7 files changed, 53 insertions, 12 deletions
diff --git a/lv2/atom.lv2/atom.ttl b/lv2/atom.lv2/atom.ttl
index 03d3531..064d274 100644
--- a/lv2/atom.lv2/atom.ttl
+++ b/lv2/atom.lv2/atom.ttl
@@ -161,7 +161,7 @@ atom:Resource
 	rdfs:subClassOf atom:Object ;
 	rdfs:label "Resource" ;
 	rdfs:comment "A named collection of properties with a URI." ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	atom:cType "LV2_Atom_Object" .
 
 atom:Blank
@@ -169,7 +169,7 @@ atom:Blank
 	rdfs:subClassOf atom:Object ;
 	rdfs:label "Blank" ;
 	rdfs:comment "An anonymous collection of properties without a URI." ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	atom:cType "LV2_Atom_Object" .
 
 atom:Sound
diff --git a/lv2/core.lv2/lv2core.meta.ttl b/lv2/core.lv2/lv2core.meta.ttl
index e593d2e..77f2c67 100644
--- a/lv2/core.lv2/lv2core.meta.ttl
+++ b/lv2/core.lv2/lv2core.meta.ttl
@@ -126,7 +126,7 @@ If the value has no explicit datatype, it is assumed to be a valid XHTML Basic
 1.1 fragment suitable for use as the content of the `body` element of a page.
 
 XHTML Basic is a W3C Recommendation which defines a simplified subset of XHTML
-intended to be reasonable to implement with limited resources, for exampe on
+intended to be reasonable to implement with limited resources, for example on
 embedded devices. See [XHTML Basic, Section
 3](http://www.w3.org/TR/xhtml-basic/#s_xhtmlmodules) for a list of valid tags.
 
diff --git a/lv2/core.lv2/lv2core.ttl b/lv2/core.lv2/lv2core.ttl
index 669ca2a..c7dcf50 100644
--- a/lv2/core.lv2/lv2core.ttl
+++ b/lv2/core.lv2/lv2core.ttl
@@ -17,7 +17,7 @@ lv2:Specification
 		owl:Class ;
 	rdfs:subClassOf doap:Project ;
 	rdfs:label "Specification" ;
-	rdfs:comment "An LV2 specifiation." .
+	rdfs:comment "An LV2 specification." .
 
 lv2:Markdown
 	a rdfs:Datatype ;
@@ -374,7 +374,7 @@ lv2:connectionOptional
 
 lv2:reportsLatency
 	a lv2:PortProperty ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	rdfs:label "reports latency" ;
 	rdfs:comment "Control port value is the plugin latency in frames." .
 
@@ -524,6 +524,13 @@ lv2:BandpassPlugin
 	rdfs:label "Bandpass Filter Plugin" ;
 	rdfs:comment "A filter that attenuates frequencies outside of some band." .
 
+lv2:BandstopPlugin
+	a rdfs:Class ,
+		owl:Class ;
+	rdfs:subClassOf lv2:FilterPlugin ;
+	rdfs:label "Bandstop Filter Plugin" ;
+	rdfs:comment "A filter that attenuates frequencies inside of some band." .
+
 lv2:HighpassPlugin
 	a rdfs:Class ,
 		owl:Class ;
diff --git a/lv2/core.lv2/manifest.ttl b/lv2/core.lv2/manifest.ttl
index 27793dc..0072346 100644
--- a/lv2/core.lv2/manifest.ttl
+++ b/lv2/core.lv2/manifest.ttl
@@ -4,8 +4,8 @@
 
 <http://lv2plug.in/ns/lv2core>
 	a lv2:Specification ;
-	lv2:minorVersion 18 ;
-	lv2:microVersion 6 ;
+	lv2:minorVersion 19 ;
+	lv2:microVersion 0 ;
 	rdfs:seeAlso <lv2core.ttl> .
 
 <http://lv2plug.in/ns/lv2>
diff --git a/lv2/ui.lv2/manifest.ttl b/lv2/ui.lv2/manifest.ttl
index 4f5ed48..a77d6d0 100644
--- a/lv2/ui.lv2/manifest.ttl
+++ b/lv2/ui.lv2/manifest.ttl
@@ -3,6 +3,6 @@
 
 <http://lv2plug.in/ns/extensions/ui>
 	a lv2:Specification ;
-	lv2:minorVersion 2 ;
-	lv2:microVersion 24 ;
+	lv2:minorVersion 3 ;
+	lv2:microVersion 0 ;
 	rdfs:seeAlso <ui.ttl> .
diff --git a/lv2/ui.lv2/ui.meta.ttl b/lv2/ui.lv2/ui.meta.ttl
index ede80ae..393d8d6 100644
--- a/lv2/ui.lv2/ui.meta.ttl
+++ b/lv2/ui.lv2/ui.meta.ttl
@@ -99,6 +99,16 @@ not be used in the same process.
 
 """^^lv2:Markdown .
 
+ui:Gtk4UI
+	lv2:documentation """
+
+The host must guarantee that the Gtk+ 4 library has been initialised and the
+Glib main loop is running before the UI is instantiated.  Note that this UI
+type is not suitable for binary distribution since multiple versions of Gtk can
+not be used in the same process.
+
+"""^^lv2:Markdown .
+
 ui:Qt4UI
 	lv2:documentation """
 
@@ -119,6 +129,16 @@ used in the same process.
 
 """^^lv2:Markdown .
 
+ui:Qt6UI
+	lv2:documentation """
+
+The host must guarantee that the Qt6 library has been initialised and the Qt6
+main loop is running before the UI is instantiated.  Note that this UI type is
+not suitable for binary distribution since multiple versions of Qt can not be
+used in the same process.
+
+"""^^lv2:Markdown .
+
 ui:X11UI
 	lv2:documentation """
 
diff --git a/lv2/ui.lv2/ui.ttl b/lv2/ui.lv2/ui.ttl
index a59b069..c42992e 100644
--- a/lv2/ui.lv2/ui.ttl
+++ b/lv2/ui.lv2/ui.ttl
@@ -34,6 +34,13 @@ ui:Gtk3UI
 	rdfs:label "GTK3 UI" ;
 	rdfs:comment "A UI where the widget is a pointer to a Gtk+ 3.0 GtkWidget." .
 
+ui:Gtk4UI
+	a rdfs:Class ,
+		owl:Class ;
+	rdfs:subClassOf ui:UI ;
+	rdfs:label "GTK4 UI" ;
+	rdfs:comment "A UI where the widget is a pointer to a Gtk+ 4.0 GtkWidget." .
+
 ui:Qt4UI
 	a rdfs:Class ,
 		owl:Class ;
@@ -48,6 +55,13 @@ ui:Qt5UI
 	rdfs:label "Qt5 UI" ;
 	rdfs:comment "A UI where the widget is a pointer to a Qt5 QWidget." .
 
+ui:Qt6UI
+	a rdfs:Class ,
+		owl:Class ;
+	rdfs:subClassOf ui:UI ;
+	rdfs:label "Qt6 UI" ;
+	rdfs:comment "A UI where the widget is a pointer to a Qt6 QWidget." .
+
 ui:X11UI
 	a rdfs:Class ,
 		owl:Class ;
@@ -81,13 +95,13 @@ ui:binary
 	a rdf:Property ,
 		owl:ObjectProperty ;
 	owl:sameAs lv2:binary ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	rdfs:label "binary" ;
 	rdfs:comment "The shared library that a UI resides in." .
 
 ui:makeSONameResident
 	a lv2:Feature ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	rdfs:label "make SO name resident" ;
 	rdfs:comment "UI binary must not be unloaded." .
 
@@ -174,7 +188,7 @@ ui:notifyType
 ui:resize
 	a lv2:Feature ,
 		lv2:ExtensionData ;
-	owl:deprecated "true"^^xsd:boolean ;
+	owl:deprecated true ;
 	rdfs:label "resize" ;
 	rdfs:comment """A feature that provides control of, and notifications about, a UI's size.""" .