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Full reset (RIS)
ESC cRIS (Reset to Initial State) performs a complete terminal reset. The sequence is
ESC c. This resets all modes, clears the screen, resets scroll regions, restores default character sets, clears tab stops, and resets cursor position and attributes. Equivalent to power-cycling the terminal. The reset command in most shells sends RIS.How this is testedautomated
Write text, send
Write text, send
\x1bc (RIS), verify cursor reset to (0,0).The same probe runs against headless backends (via Termless) and real terminal apps (via a daemon launched in each terminal). This lets us distinguish parser correctness from rendering correctness.
Analysis2026-04-06
Supported by all 12 tested terminals — universal adoption. Part of the Core TUI baseline.
Supported by 14 of 14 backends (100%)
Terminal Applications
| Terminal | Version | Support | Notes |
|---|---|---|---|
| iTerm2 | 3.6.9 | ✓ yes | |
| Ghostty | 1.3.1 | ✓ yes | |
| VS Code | ✓ yes | ||
| Warp | ✓ yes | ||
| Cursor | ✓ yes | ||
| Terminal.app | ✓ yes |