What it is
Maskbook is open-source browser extension. It is TypeScript project. It carries AGPL-3.0 license. It sits in Community & Social / Social Networking. It presents itself as portal to new, open Internet. It bridges Web2.0 to Web3.0. It targets social platforms people already use. It adds encrypted posting, encrypted file sharing, NFT profile picture use, token trading on X (formerly Twitter), crypto lucky-draws. It uses topics: arweave, blockchain, browser-extension, crypto, cryptography, defi, dweb, encryption, ethereum, gundb, ipfs, nft. It has 1582 stars, 316 forks, 4 open issues. Repo age 7 years. Last push 2026-09-14T08:12:05Z. Homepage mask.io.
Problem: users want encrypted posts to friends. Users want encrypted files on existing platforms. Users want NFT pfps. Users want token trading on X (formerly Twitter). Users want crypto lucky-draws. Maskbook gives browser extension layer. It bridges Web2.0 to Web3.0. It connects social activity to blockchain assets: Ethereum, Arweave, IPFS, GunDB, NFTs, DeFi. It does not require leaving X or other platforms. It is browser extension portal. It has GitHub repository DimensionDev/Maskbook. It has public community channels: GitHub discussions, Gitter, Telegram, Discord, YouTube, X, Facebook. It has developer docs at docs.mask.io. Vulnerability contact security (at) mask.io. Hiring contact jobs (at) mask.io.
Key capabilities
- Browser extension for Chrome, Firefox, Opera.
- Encrypted posts to friends.
- Encrypted file sharing on platforms already used.
- NFT profile picture support.
- Token trading on X (formerly Twitter).
- Crypto lucky-draws.
- Topics include blockchain, cryptography, DeFi, dweb, Ethereum, Arweave, IPFS, GunDB.
Who uses it and how
- Users install from Chrome Web Store, Firefox Addon Store, Opera Addon Store.
- Users keep using existing social platforms while sending encrypted posts or files.
- Users connect social activity to NFT pfps, token trading, crypto lucky-draws.
- Developers read docs.mask.io, use GitHub discussions, report bugs through issue template.
- Community support runs through Gitter, Telegram, Discord, YouTube, X, Facebook.
Getting started
Install from Chrome Web Store, Firefox Addon Store, or Opera Addon Store. Read docs.mask.io for developer documentation.
When to use it — and when not to
Use when users want encrypted social posting and Web3 actions inside existing platforms. Use caution when needing self-hosted server deployment; README lists browser stores, not server install. Facts show no contributor count and no database, storage, SMTP setup.