Cockos has updated all versions of REAPER to v2.52 (Windows 32-bit, Windows x64 Beta and Mac OS X Beta).

Changes:

• Memory use reduction with lots of items/takes in projects.
• Render: new optional online realtime rendering mode (allowing easy renders with external synths, reainsert, etc.).
• MIDI editor: bank/program select lane, .reabank and .ins import, automatic loading for software instruments.
• MIDI editor: humanize notes action.
• MIDI editor: action for join selected notes.
• MIDI editor: default bindings to switch channel view (shift+0-9, and ~ to show all).
• MIDI editor: fixed scrolling marquee selection issues.
• MIDI editor: fixed hang with huge grid sizes.
• ReaInsert: fixed dropped MIDI events on playback start in certain instances.
• ReaSynth: full ADSR control, second utility oscillator, smoother fast attacks, sustain pedal support.
• ReaSynth: pulse width control, big optimizations.
• OSX: JS keyboard fixes.
• OSX: various scroll related fixes, fixed floating masterTCP bug.
• Keyboard: Fix for . vs alt+. keyboard assignments, alt+numpadkeys, etc.
• Normalizing items no longer resets take phase reversal.
• Fixed mute UI update issue when stopped/paused/etc and not running FX.
• MP3 encoder: no longer creates (inaccurate) peak files.
• Dynamic split: tweaked reduce split slider centerline.
• Fix for ctrl+mousewheel inconsistent fader behavior.
• Fixed mp3+pitch shifting+take FX end-of-item bug.
• Faster loading of projects with large amounts of media (splash screen updates).
• Action: set project tempo from time selection.
• Help/All Actions (dumps full actions list to web page).
• Left and right clicking items now shows more informative cursor.
• Fix for not naming imported MIDI items when importing from file to in-project item.
• VST: Fix for Zebra automation (special-case messagepump run).
• HUI: track name support.