Add Cosmos app to Audio & Video section (#507)

Author: katrinar

README.md

@@ -154,6 +154,7 @@ A curated collection of the best stuff from the Tauri ecosystem and community.
 - [Cap](https://github.com/CapSoftware/cap) - The open-source Loom alternative. Beautiful, shareable screen recordings.
 - [Cardo](https://github.com/n0vella/cardo) - Podcast player with integrated search and management of subscriptions.
 - [Compresso](https://github.com/codeforreal1/compressO) - Cross-platform video compression app powered by FFmpeg.
+- [Cosmos](https://meetcosmos.com/) ![closed source] - Search your media library by describing scenes. Navigate terabytes with natural language, reverse image search, and audio transcription locally on your machine.
 - [Curses](https://github.com/mmpneo/curses) - Speech-to-Text and Text-to-Speech captions for OBS, VRChat, Twitch chat and more.
 - [Douyin Downloader](https://github.com/lzdyes/douyin-downloader) - Cross-platform douyin video downloader.
 - [Feiyu Player](https://github.com/idootop/feiyu-player) - Cross-platform online video player where beauty meets functionality.