Changed
Combined per-mesh and per-triangle polygon sort options into a new and improved per-strip option. This new option isn't as accurate as our per-pixel option, but it improves on both of the previous options for users without OpenGL 4.5 support.
Refactored thread synchronization code between emulation and graphics thread to reduce CPU usage and improve performance on dual core systems.
Added support for JIT compiling the AICA's ARM CPU code for a ~10% perf gain.
Optimized scheduler code for a ~5% perf gain.
Optimized basic block linking code.
Fixed
Sort mode of passes not always being correctly honored (Tony Hawk menus).
Sorting of punch through polygons (Test Drive Le Mans car decals, SGGG Segagaga menus).
Alone in the Dark rebooting when selecting a character with the HLE BIOS.
Ignore window resize events on minimize to avoid renderer restarts.
License screen not showing when using the HLE BIOS.

Added
New app icon.
New animated background in user interface.
PowerVR DMA support (Sonic Shuffle, Simple2000 Series).
PowerVR fog support.
32-bit support for Android.
GL ES 3.x support for Android.
AArch32 and AArch64 JITs for Android.
Built in fps counter.
Automatic frame skipping.
Reset binds option in input menu.
Support for Nintendo Switch Joy Cons.
Automatic library directory scanning.
Touch screen suppport.
Virtual gamepad input device.
Save state support.
Changed
Mac builds are now distributed as app bundles.
Mac builds now write out internal files to ~/Library/Application Support/redream.
Make options save before shutting down in the off-chance that there's a crash during shutdown.
Improved per-strip accuracy.
Optimized texture conversion routines.
Lowered per-pixel requirement to GL 4.3+ / GL ES 3.2+.
Improved framebuffer presentation accuracy and raw framebuffer write detection.
Numerous rendering performance improvements as a result of Android optimizations.
Improved AMD rendering performance when using per-pixel sorting. RX 480 at 1440p x 64 layers improved from ~50 fps to ~190 fps in Sonic Adventure main menu.
Avoid persisting the pc to the context as frequently.
Avoid persisting the cycle count to the context as frequently.
Avoid unnecessary page permission changes when applying memory watches.
Inline hot MMIO paths.
Inline constants during code compilation.
Added constant materialization optimization pass.
Reduce register pressure in MACL / MACW operations.
Use floating-point instructions for floating-point data transfers to reduce redundant SH4 context accesses.
Run at a fixed 60hz in the UI.
Improved indexing of disc box art.
Raised maximum input devices to 32.
Refactored virtual memory system to work with only a 29-bit address space.
Filter out single-session CDIs in the UI which require a boot disc to use.
Improved frame pacing and performance by tightening up the audio and video sync.
Turbo button is now a toggle.
Fixed
SLEEP instruction not waking correctly (Psyvariar 2, Shikigami no Shiro II).
Linux build unnecessarily linking with optional libraries (libXinerama, etc).
Linux build using the incorrect directory for internal files when using a symlink.
Mac build flashing on startup when fullscreen.
More robust self-modifying code detection (Shenmue, Shenmue II).
More robust culling of degenerate vertices (Wacky Races, Soul Calibur, Headhunter).
Artifacts along the 1-pixel edge of the viewport in some games.
Garbage data outside of the viewport in games attempting to compensate for overscan.
Numerous HLE BIOS issues (MSR, 2K sports games).
Corrected TOC for GDI and CHD disc images, fixes missing audio tracks in BIOS music player (MDK2).
Crash when the texture cache reset mid-game in libraries with more than 512 games.
Incorrect polygon winding for background plane (MDK2).
Geist Force hanging during intro.
Jet Set Radio crashing during graffiti free paint.
Pro Pinball Trilogy hanging on boot.
Monaco Grand Prix hang on startup.
NHL 2K2 hanging in the main menu.
NHL 2K2 pause menu rendering.
Slave Zero failing to boot.
Toe Jam and Earl crash on startup.
Audio clicking in Sonic Adventure menus.
Music in MDK2 and Stupid Invaders not playing.
Music in Maken X cutting out during intro and beeping.
Music in Walt Disney World Quest not pausing in menus.
Music in Test Drive Le Mans going off the rails after ~10 minutes of play.

Added
Disc swap support.
Redump BIN/CUE support.
Widescreen hack support.
Codebreaker cheat support.
Raspberry Pi 4 support.
HLE BIOS font support.
Exclusive fullscreen support.
High DPI support on Windows and Mac.
Nintendo Switch controller support.
PowerVR trilinear filtering support.
PowerVR secondary accumulation buffer support.
PowerVR parameter selection modifier volume support.
Register aliasing support to improve ARM32 register allocations.
Changed
Numerous CPU and GPU performance improvements as a result of the Pi bringup.
Removed GL_ARB_fragment_shader_interlock dependency for per-pixel sorting.
Ignore removable media drives on Windows which have no disk in them.
Librray scanning responsiveness improved for large libraries.
Library scanning is now limited to a single worker thread.
Filter out noisy axes when catching key binds.
Fixed
Major HLE BIOS refactor, fixed all known incompatibilities.
Refactored renderer to support rendering shadows before fog.
Video output only filling half the screen in some PAL games.
Video output flickering over component in some PAL games.
Codebreaker main menu not rendering.
Langrisser Millenium main menu not rendering.
NFL 2K/2K2 field textures not blending correctly.
NFL Blitz 2001 shadows not blending correctly.
NHL 2K2 ice appearing black.
Real Sound framebuffer vertical bands.
World Series Baseball 2K2 blurry textures.
V-Rally 2 main menu flickering.
Numerous AICA stream fixes.
Missing CDDA music in a few games.
Decoding of ADPCM audio to be bit-perfect.
Sega Bass Fishing audio going off the rails.
Capcom Fighting Collection hanging on boot.
Fast Striker crashing at the end of level 1.
Gundam Side Story crashing during third mission.
Tech Romancer crashing after a few rounds.
Library scanning not working with exFAT drives.