← Back to Directory

CryptPad

Privacy-First AI

Overview

An open-source, end-to-end encrypted collaboration suite that allows you to work on documents, spreadsheets, and presentations privately. A zero-knowledge alternative to Google Docs.

CryptPad is an open-source, end-to-end encrypted collaboration suite for documents, spreadsheets, presentations, and more, where the server can't read your content. It enables private real-time collaboration as a Google Docs alternative. It targets teams and individuals who need confidential shared editing.

Key Features

  • E2EE documents, sheets, and slides
  • Real-time collaboration
  • Zero-knowledge server
  • Self-hostable
  • Open-source

Best For

Teams and individuals who need private, encrypted collaborative documents.

Pros & Cons

Pros
  • Strong E2EE collaboration
  • Self-hostable and open-source
  • Broad document types
Cons
  • Heavier than plain note apps
  • Storage limits on free tier
Advertisement

Pulse Verdict

Private collaboration, realized. CryptPad proves that you can work together effectively without sacrificing data sovereignty or privacy.

Pricing

Free hosted tier; self-host for free, or paid plans for storage.

Pricing changes often — confirm current plans on the official site.

Visit Official Website →

Related Tools

Lumo by Proton

A zero-access encrypted AI assistant by the creators of Proton Mail. Ensures that your chats stay private and are never used for model training.

Tuta

A pioneer in secure email, Tuta (formerly Tutanota) provides end-to-end encrypted communication and calendars with a focus on ease of use.

Nextcloud

The most popular self-hosted content collaboration platform. It puts you in control of your data with services for file storage, mail, calendar, and contacts, with integrated AI features that run on your own hardware.

Documenso

The world's most open e-signature platform. Documenso provides an open-source, enterprise-grade signing experience that can be self-hosted, allowing for total data sovereignty and easy integration via a powerful API.

Enigma Docs

A secure AI collaboration platform for high-stakes documentation. It uses advanced cryptographic protocols to allow teams to co-author documents with AI assistance in a zero-trust, encrypted environment.