Top pick · highest health
Chatwoot
98 GOODCustomer communication platform (alternative to Intercom and Zendesk).
★ 37k · ⟳ today · v4.17.1 · ⊘ Proprietary
We track 6 open-source Zendesk alternatives, of which 3 currently score 70 or above on Repoly's GitHub health scale and 3 ship a Docker image. Chatwoot leads on health at 98/100 with 432 commits in the last 90 days; across all 6 projects you are choosing between AGPL-3.0, GPL-2.0, MIT and 1 other licences.
Showing 6 of 6 tools
Top pick · highest health
Customer communication platform (alternative to Intercom and Zendesk).
★ 37k · ⟳ today · v4.17.1 · ⊘ Proprietary
Email-based customer support application, help desk and shared mailbox (alternative to Zendesk and Help Scout).
★ 4.5k · ⟳ today · 1.8.240 · AGPL-3.0
Enterprise-grade issue tracking system.
★ 1.2k · ⟳ 3 days ago · rt-6.0.3 · GPL-2.0
Easy to use but powerful support and ticketing system.
★ 5.9k · ⟳ today · AGPL-3.0
UVDesk community is a service oriented, event driven extensible opensource helpdesk system that can be used by your organization to provide efficient support to your clients effortlessly whichever way you imagine.
★ 20k · ⟳ 12 months ago · v1.1.8 · MIT
All-in-one customer engagement platform from lead-gen to post-sales, from WhatsApp to your website. With omni-channel live agents and AI-powered chatbots (alternative to Intercom, Zendesk, Tawk.to and Tidio).
★ 318 · ⟳ today · 1.2 · MIT
Chatwoot scores highest at 98/100, with 432 commits in the last 90 days, 37k GitHub stars and its latest release (v4.17.1) published 18 days ago. Zammad has the most raw commit activity at 628 commits in 90 days.
2 of 6 are permissively licensed (MIT, Apache, BSD or similar): UVDesk (MIT), Tiledesk (MIT). 3 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.
3 of 6 publish a Docker image or Compose file: Chatwoot, FreeScout, Tiledesk. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.