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Open Source Collaborative Workspaces using Elasticsearch

A curated collection of the best open source integrated platforms combining communication, task management, and document sharing. using Elasticsearch.

Affine

Docs, whiteboards, and databases in one privacy-first workspace

Stars
68,773
Forks
4,882
Last commit
7 hours ago

An open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.

Open Source Alternative to:

Notion

Mattermost

Secure collaboration platform for mission-critical work

Stars
36,850
Forks
8,633
Last commit
5 hours ago

Mattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and privacy requirements.

Open Source Alternative to:

Microsoft Teams

Huly

All-in-one workspace for project, chat, and docs

Stars
26,036
Forks
1,918
Last commit
12 hours ago

Combines project management, team chat, virtual office, and collaborative docs into a single platform. A self-hostable alternative to Linear, Jira, Slack, and Notion.

Open Source Alternative to:

Notion

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