Open-source customer support
Replacing: Zendesk
| Project | What it is | Stars | Last release | Replaces |
|---|---|---|---|---|
| Chatwoot Active Mixed or custom | Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. | 38.6k | Oct 24, 2026 | Zendesk |
| Zammad Active AGPL-3.0 | Zammad is a web based open source helpdesk/customer support system. | 6.1k | Oct 15, 2026 | Zendesk |
| FreeScout Active AGPL-3.0 | FreeScout — Free self-hosted omnichannel AI-powered helpdesk & shared mailbox. | 4.6k | Oct 17, 2026 | Zendesk |
| osTicket Active GPL-2.0 | The osTicket open source ticketing system official project repository, for versions 1.8 and later. | 4.0k | Jun 17, 2026 | Zendesk |