Dat Protocol Foundation
The Internet is broken – and we are using it to access and distribute all of human knowledge. Data monopolies hold and enclose upon personal & public datasets, threatening universal access. To tackle this problem, between 2013 and 2015 we performed a series of design & development sprints in collaboration with researchers, librarians, and civic technologists working to preserve the digital knowledge commons. Out of this research we built Dat, a distributed ledger & peer-to-peer data sharing toolkit.
Categories:
The Dat Foundation is a non-profit organization that supports the Dat Protocol (now evolved into Hypercore Protocol), enabling peer-to-peer, secure, and versioned data sharing for developers and communities building decentralized applications.
🚀 Overview
The Dat Foundation, fiscally sponsored by Code for Science & Society, provides grants, social infrastructure, and technical support for projects building on the Dat Protocol. Launched in 2013, it addresses data monopolies by corporations that enclose public and personal datasets, threatening access to knowledge. The protocol combines peer-to-peer scaling from BitTorrent with Git-like version history, allowing mutable data with full audit trails.
It was built for scientists, librarians, civic technologists, and developers aiming to preserve the digital knowledge commons and create a next-generation decentralized web. The foundation has raised about $1.7 million from grants by Knight Foundation, Sloan Foundation, Moore Foundation, Mozilla, and others to foster open development.
Though the foundation's website is deprecated (new ecosystem at dat-ecosystem.org under Apereo Foundation as of 2025), the protocol lives on as Hypercore Protocol, powering apps like Beaker Browser and Mapeo.
Answer these questions:
- What problem does this project solve? Centralized control and enclosure of data, enabling p2p sharing with security and versioning.
- Who is it built for? Developers, researchers, and communities needing decentralized data tools.
- Why did you build it? To democratize data access and build a public-interest focused p2p web.
Keep it human and honest.
✨ Key Features
- Peer-to-peer data synchronization that scales with users, like BitTorrent, for fast downloads.
- Versioned, mutable datasets with full history for auditing and preservation, similar to Git.
- Public-key cryptography for secure, content-addressed sharing without central servers.
- Optional: Composable JavaScript modules for building apps; multi-language ports (Rust, Python, C++).
🛠 Tech Stack
- Frontend: JavaScript for browser apps (e.g., Beaker Browser)
- Backend: Node.js
- Database: Hypercore (append-only logs), Hyperdrive (filesystems)
- Auth: Public-key cryptography
- Hosting: Peer-to-peer network, no central hosting
👥 Who Is This For?
This project is useful for:
- Developers who want to build p2p applications with secure data sync
- Teams looking for decentralized alternatives to cloud storage for datasets
- Indie makers building tools for science, mapping, chat, and archives
📸 Screenshots / Demo
- Live demo: https://beakerbrowser.com (p2p browser); https://cabal.chat (p2p chat)
- GitHub: https://github.com/datproject (deprecated org); active at https://github.com/hypercore-protocol and https://github.com/dat-ecosystem
🔥 Project Status
- 🔴 Paused
Last updated: 2026-03-24
❓ FAQ
Is this project free?
Yes / Open Source (The protocol and tools are fully open source and free to use.)
Is the source code available?
Yes — https://github.com/datproject, https://github.com/dat-ecosystem, https://github.com/hypercore-protocol
Can I contribute?
Join working groups, submit PRs to repositories, report issues on GitHub, or donate via Open Collective (https://opencollective.com/dat). Participate in community chats on Gitter/IRC.
📬 Contact & Links
- Website: https://dat.foundation (deprecated; see https://dat-ecosystem.org/ and https://www.apereo.org/programs/software/dat-ecosystem)
- GitHub: https://github.com/datproject
- Twitter/X: https://x.com/dat_project (inactive); https://x.com/dat_ecosystem
- Email: Via Open Collective or Code for Science & Society
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