- Fix: (Invalid) GRFs could trigger invalid reads (r18391)
- Fix: One could not share orders between buses carrying different cargos (r18380)
- Fix: Off-by-one in the preconfigured music lists [FS#3339] (r18369)
- Change [FS#3349]: Recolour the bubble generator just like any other industry (r18409)
- Add: Some missing latin-ish characters from the OpenGFX set (r18431)
- Fix: [NewGRF] 'subtract-in' is also signed for production callback version 0 (r17857)
- Fix: [NewGRF] _date_fract runs from 0 to 73 since r2041. Variable 0x09 should not (r17824)
- Fix: Do not fail hard when no soundcard could be detected; just fall back on the null-driver [FS#3268] (r17788)
- Fix: CJK languages do not have spaces, so for adding newlines (multi line strings) we need to (properly) handle the case when there are no spaces instead of truncating the string [FS#3264] (r17772)
- Fix: Powernaut Helicopter got wrong 'load amount' (r17758)
- Change: Prefer extmidi over allegro midi and allegro over null driver [FS#3272] (r17875)
- Fix: [NoAI] Make sure AITunnel::BuildTunnel returns what the documentation says it does (r16244)
- Fix: [NoAI] CmdBuildTunnel could be called with invalid parameters from the API code, causing crashes later [FS#2875] (r16243)
- Fix: [NewGRF] ActionB should use the online parameters from GRFFile instead of the initial user-specified values from GRFConfig. Also use the values as they were set when the ActionB was executed, not as they are set when the message is shown (r16223)
- Fix: Possible crashes when quiting OpenTTD or forcing resizes/redraws of the screen during map generation [FS#2862] (r16220)
- Fix: Shared orders without orders were not properly converted causing corrupt/invalid orders when loading pre 0.7 savegames [FS#2878] (r16214)
- Fix: Number of houses in house variables 0x44, 0x60 and 0x61 were incorrect after 0xFF had been reached and could desync clients joining afterwards (r15755)
- Fix: Crash when clicking the small area between the savegame list and the save button in the save game window [FS#2742] (r15753)
- Fix: Do not try to (un)draw the cursor when the screen is not ready (r15752)
- Fix: The big UFO sometimes landed just outside the map. Instead of landing, just disappear (fly away) in those cases (r15750)
- Fix: Crash because submarines would sometimes start far outside of the map [FS#2739] (r15748)
- Fix: Road ownership getting lost when removing a road stop [FS#2736] (r15747)
- Fix: Update threading code for OS/2, add mutex support, fix compilation (r15746, r15745)
- Fix: When town generator failed to create requested number of towns, there were too many cities (r15744)