Cockos Reaper, tons of fixes and improvements for the multitrack audio and MIDI software

Cockos has released version 3.13 of Reaper, a complete multitrack audio and MIDI recording, editing, processing, mixing, and mastering environment for Windows and Mac.

Changes in Reaper v3.13

Action: insert multiple tracks.
API: added functions: AddProjectMarker, DeleteProjectMarker.
Automation: new volume/pan envelopes display the current track fader value.
Crossfades: fixed auto-crossfade when control+drag copying items.
FLAC: fixed multichannel read support.
FX chains: automatically increase track channel count when loading FX chains that use more channels.
Glue: special fade handling when gluing multiple items starting or ending at the same time.
Mixer: consistent scroll behavior regardless of number of tracks, autoscroll to newly added tracks.
Master: no reset of master mono/stereo setting after automatically muting on overload.
Media items: button to display item properties, by default shown only when the item is resampled.
Media explorer: configurable default-handling of project files, better context menus.
Media explorer: filter fixes.
Menus: most commonly used menus can be customized (add/remove actions, submenus, rename menu items).
Menus: menu customizations can be imported/exported to file.
MIDI editor: user preference to flash keyboard notes on track input note-on.
MIDI editor: setting to snap note ends to grid when snap enabled.
MIDI editor: fixed snapping bug when following project beats and grid is 1/4 note triplets.
MIDI editor: better keyboard handling in text fields.
Mousewheel: fixed control+mousewheel for fine slider moves in parameter modulation and send windows.
Mute/solo: setting via right-click follows selection/grouping unless overridden with shift key.
OSX: preliminary media explorer.
OSX: fixes for file browse dialog with certain paths.
OSX: vast keyboard system fixes and improvements.
OSX: fixed main window actions working in undocked transports.
OSX: disk reading does not use F_NOCACHE on remote file systems.
OSX: virtual MIDI keyboard fixes.
OSX: fixes to mixer autoscrolling.
OSX: midi list editor supports in-list editing.
OSX: fixed visual glitch with docker.
Peak building: optimizations (50-150% faster on .wav files in our tests).
Peaks: when using alternate peak path, put peaks in numbered subdirectories for better performance.
Peaks: low quality preview peaks during building are now are more consistent with finished peaks.
Peaks: aborted peak generation removes partial (invalid) peak files.
Project load: replacing files with different types will scan for the same file type for other missing files.
Project/template load: current working directory defaults to project/template path.
ReaScript: added GetTrackState, expanded html help, set undo point after script executes.
ReaScript: capture Python compile-time and run-time error messages for display.
ReaScript: fixed get/set of integer-type track, item, or take parameters.
Take names: automatically focus take name field when displaying item properties.
TCP: Drag and drop routing now autoscrolls.
TCP/Mixer: autoscroll to tracks selected via action or control surface.
Track icons: optionally set all tracks to the same width when any track icons are used.
Undo system: greatly reduced memory use when loading undo history from file.
VST: fix for bridged/firewalled plug-ins with track controls visible.
VST: added MIDI output mode to merge output with input (for groove players, arpeggiators, etc.).
VST extensions: support for effString2Parameter (mostly for readable manual editing of envelope points).
VST MIDI: fixed hanging note bug from synthedit and possibly other plugins that generate MIDI.
Windows: drag and drop of files out of REAPER now better supports unicode characters.
Windows: try to prevent bad plugins from quitting REAPER.
x64: ReWire support (master/mixer only).