- Source code is restructured.
- Console class is ditched for the sake of simplicity. There is now only Terminal, deriving from Upp:CTrl.
- Eastern-Asian/CJK double width characters support is added.
- Text overline attribute is now supported.
- APCs (application programming commands) are now supported. This is the first step towards terminal scripting feature. APCs can be also be used by client code for private purposes.
- TRUECOLOR flag is removed. Terminal ctrl is now fully and officially a true color terminal emulator.
- Accordingly, CMY and CMYK color spaces are now supported too!
- Support for color text specifications (rgb, hash3, hash6, hash9, hash12) are added.
- xterm window actions are reports are implemented. It is now possible for host apps to move, resize, minimize, maximize, fullscreen the terminal.
- Renderer has seen a significat performance boost (up to 80% on some torture tests).
- tmux/screen is fully supported.
- Hyperlinks now show nice dots under their texts when they are "inactive" (i.e. no mouse hovering over them)
- API docs and specifications docs are significantly improved.

expected-terminal=xterm
max-vt-level=4

Terminal ctrl: v0.3, passed 407 tests, failed on 101 tests, 

Terminal ctrl: v0.2 passed only 160 of the same tests.

expected-terminal=xterm
max-vt-level=4

Gnome Terminal (v.3.36.1.1): passed 163 tests and failed on 345 tests.

Kitty: passed 122 tests, and failed on 386 tests.

xterm: Fassed all tests. (not suprisingly)