See the Release Announcement.
- Added basic "major grid" option with stronger lines (with Ilya Arkhanhelsky, #3032)
- Added ability to rearrange tiles in a tileset (with José Miguel Sánchez García, #2983)
- Added option to choose background fade color (with SchmidtWC, #3031)
- Added portable mode, enabled when a "tiled.ini" is detected alongside the Tiled executable (#2945)
- Disable project extensions by default, for security reasons (#3058)
- Render selection preview and hovered item highlight above labels (#3036)
- Changed the donation reminder to be non-modal
- docs: Generate scripting API documentation using TypeDoc (with Erik Schilling (#2965) and MrMasterplan (#3040, #3041, #3045))
- QMake/Qbs: Added a way to disable DBus support (with Dmitry Marakasov, #3039)
- Scripting: Fixed 'mouseLeft' callback for scripted tools (#3050)
- Scripting: Fixed loading of icons with explicit "ext:" prefix (#3048)
- Scripting: Made TileMap coordinate conversion functions always work (#3054)
- tBIN plugin: Convert 'color', 'object' and 'file' properties on save
- Python plugin: Added Layer.offset and Layer.setOffset (with sverx, #3073)
- Python plugin: Linux AppImage now supports Python 3.6 instead of 3.5
- Windows: Add a default "Open in text editor" command based on notepad.exe
- Fixed possible crash in Properties view when switching files
- Fixed watching/unwatching of folders when adding/removing from project (#3035)
- Fixed determining desired file format by extension on export
- Fixed compilation issue with GCC 10 (#3037)
- Updated Bulgarian, Portuguese (Portugal), Russian and Turkish translations