FreeSWITCH vs WeeChat

A side-by-side comparison of two self-hosted chat & communication options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureFreeSWITCHWeeChat
CategoryChat & CommunicationChat & Communication
LicenseMPL-2.0GPL-3.0
LanguageCC
Setup difficultyHardMedium
Min. RAM512 MB64 MB
Deploymentdocker, bare-metal, sourcebare-metal, binary, source
GitHub stars★ 5,069★ 3,366
First released20062003
ReplacesTwilio, AsteriskSlack

Why pick each one

Choose FreeSWITCH if…

  • Released under the MPL-2.0 license
  • First-class Docker support for quick deployment
  • Mature project with 5.1k GitHub stars
  • Written in C
FreeSWITCH details

Choose WeeChat if…

  • Released under the GPL-3.0 license
  • Active community (3.4k GitHub stars)
  • Written in C
  • Tiny footprint — runs in 64 MB RAM
WeeChat details

Frequently asked questions

Is FreeSWITCH or WeeChat better?

Neither is universally better. FreeSWITCH has the larger community, while WeeChat is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are FreeSWITCH and WeeChat free and open-source?

Yes. FreeSWITCH is licensed under MPL-2.0 and WeeChat under GPL-3.0. Both can be self-hosted at no software cost.

Can I run FreeSWITCH and WeeChat with Docker?

FreeSWITCH: yes. WeeChat: check the project docs for container support.

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