Replace change history data with a plain text NEWS file

25 files changed, 2 insertions, 1279 deletions

diff --git a/lv2/atom.lv2/atom.meta.ttl b/lv2/atom.lv2/atom.meta.ttl
index adab5f4..81c3482 100644
--- a/lv2/atom.lv2/atom.meta.ttl
+++ b/lv2/atom.lv2/atom.meta.ttl
@@ -1,5 +1,4 @@
 @prefix atom: <http://lv2plug.in/ns/ext/atom#> .
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,107 +11,6 @@
 	doap:license <http://opensource.org/licenses/isc> ;
 	doap:created "2007-00-00" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "2.4" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			]
-		]
-	] , [
-		doap:revision "2.2" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2_atom_object_get_typed() for easy type-safe access to object properties."
-			]
-		]
-	] , [
-		doap:revision "2.0" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Deprecate Blank and Resource in favour of just Object."
-			] , [
-				rdfs:label "Add lv2_atom_forge_is_object_type() and lv2_atom_forge_is_blank() to ease backwards compatibility."
-			] , [
-				rdfs:label "Add lv2_atom_forge_key() for terser object writing."
-			] , [
-				rdfs:label "Add lv2_atom_sequence_clear() and lv2_atom_sequence_append_event() helper functions."
-			]
-		]
-	] , [
-		doap:revision "1.8" ;
-		doap:created "2014-01-04" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.8.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Make lv2_atom_*_is_end() arguments const."
-			]
-		]
-	] , [
-		doap:revision "1.6" ;
-		doap:created "2013-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.6.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix crash in forge.h when pushing atoms to a full buffer."
-			]
-		]
-	] , [
-		doap:revision "1.4" ;
-		doap:created "2013-01-27" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix lv2_atom_sequence_end()."
-			] , [
-				rdfs:label "Remove atom:stringType in favour of owl:onDatatype so generic tools can understand and validate atom literals."
-			] , [
-				rdfs:label "Improve atom documentation."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix implicit conversions in forge.h that are invalid in C++11."
-			] , [
-				rdfs:label "Fix lv2_atom_object_next() on 32-bit platforms."
-			] , [
-				rdfs:label "Add lv2_atom_object_body_get()."
-			] , [
-				rdfs:label "Fix outdated documentation in forge.h."
-			] , [
-				rdfs:label "Use consistent label style."
-			] , [
-				rdfs:label "Add LV2_ATOM_CONTENTS_CONST and LV2_ATOM_BODY_CONST."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 An atom:Atom is a simple generic data container for holding any type of Plain
diff --git a/lv2/buf-size.lv2/buf-size.meta.ttl b/lv2/buf-size.lv2/buf-size.meta.ttl
index b1d8011..ba08b29 100644
--- a/lv2/buf-size.lv2/buf-size.meta.ttl
+++ b/lv2/buf-size.lv2/buf-size.meta.ttl
@@ -1,5 +1,4 @@
 @prefix bufsz: <http://lv2plug.in/ns/ext/buf-size#> .
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -11,39 +10,6 @@
 	doap:shortdesc "Access to, and restrictions on, buffer sizes." ;
 	doap:created "2012-08-07" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.4" ;
-		doap:created "2015-09-18" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add bufsz:nominalBlockLength option."
-			] , [
-				rdfs:label "Add bufsz:coarseBlockLength feature."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-12-21" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix typo in bufsz:sequenceSize label."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a facility for plugins to get information about the
diff --git a/lv2/core.lv2/lv2core.meta.ttl b/lv2/core.lv2/lv2core.meta.ttl
index bb7b185..9844b29 100644
--- a/lv2/core.lv2/lv2core.meta.ttl
+++ b/lv2/core.lv2/lv2core.meta.ttl
@@ -1,5 +1,4 @@
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@@ -15,135 +14,6 @@
 	doap:developer <http://plugin.org.uk/swh.xrdf#me> ,
 		<http://drobilla.net/drobilla#me> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "18.6" ;
-		doap:created "2022-08-12" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.8.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix inconsistent plugin class labels."
-			]
-		]
-	] , [
-		doap:revision "18.4" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			]
-		]
-	] , [
-		doap:revision "18.0" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2:Markdown datatype."
-			] , [
-				rdfs:label "Deprecate lv2:reportsLatency."
-			]
-		]
-	] , [
-		doap:revision "16.0" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2:MIDIPlugin class."
-			] , [
-				rdfs:label "Rework port restrictions so that presets can be validated."
-			]
-		]
-	] , [
-		doap:revision "14.0" ;
-		doap:created "2016-09-18" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2_util.h with lv2_features_data() and lv2_features_query()."
-			] , [
-				rdfs:label "Add lv2:enabled designation."
-			]
-		]
-	] , [
-		doap:revision "12.4" ;
-		doap:created "2015-04-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.12.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Relax domain of lv2:minimum lv2:maximum and lv2:default so they can be used to describe properties/parameters as well."
-			] , [
-				rdfs:label "Add extern C and visibility attribute to LV2_SYMBOL_EXPORT."
-			] , [
-				rdfs:label "Add lv2:isSideChain port property."
-			]
-		]
-	] , [
-		doap:revision "12.2" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Clarify lv2_descriptor() and lv2_lib_descriptor() documentation."
-			]
-		]
-	] , [
-		doap:revision "12.0" ;
-		doap:created "2014-01-04" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.8.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2:prototype for property inheritance."
-			]
-		]
-	] , [
-		doap:revision "10.0" ;
-		doap:created "2013-02-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2:EnvelopePlugin class."
-			] , [
-				rdfs:label "Add lv2:control for designating primary event-based control ports."
-			] , [
-				rdfs:label "Set range of lv2:designation to lv2:Designation."
-			] , [
-				rdfs:label "Make lv2:Parameter rdfs:subClassOf rdf:Property."
-			] , [
-				rdfs:label "Reserve minor version 0 for unstable development plugins."
-			]
-		]
-	] , [
-		doap:revision "8.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "8.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 LV2 is an interface for writing audio plugins in C or compatible languages,
diff --git a/lv2/core.lv2/meta.ttl b/lv2/core.lv2/meta.ttl
index 03e2240..75a13ac 100644
--- a/lv2/core.lv2/meta.ttl
+++ b/lv2/core.lv2/meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
 @prefix meta: <http://lv2plug.in/ns/meta#> .
@@ -32,235 +31,5 @@ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH R
 		meta:gabrbedd ,
 		meta:daste ,
 		meta:kfoltman ,
-		meta:paniq ;
-	doap:release [
-		doap:revision "1.18.9" ;
-		doap:created "2022-08-14" ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix includedir in pkg-config file."
-			] , [
-				rdfs:label "Only install lv2specgen when required Python modules are found."
-			] , [
-				rdfs:label "Fix missing example plugin UI binaries."
-			]
-		]
-	] , [
-		doap:revision "1.18.8" ;
-		doap:created "2022-08-12" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.8.tar.xz> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "lv2specgen: Fix installed data paths."
-			] , [
-				rdfs:label "Fix documentation build with meson 0.56.2."
-			] , [
-				rdfs:label "Fix lv2.h missing from installation."
-			] , [
-				rdfs:label "Fix documentation build with Python 3.7."
-			] , [
-				rdfs:label "eg-midigate: Fix output timing."
-			] , [
-				rdfs:label "eg-sampler: Add resampling via libsamplerate."
-			] , [
-				rdfs:label "eg-sampler: Fix potentially corrupt notification events."
-			]
-		]
-	] , [
-		doap:revision "1.18.6" ;
-		doap:created "2022-07-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.6.tar.xz> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix or avoid new compiler and tool warnings."
-			] , [
-				rdfs:label "Add dark mode style for documentation."
-			] , [
-				rdfs:label "Clean up and modernize Python support code."
-			] , [
-				rdfs:label "Remove archaic properties from foaf vocabulary."
-			] , [
-				rdfs:label "Replace canonical dcs ontology with a minimal version for LV2."
-			] , [
-				rdfs:label "Switch to Meson build system."
-			] , [
-				rdfs:label "Separate API headers from data."
-			] , [
-				rdfs:label "Rearrange source tree to be directly usable by dependants."
-			]
-		]
-	] , [
-		doap:revision "1.18.4" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			] , [
-				rdfs:label "Fix build issues with newer toolchains."
-			]
-		]
-	] , [
-		doap:revision "1.18.2" ;
-		doap:created "2021-01-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.2.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "eg-sampler: Save and restore gain parameter value."
-			] , [
-				rdfs:label "Various code cleanups and infrastructure improvements."
-			]
-		]
-	] , [
-		doap:revision "1.18.0" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Improve documentation."
-			] , [
-				rdfs:label "Separate extended documentation from primary data."
-			]
-		]
-	] , [
-		doap:revision "1.16.0" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add core/attributes.h utility header."
-			] , [
-				rdfs:label "eg-sampler: Add waveform display to UI."
-			] , [
-				rdfs:label "eg-midigate: Respond to \"all notes off\" MIDI message."
-			] , [
-				rdfs:label "Simplify use of lv2specgen."
-			] , [
-				rdfs:label "Add lv2_validate utility."
-			] , [
-				rdfs:label "Install headers to simpler paths."
-			] , [
-				rdfs:label "Aggressively deprecate uri-map and event extensions."
-			] , [
-				rdfs:label "Upgrade build system and fix building with Python 3.7."
-			]
-		]
-	] , [
-		doap:revision "1.14.0" ;
-		doap:created "2016-09-19" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label """eg-scope: Don't feed back UI state updates."""
-			] , [
-				rdfs:label "eg-sampler: Fix handling of state file paths."
-			] , [
-				rdfs:label "eg-sampler: Support thread-safe state restoration."
-			]
-		]
-	] , [
-		doap:revision "1.12.0" ;
-		doap:created "2015-04-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.12.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "eg-sampler: Support patch:Get, and request initial state from UI."
-			] , [
-				rdfs:label "eg-sampler: Add gain parameter."
-			] , [
-				rdfs:label "Fix merging of version histories in specification documentation."
-			] , [
-				rdfs:label "Improve API documentation."
-			] , [
-				rdfs:label "Simplify property restrictions by removing redundancy."
-			]
-		]
-	] , [
-		doap:revision "1.10.0" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "lv2specgen: Display deprecated warning on classes marked owl:deprecated."
-			] , [
-				rdfs:label "Fix -Wconversion warnings in headers."
-			] , [
-				rdfs:label "Upgrade to waf 1.7.16."
-			]
-		]
-	] , [
-		doap:revision "1.8.0" ;
-		doap:created "2014-01-04" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.8.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add scope example plugin from Robin Gareus."
-			] , [
-				rdfs:label "lv2specgen: Fix links to externally defined terms."
-			] , [
-				rdfs:label "Install lv2specgen for use by other projects."
-			]
-		]
-	] , [
-		doap:revision "1.6.0" ;
-		doap:created "2013-08-09" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.6.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix port indices of metronome example."
-			] , [
-				rdfs:label "Fix lv2specgen usage from command line."
-			] , [
-				rdfs:label "Upgrade to waf 1.7.11."
-			]
-		]
-	] , [
-		doap:revision "1.4.0" ;
-		doap:created "2013-02-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add metronome example plugin to demonstrate sample accurate tempo sync."
-			] , [
-				rdfs:label "Generate book-style HTML documentation from example plugins."
-			]
-		]
-	] , [
-		doap:revision "1.2.0" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Move all project metadata for extensions (e.g. change log) to separate files to spare hosts from loading them during discovery."
-			] , [
-				rdfs:label "Use stricter datatype definitions conformant with the XSD and OWL specifications for better validation."
-			]
-		]
-	] , [
-		doap:revision "1.0.0" ;
-		doap:created "2012-04-16" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label """Initial release as a unified project.  Projects can now simply depend on the pkg-config package 'lv2' for all official LV2 APIs."""
-			] , [
-				rdfs:label "New extensions: atom, log, parameters, patch, port-groups, port-props, resize-port, state, time, worker."
-			]
-		]
-	] .
+		meta:paniq .
 
diff --git a/lv2/data-access.lv2/data-access.meta.ttl b/lv2/data-access.lv2/data-access.meta.ttl
index f3a3d19..7d0e622 100644
--- a/lv2/data-access.lv2/data-access.meta.ttl
+++ b/lv2/data-access.lv2/data-access.meta.ttl
@@ -1,5 +1,4 @@
 @prefix da: <http://lv2plug.in/ns/ext/data-access#> .
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,17 +11,6 @@
 	doap:shortdesc "Provides access to plugin extension data." ;
 	doap:created "2008-00-00" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a feature, LV2_Extension_Data_Feature, which provides
diff --git a/lv2/dynmanifest.lv2/dynmanifest.meta.ttl b/lv2/dynmanifest.lv2/dynmanifest.meta.ttl
index 2391678..5d365c6 100644
--- a/lv2/dynmanifest.lv2/dynmanifest.meta.ttl
+++ b/lv2/dynmanifest.lv2/dynmanifest.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix dman: <http://lv2plug.in/ns/ext/dynmanifest#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
@@ -14,27 +13,6 @@
 	doap:shortdesc "Support for dynamic manifest data generation." ;
 	doap:programming-language "C" ;
 	doap:developer <http://lv2plug.in/ns/meta#daste> ;
-	doap:release [
-		doap:revision "1.6" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.4" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 The LV2 API, on its own, cannot be used to write plugin libraries where data is
diff --git a/lv2/event.lv2/event.meta.ttl b/lv2/event.lv2/event.meta.ttl
index d8b734a..f573a15 100644
--- a/lv2/event.lv2/event.meta.ttl
+++ b/lv2/event.lv2/event.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix ev: <http://lv2plug.in/ns/ext/event#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
@@ -13,63 +12,6 @@
 	doap:created "2008-00-00" ;
 	doap:developer <http://drobilla.net/drobilla#me> ,
 		<http://lv2plug.in/ns/meta#larsl> ;
-	doap:release [
-		doap:revision "1.14" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			]
-		]
-	] , [
-		doap:revision "1.12" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Minor documentation improvements."
-			]
-		]
-	] , [
-		doap:revision "1.10" ;
-		doap:created "2013-01-13" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix incorrect return type in lv2_event_get()."
-			]
-		]
-	] , [
-		doap:revision "1.8" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Make event iterator gracefully handle optional ports."
-			] , [
-				rdfs:label "Remove asserts from event-helper.h."
-			] , [
-				rdfs:label "Use more precise domain and range for EventPort properties."
-			] , [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 <span class="warning">This extension is deprecated.</span> New implementations
diff --git a/lv2/instance-access.lv2/instance-access.meta.ttl b/lv2/instance-access.lv2/instance-access.meta.ttl
index 1106334..8d33100 100644
--- a/lv2/instance-access.lv2/instance-access.meta.ttl
+++ b/lv2/instance-access.lv2/instance-access.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix ia: <http://lv2plug.in/ns/ext/instance-access#> .
@@ -12,17 +11,6 @@
 	doap:shortdesc "Provides access to the LV2_Handle of a plugin." ;
 	doap:created "2010-10-04" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a feature which allows plugin UIs to get a direct handle
diff --git a/lv2/log.lv2/log.meta.ttl b/lv2/log.lv2/log.meta.ttl
index 87cff43..06d9f63 100644
--- a/lv2/log.lv2/log.meta.ttl
+++ b/lv2/log.lv2/log.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix log: <http://lv2plug.in/ns/ext/log#> .
@@ -11,47 +10,6 @@
 	doap:shortdesc "A feature for writing log messages." ;
 	doap:created "2012-01-12" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "2.4" ;
-		doap:created "2016-07-30" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add lv2_log_logger_set_map() for changing the URI map of an existing logger."
-			]
-		]
-	] , [
-		doap:revision "2.2" ;
-		doap:created "2014-01-04" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.8.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add missing include string.h to logger.h for memset."
-			]
-		]
-	] , [
-		doap:revision "2.0" ;
-		doap:created "2013-01-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add logger convenience API."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a feature, log:log, which allows plugins to print log
diff --git a/lv2/midi.lv2/midi.meta.ttl b/lv2/midi.lv2/midi.meta.ttl
index 6dc80d6..b3dfd44 100644
--- a/lv2/midi.lv2/midi.meta.ttl
+++ b/lv2/midi.lv2/midi.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -14,47 +13,6 @@
 	doap:created "2006-00-00" ;
 	doap:developer <http://lv2plug.in/ns/meta#larsl> ,
 		<http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.10" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix incorrect range of midi:chunk."
-			]
-		]
-	] , [
-		doap:revision "1.8" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			] , [
-				rdfs:label "Add midi:binding and midi:channel predicates."
-			] , [
-				rdfs:label "Add midi:HexByte datatype for status bytes and masks."
-			] , [
-				rdfs:label "Remove non-standard midi:Tick message type."
-			] , [
-				rdfs:label "Add C definitions for message types and standard controllers."
-			] , [
-				rdfs:label "Fix definition of SystemExclusive status byte."
-			]
-		]
-	] , [
-		doap:revision "1.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This specification defines a data type for a MIDI message, midi:MidiEvent,
diff --git a/lv2/morph.lv2/morph.meta.ttl b/lv2/morph.lv2/morph.meta.ttl
index c247783..f161557 100644
--- a/lv2/morph.lv2/morph.meta.ttl
+++ b/lv2/morph.lv2/morph.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -11,17 +10,6 @@
 	doap:shortdesc "Ports that can dynamically change type." ;
 	doap:created "2012-05-22" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.0" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines two port types: morph:MorphPort, which has a
diff --git a/lv2/options.lv2/options.meta.ttl b/lv2/options.lv2/options.meta.ttl
index 838b0b9..10ca296 100644
--- a/lv2/options.lv2/options.meta.ttl
+++ b/lv2/options.lv2/options.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,37 +11,6 @@
 	doap:shortdesc "Runtime options for LV2 plugins and UIs." ;
 	doap:created "2012-08-20" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.4" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Relax range of opts:requiredOption and opts:supportedOption"
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2013-01-10" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Set the range of opts:requiredOption and opts:supportedOption to opts:Option."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a facility for <q>options</q>, which are values the host
diff --git a/lv2/parameters.lv2/parameters.meta.ttl b/lv2/parameters.lv2/parameters.meta.ttl
index 9d7c623..ffb3507 100644
--- a/lv2/parameters.lv2/parameters.meta.ttl
+++ b/lv2/parameters.lv2/parameters.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -8,41 +7,6 @@
 <http://lv2plug.in/ns/ext/parameters>
 	a doap:Project ;
 	doap:name "LV2 Parameters" ;
-	doap:release [
-		doap:revision "1.4" ;
-		doap:created "2015-04-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.12.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add range to parameters so hosts know how to control them."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			] , [
-				rdfs:label "Add param:sampleRate."
-			] , [
-				rdfs:label "Add parameters.h of URI defines for convenience."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	doap:created "2009-00-00" ;
 	doap:shortdesc "Common parameters for audio processing." ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
diff --git a/lv2/patch.lv2/patch.meta.ttl b/lv2/patch.lv2/patch.meta.ttl
index 12cb6c6..976034f 100644
--- a/lv2/patch.lv2/patch.meta.ttl
+++ b/lv2/patch.lv2/patch.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,87 +11,6 @@
 	doap:developer <http://drobilla.net/drobilla#me> ;
 	doap:name "LV2 Patch" ;
 	doap:shortdesc "A protocol for accessing and manipulating properties." ;
-	doap:release [
-		doap:revision "2.10" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			] , [
-				rdfs:label "Make the type of patch:wildcard more precise."
-			] , [
-				rdfs:label "Fix type and range of patch:value."
-			]
-		]
-	] , [
-		doap:revision "2.8" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix incorrect type of patch:sequenceNumber."
-			]
-		]
-	] , [
-		doap:revision "2.6" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add patch:accept property."
-			] , [
-				rdfs:label "Add patch:context property."
-			]
-		]
-	] , [
-		doap:revision "2.4" ;
-		doap:created "2015-04-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.12.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Define patch:Get with no subject to implicitly apply to receiver.  This can be used by UIs to get an initial description of a plugin."
-			] , [
-				rdfs:label "Add patch:Copy method."
-			]
-		]
-	] , [
-		doap:revision "2.2" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add patch:sequenceNumber for associating replies with requests."
-			]
-		]
-	] , [
-		doap:revision "2.0" ;
-		doap:created "2013-01-10" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Make patch:Set a compact message for setting one property."
-			] , [
-				rdfs:label "Add patch:readable and patch:writable for describing available properties."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This is a vocabulary for messages that access and manipulate properties.
diff --git a/lv2/port-groups.lv2/port-groups.meta.ttl b/lv2/port-groups.lv2/port-groups.meta.ttl
index 67408ec..4e3a158 100644
--- a/lv2/port-groups.lv2/port-groups.meta.ttl
+++ b/lv2/port-groups.lv2/port-groups.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,40 +11,7 @@
 	doap:shortdesc "Multi-channel groups of LV2 ports." ;
 	doap:created "2008-00-00" ;
 	doap:developer <http://lv2plug.in/ns/meta#larsl> ,
-		<http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.4" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Replace broken links with detailed Ambisonic channel descriptions."
-			] , [
-				rdfs:label "Remove incorrect type of pg:letterCode."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] .
+		<http://drobilla.net/drobilla#me> .
 
 pg:Group
 	lv2:documentation """
diff --git a/lv2/port-props.lv2/port-props.meta.ttl b/lv2/port-props.lv2/port-props.meta.ttl
index 7077e4b..6f65843 100644
--- a/lv2/port-props.lv2/port-props.meta.ttl
+++ b/lv2/port-props.lv2/port-props.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -13,27 +12,6 @@
 	doap:shortdesc "Various properties for LV2 plugin ports." ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
 	doap:developer <http://lv2plug.in/ns/meta#kfoltman> ;
-	doap:release [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This vocabulary defines various properties for plugin ports, which can be used
diff --git a/lv2/presets.lv2/presets.meta.ttl b/lv2/presets.lv2/presets.meta.ttl
index b7611de..53b8ee9 100644
--- a/lv2/presets.lv2/presets.meta.ttl
+++ b/lv2/presets.lv2/presets.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,29 +11,6 @@
 	doap:shortdesc "Presets for LV2 plugins." ;
 	doap:created "2009-00-00" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "2.8" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			] , [
-				rdfs:label "Add preset banks."
-			]
-		]
-	] , [
-		doap:revision "2.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This is a vocabulary for LV2 plugin presets, that is, named sets of control
diff --git a/lv2/resize-port.lv2/resize-port.meta.ttl b/lv2/resize-port.lv2/resize-port.meta.ttl
index d44620c..74bd534 100644
--- a/lv2/resize-port.lv2/resize-port.meta.ttl
+++ b/lv2/resize-port.lv2/resize-port.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -11,17 +10,6 @@
 	doap:shortdesc "Dynamically sized LV2 port buffers." ;
 	doap:created "2007-00-00" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a feature, rsz:resize, which allows plugins to
diff --git a/lv2/state.lv2/state.meta.ttl b/lv2/state.lv2/state.meta.ttl
index cebe0ac..b7b6855 100644
--- a/lv2/state.lv2/state.meta.ttl
+++ b/lv2/state.lv2/state.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -14,89 +13,6 @@
 	doap:developer <http://lv2plug.in/ns/meta#paniq> ,
 		<http://drobilla.net/drobilla#me> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "2.10" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			]
-		]
-	] , [
-		doap:revision "2.8" ;
-		doap:created "2021-01-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.2.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix state:StateChanged URI in metadata and documentation."
-			]
-		]
-	] , [
-		doap:revision "2.6" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add state:freePath feature."
-			]
-		]
-	] , [
-		doap:revision "2.4" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add state:StateChanged for notification events."
-			]
-		]
-	] , [
-		doap:revision "2.2" ;
-		doap:created "2016-07-31" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add LV2_STATE_ERR_NO_SPACE status flag."
-			] , [
-				rdfs:label "Add state:threadSafeRestore feature for dropout-free state restoration."
-			]
-		]
-	] , [
-		doap:revision "2.0" ;
-		doap:created "2013-01-16" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add state:loadDefaultState feature so plugins can have their default state loaded without hard-coding default state as a special case."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a simple mechanism that allows hosts to save and restore
diff --git a/lv2/time.lv2/time.meta.ttl b/lv2/time.lv2/time.meta.ttl
index 2b99cb7..c0543c3 100644
--- a/lv2/time.lv2/time.meta.ttl
+++ b/lv2/time.lv2/time.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -11,47 +10,6 @@
 	doap:shortdesc "A vocabulary for describing musical time." ;
 	doap:created "2011-10-05" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.6" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Clarify time:beat origin."
-			]
-		]
-	] , [
-		doap:revision "1.4" ;
-		doap:created "2016-07-31" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Define LV2_TIME_PREFIX."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This is a vocabulary for describing a position in time and the speed of time
diff --git a/lv2/ui.lv2/ui.meta.ttl b/lv2/ui.lv2/ui.meta.ttl
index ce4c095..fd4d11d 100644
--- a/lv2/ui.lv2/ui.meta.ttl
+++ b/lv2/ui.lv2/ui.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -14,113 +13,6 @@
 	doap:created "2006-00-00" ;
 	doap:developer <http://lv2plug.in/ns/meta#larsl> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "2.24" ;
-		doap:created "2022-05-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.4.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix spelling errors."
-			] , [
-				rdfs:label "Deprecate ui:resize."
-			]
-		]
-	] , [
-		doap:revision "2.22" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add ui:requestValue feature."
-			] , [
-				rdfs:label "Add ui:scaleFactor, ui:foregroundColor, and ui:backgroundColor properties."
-			] , [
-				rdfs:label "Deprecate ui:binary."
-			]
-		]
-	] , [
-		doap:revision "2.20" ;
-		doap:created "2015-07-25" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.14.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Improve documentation."
-			] , [
-				rdfs:label "Add missing property labels."
-			]
-		]
-	] , [
-		doap:revision "2.18" ;
-		doap:created "2014-08-08" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.10.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add show interface so UIs can gracefully degrade to separate windows if hosts can not use their widget directly."
-			] , [
-				rdfs:label "Fix identifier typos in documentation."
-			]
-		]
-	] , [
-		doap:revision "2.16" ;
-		doap:created "2014-01-04" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.8.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix LV2_UI_INVALID_PORT_INDEX identifier in documentation."
-			]
-		]
-	] , [
-		doap:revision "2.14" ;
-		doap:created "2013-03-18" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.6.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add idle interface so native UIs and foreign toolkits can drive their event loops."
-			] , [
-				rdfs:label "Add ui:updateRate property."
-			]
-		]
-	] , [
-		doap:revision "2.12" ;
-		doap:created "2012-12-01" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.4.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix incorrect linker flag in ui:makeSONameResident documentation."
-			]
-		]
-	] , [
-		doap:revision "2.10" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Add types for WindowsUI, CocoaUI, and Gtk3UI."
-			] , [
-				rdfs:label "Use consistent label style."
-			] , [
-				rdfs:label "Add missing LV2_SYMBOL_EXPORT declaration for lv2ui_descriptor prototype."
-			]
-		]
-	] , [
-		doap:revision "2.8" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension makes it possible to create user interfaces for LV2 plugins.
diff --git a/lv2/units.lv2/units.meta.ttl b/lv2/units.lv2/units.meta.ttl
index bd300a4..910bf46 100644
--- a/lv2/units.lv2/units.meta.ttl
+++ b/lv2/units.lv2/units.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -12,53 +11,6 @@
 	doap:created "2007-02-06" ;
 	doap:homepage <http://lv2plug.in/ns/extensions/units> ;
 	doap:license <http://opensource.org/licenses/isc> ;
-	doap:release [
-		doap:revision "5.12" ;
-		doap:created "2019-02-03" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.16.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix outdated port description in documentation."
-			] , [
-				rdfs:label "Remove overly restrictive domain from units:unit."
-			]
-		]
-	] , [
-		doap:revision "5.10" ;
-		doap:created "2015-04-07" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.12.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix non-existent port type in examples."
-			] , [
-				rdfs:label "Add lv2:Parameter to domain of units:unit."
-			]
-		]
-	] , [
-		doap:revision "5.8" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Remove units:name in favour of rdfs:label."
-			] , [
-				rdfs:label "Use consistent label style."
-			]
-		]
-	] , [
-		doap:revision "5.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	doap:developer <http://plugin.org.uk/swh.xrdf#me> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
 	lv2:documentation """
diff --git a/lv2/uri-map.lv2/uri-map.meta.ttl b/lv2/uri-map.lv2/uri-map.meta.ttl
index d66c289..d531899 100644
--- a/lv2/uri-map.lv2/uri-map.meta.ttl
+++ b/lv2/uri-map.lv2/uri-map.meta.ttl
@@ -1,5 +1,4 @@
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@@ -13,17 +12,6 @@
 	doap:license <http://opensource.org/licenses/isc> ;
 	doap:name "LV2 URI Map" ;
 	doap:shortdesc "A feature for mapping URIs to integers." ;
-	doap:release [
-		doap:revision "1.6" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 <span class="warning">This extension is deprecated.</span> New implementations
diff --git a/lv2/urid.lv2/urid.meta.ttl b/lv2/urid.lv2/urid.meta.ttl
index 1f10752..6f64e69 100644
--- a/lv2/urid.lv2/urid.meta.ttl
+++ b/lv2/urid.lv2/urid.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -13,27 +12,6 @@
 	doap:created "2011-07-22" ;
 	doap:developer <http://lv2plug.in/ns/meta#gabrbedd> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.4" ;
-		doap:created "2012-10-14" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Fix typo in urid:unmap documentation."
-			]
-		]
-	] , [
-		doap:revision "1.2" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial unified release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension defines a simple mechanism for plugins to map URIs to and from
diff --git a/lv2/worker.lv2/worker.meta.ttl b/lv2/worker.lv2/worker.meta.ttl
index 2fc51bc..0918446 100644
--- a/lv2/worker.lv2/worker.meta.ttl
+++ b/lv2/worker.lv2/worker.meta.ttl
@@ -1,4 +1,3 @@
-@prefix dcs: <http://ontologi.es/doap-changeset#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@@ -11,27 +10,6 @@
 	doap:shortdesc "Support for doing non-realtime work in plugins." ;
 	doap:created "2012-03-22" ;
 	doap:developer <http://drobilla.net/drobilla#me> ;
-	doap:release [
-		doap:revision "1.2" ;
-		doap:created "2020-04-26" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.18.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Improve documentation."
-			]
-		]
-	] , [
-		doap:revision "1.0" ;
-		doap:created "2012-04-17" ;
-		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
-		dcs:blame <http://drobilla.net/drobilla#me> ;
-		dcs:changeset [
-			dcs:item [
-				rdfs:label "Initial release."
-			]
-		]
-	] ;
 	lv2:documentation """
 
 This extension allows plugins to schedule work that must be performed in