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Lit is an internet native security and identity network. With Lit, you can create and control keys and run code for virtually any application that can be made private, immutable, and / or autonomous.


The Datil-dev testnet is now live and is superseding the Cayenne testnet. Check out the docs on migration to learn how you can start building on Datil-dev today.

Quick Start

๐Ÿ‘ฉโ€๐Ÿ’ป Install the Lit JavaScript SDK
Set up the SDK within your local environment.
โŒจ๏ธ Encrypt and Decrypt Content
Learn how to encrypt data for private storage on the open web.
๐Ÿ”‘ Generate User Wallets
Mint PKPs using familiar 'web2-style' authentication methods.

Core Concepts

๐Ÿ” Access Control & Encryption
Learn about setting on-chain conditions to manage access to your private data.
๐Ÿ”‘ User Wallets
Deploy programmable user wallets that makes user onboarding seamless and secure.
๐Ÿ–‹๏ธ Serverless Signing
Build powerful serverless functions that can read and write from any HTTP endpoint, blockchain, state machine, or decentralized storage system.


๐Ÿ‘ Open Source Examples
More examples to get you started.
๐Ÿ“– SDK API Documentation
Discover all the functions available in the Lit SDK.
๐Ÿ“ƒ Lit Actions SDK Documentation
Discover all the functions that can be used inside a Lit Action.
๐Ÿ“„ V2 Docs
For accessing the Lit V2 docs (deprecated).
๐Ÿ›  Tools
Additional tools to help build with Lit.

Explore the Lit Ecosystem

๐Ÿ’ธ Grants
We are looking to support those who are building Lit-enabled apps and infrastructure.
๐ŸŒ Ambassador Program
Apply to be a Lit Ambassador.
๐Ÿ’ป Ecosystem RFPs
Learn about how you can contribute to Lit Protocol.
๐Ÿง‘โ€๐Ÿ’ป Request for Startups
Your invitation to build the decentralized Web with distributed cryptography.
๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘งโ€๐Ÿ‘ฆ Community
Join the community through Discord, Twitter, and keep up to date with the community calendar.
โ›“๏ธ Supported Blockchains
We currently support most EVM chains, Cosmos and Solana.

Not finding the answer you're looking for? Share your feedback on these docs by creating an issue in our GitHub Issues and Reports repository or get support by visiting our Support page.