* [UA3F v3.7.0](https://github.com/SunBK201/UA3F) – HTTP header and User-Agent rewriting/proxy tool supporting HTTPS, SOCKS5, TPROXY, REDIRECT, NFQUEUE, and OpenWrt/LuCI integration.

* [Random User-Agent v4.3.5](https://github.com/tarampampam/random-user-agent) – Browser extension that automatically replaces the User-Agent with a randomized, user-configurable value, including support for scheduled updates and exception lists.

* [top-user-agents v2.1.140](https://github.com/microlinkhq/top-user-agents) – Always up-to-date list of the top 100 HTTP user-agent strings used on the Internet.

* [go-useragent v1.2.5](https://github.com/medama-io/go-useragent) – Fast trie-based user-agent parser in Go.