X Fast Download & Translate

A browser extension that makes x.com nicer to use. Formerly "X Video Downloader Fast".

One-click video download

Save X videos as MP4 right from the post, with quality options.

Tweet translation

Show translations under tweets, using your own LLM or Baidu Translate API key, stored only on your device. Translation speed depends on the network speed of your own API provider.

Tap a word for its meaningIn development

Click an English word in a tweet to see its definition.

Hi, I'm zhihong, an independent developer from mainland China building small tools that make everyday browsing smoother.

Contact: hzh843788610@gmail.com