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Weechat

Editors & IDEs

A free, lightweight, and highly customizable chat client that supports multiple protocols via plugins.

C Latest v4.9.5 · 13h ago Security brief →

Features

  • Modular architecture with optional plugins (e.g., IRC) that can be loaded or unloaded independently
  • Cross‑platform support: GNU/Linux, *BSD, Haiku, macOS, Windows (WSL and Cygwin)
  • Multi‑protocol capability via plugin system
  • Extensible through scripts written in Perl, Python, Ruby, Lua, Tcl, Scheme, JavaScript, PHP
  • Small, fast core with comprehensive documentation

Recent releases

View all 7 releases →
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v4.9.5 Security relevant
RCE / SSRF

Security fixes

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v4.9.4 Security relevant
Auth

Auth bypass fix + core bugfixes

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v4.9.3 Security relevant
RCE / SSRF

Buffer overflows + memory leaks

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v4.9.2 Bug fix
RCE / SSRF Breaking upgrade

Memory‑exhaustion + path‑traversal fixes

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v4.9.1 Security relevant
Auth RCE / SSRF

Core color fix + relay security fixes

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About

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Install & Platforms

Platforms
linux macos windows

Beta — feedback welcome: [email protected]