v2.5.6

• Fix compatibility of plugin discovery with newer 2.6.x tools
• Fix crash when using JACK under Linux ARM
• Fix carla-lv2 pre-run with 0 frames
• Fix carla-vst GUI for high-dpi screens
• Fix carla-native-plugin library exported symbols
• Show custom error message when trying to start JACK driver without JACK
• Skip special treatment for LADISH (do not set session management hints)

v2.5.5

• Allow IPC during plugin discovery (controlled by external tools)
• Expose a few extra APIs in carla-utils library
• Install extra carla-utils related headers during make install
• Fix invalid/empty LV2 paths for compatibility with lilv
• Fix LV2 plugin state for plugin bridges
• Fix showing engine device settings on systems without JACK
• Fix usage with LMMS on Windows
• Remove use of REAL_BUILD macro, no longer needed
• Tweaks for integration in OBS
• Other minor fixes and cleanup

v2.5.4

• Fix crash/regression when using LV2 plugins without worker extension
• Fix compat with PyQt >= PyQt 5.15.8
• Fix macOS build
• Simplify JACK event handling, now using a single queue on the main thread

v2.5.3

• Always set time frame information for JUCE hosted plugins
• Fix canvaspreview out-of-bounds panning for patchbay
• Fix receiving LV2 atoms bigger than 32kB
• Fix peak metering reading values out of bounds
• Fix missing </li> code in about information string
• Support the more verbose LV2 MIDI CC definitions
• Use SDL driver by default on Haiku

v2.5.2

• Fix includedir/libdir variables in pkg-config files
• Fix LV2 plugins sending MIDI events out of order when using MIDI mapping for control output ports
• Fix VST2 all-notes/sound-off events after re-activation
• Fix "use outer frame for carla-lv2" from v2.5.1
• Correct jackbridge build flags, prevent LTO from being used in wine stuff

v2.5.1

• Do not set scale factor for LV2 plugin UIs on macOS
• Fix external MIDI connections for JUCE engine driver
• Fix a few memory leaks and runtime issues
• Fix several race conditions
• Fix logic around engine driver listings
• Fix position of external patchbay graph nodes not being restored when switching from internal to external
• Fix RISC-V builds
• Fix win32 bridge builds on win64 systems (forcing usage of i686-w64-mingw32 if needed)
• Ignore some compiler warnings from Qt side
• Use an outer frame for carla-lv2 outgoing events

v2.5.0

• Add JSFX plugin support
• Add SDL engine driver
• Adapt engine code to allow single-threaded web-assembly builds
• Fix macOS installer to run without rosetta2
• Use full driver settings dialog if opened via menu and engine is not running
• Update built-in DPF
• Update to JUCE 7.0.1

v2.4.4

Fixes:

• Fix inaccurate MIDI CC rounding
• Fix one more python3.10 compatibility issue
• Fix one more Windows UTF-16 issue

Other changes:

• Do not use -fno-gnu-unique on BSD
• Support mod:volts as LV2 unit
• Update dependency list in INSTALL.md

v2.4.3

Fixes:

• Fix build for Alpine Linux and BSD
• Fix integration with internal Qt toolbar visibility state
• Fix plugin search (regression from 2.4.2)
• Fix several Windows UTF-16 issues

Build related changes:

• Add -fno-gnu-unique to default build flags
• Implement VERBOSE make flag
• Make build compatible with LTO, now enabled on official macOS/Windows binaries
• Replace CARLA_EXPORT macro with separate API / PLUGIN export options
• Set new X-NSM-Exec desktop file property

v2.4.2

Fixes:

• Fix a few crashes with JACK applications inside Carla
• Fix build on non-supported systems by JUCE
• Fix crash when LV2 X11 UI has non-mapped child window
• Fix compatibility with Python 3.10
• Fix default SF2/3 path
• Fix LV2 UI resizing on macOS
• Fix missing VST3 plugins not being searched recursively
• Disable GraphicsScene indexing method to prevent crashes
• Ensure custom data state save and restore always match

Changes:

• Add "[carla]" prefix to printed messages
• Add appdata metadata information
• Add notice when Carla needs to be restarted after an LV2 rescan
• Add VST3 Windows common files to the default path (required by the latest VST3 spec)
• Default to JACK backend if pipewire-jack replacement is installed
• Implement dry/wet, volume and balance on JUCE hosted plugins
• Reload audio file if sample rate changes
• Use temporary files for big custom data values in bridges

Changes for using Carla as library:

• Add 8 CV, 32 IO and 64 IO CarlaPatchbay variants
• Add audio port hints to backend, starting with lv2 sidechain
• Add static plugin build target
• Add WITH_LTO build option, disabled by default
• Allow setting a custom C++ namespace
• More work on experimental embed plugin UIs, now also possible on plugin bridges