Contour Terminal vs. Rio Terminal
| Feature | Contour Terminal | Rio Terminal |
|---|---|---|
 |  | |
| Tagline | Modern C++ Terminal Emulator. | A hardware-accelerated GPU terminal emulator focusing to run in desktops and browsers. |
| Website | https://contour-terminal.org | https://rioterm.com |
| Language | c++ | rust |
| Date Created | August 14, 2019 | October 5, 2022 |
| Platform | macos windows linux bsd | macos windows linux bsd |
| File Size | ~13.8 MB | |
| Image / Terminal Graphics Protocol Support | Yes | Yes |
| Sixel Support | Yes | Yes |
| GPU Acceleration | Yes | Yes |
| True Color (24-bit) | Yes | Yes |
| Font Ligatures | Yes | Yes |
| Tabs | Yes | Yes |
| Split Panes | No | Yes |
| OSC 52 Clipboard | Yes | Yes |
| OSC 8 Hyperlinks | Yes | Yes |
| Unicode Support | Yes | Yes |
| Notifications | Yes | No |
| Kitty Graphics Protocol | No | No |
| iTerm2 Inline Images | No | Yes |
| 3D Mode | No | No |
| Inline 3D Support | No | No |
| Ratty Graphics Protocol | No | No |
| Glyph Protocol | No | Yes |
| Kitty Keyboard Protocol | No | Yes |
| Synchronized Output | Yes | Yes |
| Styled Underlines | Yes | Yes |
| Shell Integration | Yes | Yes |
| Drop-down Mode | No | No |
| Built-in Multiplexer | No | No |
| Config Format | yaml | toml |
| Source Code Availability | Open Source (Apache 2.0) | Open Source (MIT) |
| Source Code | https://github.com/contour-terminal/contour/ | https://github.com/raphamorim/rio |
| Development State | active | active |
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