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The Best Open-Source Alternatives to TeamSupport

Are you looking for a free or self-hosted alternative to TeamSupport? In 2026, avoiding expensive proprietary software subscriptions is easier than ever. The open-source community has built excellent privacy-friendly tools within the Customer Support ecosystem. Currently, there are 2 active replacements available, with Zammad being one of the most prominent selections.

Quick Comparison: TeamSupport vs. Open Source

CriteriaTeamSupportOSS Replacements
Pricing modelPaid / Monthly Fees100% Free / Self-Hosted
Data ControlThird-party ServersFull Ownership & Privacy
CustomizabilityRestricted by VendorUnlimited (Modify Codebase)

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AGPL-3.0

A powerful, free alternative with full source code access.

⭐ 5,804 Stars
šŸ“ 1,026 Forks
ā— 0 Open Issues
šŸ·ļø AGPL-3.0
GPL-2.0

A powerful, free alternative with full source code access.

⭐ 3,839 Stars
šŸ“ 1,827 Forks
ā— 0 Open Issues
šŸ·ļø GPL-2.0

Frequently Asked Questions

What is the best open source alternative to TeamSupport?

Based on GitHub community data (including star count and fork activity), Zammad stands out as one of the most reliable open-source replacements for TeamSupport today.

Why should I use an open-source replacement instead of TeamSupport?

Switching to an open-source solution ensures complete data sovereignty, protects your software environment from sudden vendor price hikes, and gives you full transparent control over your tech-stack metadata.