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Tine

Professional open-source groupware and CRM

Groupware ★ 22 stars Medium setup AGPL-3.0

Tine, formerly Tine 2.0, is a web-based groupware and CRM platform combining email, calendar, contacts, tasks, and customer relationship management. It targets small and medium businesses.

Official siteSource code

Key features

  • Integrated groupware and CRM
  • ActiveSync support
  • Shared calendars and addressbooks
  • Modular application structure

Pros & cons

Strengths

  • Released under the AGPL-3.0 license
  • First-class Docker support for quick deployment
  • Written in HTML

Trade-offs

  • Smaller community
  • Documentation mostly in German

Is Tine secure?

No known vulnerabilities affect Tine's latest release (2025.11.15). OSV.dev lists 1 past advisory for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

  • Most recent fixed advisory CVE-2024-36070, published 2024-05-19 (878 days ago), fixed in 2023.11.8

Source: OSV.dev, checked 2026-10-14. How this is measured.

Tine replaces

Self-hosted Microsoft 365 alternativesSelf-hosted Google Workspace alternatives

Health badge

Maintain Tine? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 75 · good

Markdown
[![SelfHostIndex health score for Tine](https://selfhostindex.com/badge/groupware-tine20.svg)](https://selfhostindex.com/app/groupware-tine20/)
HTML
<a href="https://selfhostindex.com/app/groupware-tine20/"><img src="https://selfhostindex.com/badge/groupware-tine20.svg" alt="SelfHostIndex health score for Tine"></a>
reStructuredText
.. image:: https://selfhostindex.com/badge/groupware-tine20.svg
   :alt: SelfHostIndex health score for Tine
   :target: https://selfhostindex.com/app/groupware-tine20/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

Compare Tine

6 head-to-head comparisons.

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