Notion est particulièrement génial.

Mais avez-vous envisagé ces alternatives open source ?

Elles sont gratuites, auto-hébergeables et communautaires.

Vérifiez par vous-même : Appflowy , Affine , NocoDB , Open Notebook , Docmost , Colanode (server) .

Appflowy aussi

Espace de travail collaboratif (Linux uniquement)
★ 66K Knowledge base Note-taking Collaboration License: AGPL-3.0
AppFlowy est l'espace de travail IA où vous accomplissez davantage sans perdre le contrôle de vos données
Affine aussi

Espace de travail collaboratif pour votre base de connaissances
★ 56K Knowledge base Note-taking Collaboration Whiteboard License: MIT
Voici l'édition Communautaire d'Affine.
NocoDB aussi

Open-source Airtable alternative
★ 58.2K Database Data Spreadsheet License: AGPL-3.0
NocoDB is the fastest and easiest way to build databases online.
Open Notebook aussi

An open-source, privacy-focused alternative to Google's Notebook LM with AI-powered research and note-taking
★ 5.3K AI Note-taking Knowledge base Research Learning RAG License: MIT
An open-source, privacy-focused alternative to Google's Notebook LM with full control over your research and learning workflows.

Open Notebook empowers you to take control of your learning and research process with AI assistance while maintaining complete privacy.
Docmost aussi

Collaborative wiki and documentation software
★ 17.5K Wiki Knowledge base Collaboration License: AGPL-3.0
Open-source collaborative wiki and documentation software.
Colanode (server) aussi

Collaboration workspace
★ 3.9K Knowledge base Note-taking Collaboration Messaging License: Apache-2.0
Colanode is an all-in-one platform for easy collaboration, built to prioritize your data privacy and control. Designed with a local-first approach, it helps teams communicate, organize, and manage projects—whether online or offline. With Colanode, you get the flexibility of modern collaboration tools, plus the peace of mind that comes from owning your data.