(Since the 1.11 version)
+  line drawing now done using RMB (MOUSE3) button
+ improved drag behavior, never modify the current selection
+ select/copy/paste textures in the 3D view
+  an operation menu, bound to F1 key or CTRL-RMB
+ undo/redo: show what was undone in the status area
-  improved ability to highlight/select very short linedefs
-  improved insertion of sectors, less "area not closed" errors
-  skew (shear) objects with the mouse, bound to K key
-  "dotty" grid is a preference, rather than three-way toggle
-  default edit mode is now Vertices, and grid-snapping OFF
-  linedef/sector/thing descriptions update as the user types
-  arrow buttons in Vertex panel for fine adjustments
-  auto-align linedefs on the 2D map, bound to a key
-  entering a negative "Length" in Linedef panel moves the start vertex of the line instead of the end vertex
+ improved BSP code, can build nodes for a map on each save, building nodes no longer resets the undo/redo history, more preference settings, ability to disable GL nodes, and support for ZDoom uncompressed node format (XNOD)
+ "Test Map" command for testing your map in the game
+ sprite rendering on the 2D canvas (in Things mode)
+ a mode to show sound propagation
-  a new "File/Copy Map" command
-  a better dialog for "File / Open Map" command
-  a better dialog for "JumpToObject" command
-  a "Reset All Settings" button in the preferences dialog
-  find/replace: added a "Restrict to Selection" filter
-  find/replace: better way to choose textures/things
-  changing categories in the browser clears the search box
-  increased number of remembered recent files
-  better default directory for file chooser dialogs
-  more useful info bar in the 3D view
+ properly limit which ports can be used with each game
+ ZDoom definition file (thanks to Slade3)
+ Strife support (based on the Slade3 config)
+  support TX_START/TX_END textures, including PNG and TGA format
-  find sprites outside of S_START/S_END (except in vanilla)
-  support for the Harmony TC
-  support for Doom-in-Hexen mapping
-  added "MBF" as a separate port
+ mouse buttons (and wheel) use the key binding system
+ smooth navigation for the 2D and 3D views
-  allow key bindings to override hard-coded menu shortcuts
-  bindable commands for all the functions in the menus
-  use F1..F12 function keys for various menu shortcuts
-  improved key binding dialog in the preferences
-  changed scaling and rotation to the r key (was MOUSE2)
-  changed map panning to use MMB (MOUSE2) or the a key
-  changed browse-textures back to T key
-  changed grid toggle to the g key
-  Zoom command supports a "/center" flag
-  LIN_Flip command was simplified with a "/force" flag
-  Enlarge and Shrink commands support fractional values
-  Gamma command removed, using "Toggle gamma" instead
+ fixed problem of unable to split lines close to an end-point
- fixed problem of deleting a loop of linedefs inside another sector could sometimes delete that outer sector too
-  fixed unwanted rail texture when splitting a sector and the texture name began with '_' or '#' (such as "_WALL").
-  fixed inaccurate criss-cross linedef detection
-  fixed rendering of unpegged lowers under sky ceilings
-  fixed textures in Linedef panel not updating after undo or redo
-  fixed exporting to keep the iwad/port/resources of target wad
-  fixed panel stuck on a highlighted object when going to 3D view
-  fixed unknown texture "FIX" button to not change "-" textures
-  fixed bad sidedef fallback when loading a map with no sectors
-  fixed default pixel-aspect to be 0.83 (matching original DOOM)