tine

Open-source groupware platform for email, calendar, contacts, and collaboration.

PlatformWebfreemiumglobal

tine is an open-source groupware platform combining email, calendar, contacts, and team collaboration, with sync support for ActiveSync, CalDAV, CardDAV, and WebDAV. It's built for organizations that want a self-hosted alternative to closed groupware suites, with a commercial edition available alongside the open-source core.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of tine - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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