TrenchBroom

• Automatic texture alignment
• Allow adding multiple wad files through the file dialog
• Add SoF support
• Add stairs shape
• Add Heretic II .fm model and .m32 texture loaders.
• Add the option to strip TB specific entity properties when exporting a map
• Add new menu entry "Extract Selected Objects"
• Fix crash when editing vertices
• Fix crash when building an entity renderer for out of bounds skin or frame
• Fix crash when pasting

For the rest of the release notes, check the link below

• Fix enabled state of vertex snapping menu entries
• Fix disappearing entity links when using included FGD files
• Fix entity definition shortcuts not working after creating or loading a map
• Various performance improvements
• Enable rotating and scaling vertices
• Add support for target_destination and target_source property types
• Add "Rename Selected Groups" to Groups menu
• Implementation for FGD colour types

For the rest of the release notes, check the link below

• Fix crash when extruding a brush
• Fix loading MDX models
• Make game file system search path case insensitive
• Format numbers using the current locale in the UI
• Don't rotate HL models by 90degs about Z axis
• Make entity rendering consistent
• Fix entity color parsing
• Fix assimp transforms
• Fix mirroring of Bezier patches
• Fix locale dependent formatting and parsing of floating point values

For the rest of the release notes, check the link below

• Fix parameter handling for game engines and compilation tools
• xaGe quake.fgd updates

For the rest of the release notes, check the link below