Kast
A lean video player that casts to Chromecast, DLNA and AirPlay.
Kast plays almost any video format and sends it to the TV with one click – including your choice of audio track and subtitles, styled the way you like them.
Highlights
- 01
Plays everything
MP4, MKV, AVI, MOV, WebM, TS and more, with hardware decoding.
- 02
Cast button
Chromecast / Google TV, DLNA smart TVs and AirPlay receivers on your network.
- 03
Audio & subtitles
Pick tracks on the PC and on the TV; external .srt/.ass/.vtt load automatically.
- 04
Subtitle styles
Font, size, colour, border, shadow, box and position – applied live.
- 05
Player comforts
Folder playlist, resume, delays, speed, screenshots, URLs.
- 06
Your shortcuts
Every keyboard shortcut can be changed in the settings.
How it’s built
Kast combines Tauri 2 and Rust with libmpv: the video is rendered natively underneath a transparent WebView, so the on-screen controls are plain HTML while playback stays as fast as mpv itself. Casting, device discovery and the local media server are written in Rust.