GoKawiilGhostty 1.4.0 released with full Kitty graphics support and five security fixes
Ghostty's 1.4.0 release delivers performance and memory improvements, a complete Kitty graphics protocol implementation including animation, and SSH integration upgrades, built from 2,889 commits by 172 contributors over seven months. The maintainers also disclosed and patched five security vulnerabilities, including paste-protection and tmux control mode crashes affecting versions 1.3.0 and 1.3.1.