rio ☆
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Description:
Hardware-accelerated GPU terminal emulator
Type: Cask  |  Latest Version: 0.4.4@0  |  Tracked Since: Dec 19, 2025
Links: Homepage  |  GitHub  |  Docs  |  formulae.brew.sh
Stars: 6,198  |  Forks: 240  |  Language: Rust  |  Category: Developer tools
Tags: terminal gpu rust webgpu productivity
Install: brew install --cask rio
About:
Rio is a terminal emulator built with Rust that leverages GPU acceleration via WebGPU for high-performance rendering. It focuses on providing a smooth, modern terminal experience with features like ligature support, true color, and minimal resource usage.
Key Features:
  • GPU-accelerated rendering via WebGPU
  • True color and ligature support
  • Cross-platform compatibility (macOS, Linux, Windows)
  • Low resource consumption
  • Configurable theming and key bindings
Use Cases:
  • High-performance terminal usage for developers
  • Running GPU-intensive command-line applications
  • Everyday terminal tasks with enhanced visual clarity
Alternatives:
  • Alacritty – Also GPU-accelerated but uses OpenGL, while Rio uses WebGPU for broader GPU compatibility
  • Kitty – GPU-accelerated with extensive feature set, but Rio focuses on simplicity and modern Rust/WebGPU stack
Version History
Detected Version Rev Change Commit
May 12, 2026 8:39pm 0.4.4 0 VERSION_BUMP 69eee92c
May 8, 2026 7:52am 0.4.3 0 VERSION_BUMP 391090c9
May 3, 2026 10:41am 0.4.2 0 VERSION_BUMP 18bd8931
May 2, 2026 7:27pm 0.4.1 0 VERSION_BUMP 4fbbb957
Apr 29, 2026 10:38pm 0.4.0 0 VERSION_BUMP 01f44322
Apr 17, 2026 1:57am 0.3.11 0 VERSION_BUMP e894d995
Apr 15, 2026 10:48am 0.3.10 0 VERSION_BUMP ade8fc69
Apr 15, 2026 7:52am 0.3.9 0 VERSION_BUMP fd3f64f0
Apr 13, 2026 5:19pm 0.3.8 0 VERSION_BUMP b22e2b33
Apr 13, 2026 1:39pm 0.3.7 0 VERSION_BUMP 90fe0753
Apr 13, 2026 11:03am 0.3.6 0 VERSION_BUMP 6b11644a
Apr 11, 2026 7:27pm 0.3.5 0 VERSION_BUMP f6fb6e9b
Apr 11, 2026 10:25am 0.3.4 0 VERSION_BUMP 97146b33
Apr 10, 2026 10:43am 0.3.3 0 VERSION_BUMP 16c589f0
Apr 8, 2026 7:45pm 0.3.2 0 VERSION_BUMP b6bc506c
Apr 3, 2026 10:29pm 0.3.1 0 VERSION_BUMP 8aa2da6e
Apr 3, 2026 7:39pm 0.3.0 0 VERSION_BUMP 586f9249
Dec 19, 2025 7:59pm 0.2.36 0 VERSION_BUMP 2c60b9fd
Sep 15, 2025 1:02pm 0.2.30 0 VERSION_BUMP 69bcef9f
Sep 13, 2025 1:29pm 0.2.30 0 VERSION_BUMP 09257474
Aug 18, 2025 5:46pm 0.2.29 0 VERSION_BUMP 12c49a0a
Aug 18, 2025 1:30am 0.2.29 0 VERSION_BUMP 72768ef8
Aug 10, 2025 10:21pm 0.2.28 0 VERSION_BUMP 42cc7a97
Aug 7, 2025 7:44pm 0.2.27 0 VERSION_BUMP bb5be6f7
Aug 4, 2025 10:09pm 0.2.26 0 VERSION_BUMP 9dbb216a
Aug 3, 2025 7:01pm 0.2.25 0 VERSION_BUMP 01d60209
Aug 1, 2025 10:19pm 0.2.24 0 VERSION_BUMP fdfbcfa7
Aug 12, 2024 9:48pm 0.1.6 0 VERSION_BUMP d71a2a39
Aug 8, 2024 9:50pm 0.1.5 0 VERSION_BUMP 5586ea4a
Aug 5, 2024 9:46pm 0.1.4 0 VERSION_BUMP 857efeda
Jul 27, 2024 9:42pm 0.1.3 0 VERSION_BUMP 9054bf94
Jul 21, 2024 9:41pm 0.1.2 0 VERSION_BUMP b93f93b1
Jan 7, 2024 9:46pm 0.0.34 0 VERSION_BUMP 711c043e
Dec 18, 2023 6:33pm 0.0.33 0 VERSION_BUMP 6099f01e
Dec 10, 2023 11:08am 0.0.30 0 VERSION_BUMP 8ebfb4b0
Nov 29, 2023 12:32pm 0.0.28 0 VERSION_BUMP ef96d8bb
Nov 5, 2023 1:09pm 0.0.27 0 VERSION_BUMP 913845eb
Oct 29, 2023 10:02am 0.0.26 0 VERSION_BUMP 01c1bf5b
Oct 25, 2023 4:23pm 0.0.25 0 VERSION_BUMP ae118b6f
Oct 18, 2023 10:13am 0.0.23 0 VERSION_BUMP 08eeffc2
Oct 3, 2023 12:56am 0.0.22 0 VERSION_BUMP 99660af7
Sep 24, 2023 10:27am 0.0.20 0 VERSION_BUMP 8ecae364
Sep 19, 2023 11:43am 0.0.19 0 VERSION_BUMP 0fac352d
Aug 3, 2023 12:07pm 0.0.16 0 VERSION_BUMP 4c92ccd2
Aug 1, 2023 10:56pm 0.0.15 0 VERSION_BUMP ff8dcb00
Jul 3, 2023 4:32pm 0.0.8 0 VERSION_BUMP 12b8f137
Jun 25, 2023 6:46am 0.0.7 0 VERSION_BUMP b5d3b3d6
Jun 25, 2023 6:46am 0.0.7 0 VERSION_BUMP c5d45517
Jun 25, 2023 6:46am 0.0.7 0 VERSION_BUMP 1048284f
Jun 25, 2023 6:46am 0.0.7 0 VERSION_BUMP 6ede457d
Jun 25, 2023 6:46am 0.0.7 0 VERSION_BUMP a1d906a3
Jun 25, 2023 6:46am 0.0.61 0 VERSION_BUMP c3823183
Jun 25, 2023 6:46am 0.0.61 0 NEW 15d695f2
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