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Icon and title (OSC 0)
Category: extensions · Tags: Operating System Commands (OSC), Xterm Extensions · Specification ↗
OSC 0 sets both the icon name and window title simultaneously. The sequence is
ESC ] 0 ; title ST. In practice, the "icon name" is a legacy concept from X11 window managers — most modern terminals treat OSC 0 identically to OSC 2 (window title only).Supported by 5 of 6 backends (83%)
Support Matrix
| Backend | Version | Support | Notes |
|---|---|---|---|
| Alacritty | 0.26.0 | ✓ yes | |
| Kitty | 0.40.0 | ✓ yes | |
| vt100 | 0.1.0 | ✓ yes | |
| WezTerm | 0.1.0-fork.5 | ✓ yes | |
| xterm.js | 5.5.0 | ✓ yes | |
| Ghostty | 1.3.1 | ~ partial | Title not exposed via native Zig API |