Best Self-Hosted Help Desk & Ticketing Software in 2026

Self-hosted and open source help desk, shared inbox and support ticketing systems — the alternatives to Zendesk, Freshdesk, Help Scout and similar per-agent SaaS support suites.

The top-rated pick is osTicket with 3,988 GitHub stars.

4 self-hosted help desk & ticketing software — ranked by GitHub stars.Browse all

osTicket

Open-source help desk ticketing system. Routes emails, web forms, and phone requests into a unified agent workspace. Self-hosted, PHP, GPL-2.0.

Alternative to:

Zendesk

Peppermint

Open source help desk and issue management platform — a self-hostable alternative to Zendesk and Jira for support teams.

Alternative to:

Jira

LibreDesk

Open-source, self-hosted customer support desk in a single binary. Omnichannel inbox with email and live chat, plus a built-in help center.

Alternative to:

Intercom

Bytedesk

Open source AI-powered omnichannel customer service platform that combines live chat, ticketing, and team collaboration as an alternative to Slack, Zendesk, Intercom, and HubSpot.

Alternative to:

Slack

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.