diff --git a/changelog.md b/changelog.md
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+++ b/changelog.md
@@ -1,5 +1,91 @@
 ## 15.x
 
+### 15.0-RC1 (2025-12-07)
+
+- Feature: Automatically load extra fonts for missing glyphs (#14856, #13303)
+- Feature: Rivers can end in wetlands if unable to reach sea (#14784, #14846)
+- Feature: Signs, waypoint and station names may be moved (#14744)
+- Feature: Draw infinite water when all borders are water (#13289)
+- Add: [NewGRF] Allow badges to be excluded from badge name list (#14818)
+- Add: [Script] ScriptTile::IsHouseTile (#14806)
+- Add: Game units for height (#14615)
+- Add: Show height difference in bridge is too low error message (#14614)
+- Add: Include build cost in rail/road dropdowns (#14599)
+- Add: Show all railtypes in the build vehicle and engine preview dialogs (#14357)
+- Add: [Script] Function to get all rail types of an rail engine (#14357)
+- Add: [NewGRF] Train property to set multiple track types for an engine (#14357)
+- Add: [Script] Auto-convert ObjectType bool to integer when setting values for items in lists via [] (#14308)
+- Change: Ensure generated towns have enough room (#14803)
+- Change: Eliminate small seas instead of ending rivers there (#14797)
+- Change: Clamp terraform toolbar to main toolbar (#14725)
+- Change: Make groups window group list aware of interface scaling (#14679)
+- Change: Prefer normal/medium weight font in FontConfig fallback detection (#14672)
+- Change: Support interface scaling in network client list buttons (#14659)
+- Change: Record and show multiple errors for each NewGRF (#14658)
+- Change: Replace the "(City)" identifier in the town directory with the city icon (#14634)
+- Change: Determine automatic interface scale by window size (#14627)
+- Change: Apply interface scale to window snap distance (#14625)
+- Change: Ask for confirmation before deleting a savegame / scenario / heightmap (#14621)
+- Change: Add lock penalty to ship pathfinder (#14603)
+- Change: Allow bridges over locks & docks (#14595, #14594)
+- Change: Removed disable_node_optimization YAPF setting (#14578)
+- Change: Provide road and rail overlay sprites for bridge decks (#14557)
+- Change: Scale towns/industries by amount of land tiles (#10063)
+- Fix #14802: Close NewGRF inspection window when overbuilding with default station/waypoint (#14859)
+- Fix #14839: Do not set stacked widget height, which might not be shown (#14858)
+- Fix: Incorrect background colour in badge configuration list (#14850)
+- Fix #14844: Use company colour remap for badges in picker window (#14849)
+- Fix: Drop down scrolling broken for mixed-height items (#14840)
+- Fix #8062: (Try to) ensure enough room for profit in vehicle group window (#14835)
+- Fix #9071: Don't consider tram tracks when growing towns (#14833)
+- Fix: Saved default houses had incorrect class and index information (#14812)
+- Fix #14756: Invalidate nested focus before widget container is cleared (#14809)
+- Fix #14800: Incorrect register processing in GetCustomStationRelocation (#14801)
+- Fix #14755: Remove clicked type selection when not visible (#14796)
+- Fix: Incorrect parsing of var 6x parameter in NewGRF debug window (#14789)
+- Fix: Two lighthouse spawn issues (#14785)
+- Fix #14777: Authorized_key: Correctly target key type for add/remove (#14778)
+- Fix: Incorrect spacing for badges in dropdown lists (#14768)
+- Fix: Unconfigured badge classes should be visible in column 0 by default (#14766)
+- Fix #14763: Crash if NewGRF currency separator is not valid (#14764)
+- Fix #14701: Company colour remap for sprites in badge filter dropdowns (#14732)
+- Fix: Do not pre-fill industry production history for unused production slots (#14730)
+- Fix: Don't set set town index for depot tiles (#14729)
+- Fix #14723: Set force proceed to TFP_SIGNAL if next tile has signals (#14724)
+- Fix: Miscalculated cargo penalty for poor station rating (#14712)
+- Fix: Crash when user enters a blank line in the console (#14711)
+- Fix: Dump_info should not reverse non-ASCII label (#14697)
+- Fix: Incorrect parameter order for CmdSetCompanyManagerFace (#14695)
+- Fix: Bootstrap ignored default OpenTTD truetype fonts (#14684)
+- Fix: League Table layout broken with RTL languages (#14667)
+- Fix #14549: Changing interface scale could underflow viewport zoom (#14655)
+- Fix: Incorrect row height in network server list (#14653)
+- Fix: Doubled beep sounds when clicking toolbar buttons (#14642)
+- Fix: Wrong button type for town menu in scenario editor toolbar (#14641)
+- Fix #14631: Waypoint customs spec not allocated properly on initial construction (#14633)
+- Fix: Variant cycle detection in FinaliseEngineArray (#14629)
+- Fix #14620: Use full file path when deleting files (#14623)
+- Fix: [Script] Return rail types as list instead of bitmask (#14617)
+- Fix #14604: Clearing tiles to build objects did not update town ratings (#14616)
+- Fix: Bridge height check for waypoints didn't include axis in layout (#14609)
+- Fix #14607: Bridge-over-station discrepancy depending on build order (#14608)
+- Fix: Don't add spacing in rail/road type dropdowns if no badges are present (#14598)
+- Fix: [Script] Incorrect infrastructure cost for road/tram tiles (#14596)
+- Fix #14588: Show error when unable to clone partly-cleared crashed train (#14591)
+- Fix #14586: Empty station tile layouts incorrectly substituted with default layouts (#14587)
+- Fix #14584: Crash due to drawing non-existent orders of new vehicle (#14585)
+- Fix #14572: Incorrect playlist entry was removed if there are duplicates (#14583)
+- Fix: Wrong row may be selected in music playlists (#14581)
+- Fix #14569: Ensure music playlist window is large enough (#14570)
+- Fix #14278: [Script] Memory allocation limit did not work and could result in a crash. (#14568)
+- Fix: Road stop properties 0x13/0x14 were not skipped properly (#14567)
+- Fix #13922: Ensure music track number widget is wide enough for track number (#14566)
+- Fix: Badge filters were only applied to trains. (#14565)
+- Fix: Industry accept/produce when not contiguous range from 0 (#14555)
+- Fix #14240: Remember previous GUI scale when toggling auto-detect (#14380)
+- Remove: Rail type cost from replace vehicle window (#14748)
+
+
 ### 15.0-beta3 (2025-08-31)
 
 - Feature: Identify cities in the main viewport by appending an icon to their names (#14504)