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Overview

Lit is open source, decentralized cryptography for access control, compute, and encryption. Get started today!

Quick Start

👩‍💻 Install the Lit JavaScript SDK

Set up the SDK within your local environment.

👋 Hello World w/ Lit Actions

Create your first Lit-enabled application using Lit Actions.

📁 Encrypt On-Chain Metadata (Polygon)

Encrypt on-chain meta-data (an NFT description) using the Lit SDK.

⌨️ Encrypt and Decrypt Static Content

Learn how to encrypt data for private storage on the open web.

🔑 Provisioning access with a JSON Web Token (JWT)

NextJS Project: Token gate a page using a JWT.

✍️ Return a signed API response

Learn how to fetch and sign data from the open Web using Lit Actions.

Core Concepts

🔐 Access Control & Encryption

Learn about setting on-chain conditions to manage access to your private data.

📡 PKPs and Lit Actions

Learn about programmable wallets that can read and write from any HTTP endpoint, blockchain, state machine, or decentralized storage system.

Learn about how you can integrate Lit infrastructure within your own products.

Learn through Code

🧶 Arweave / Bundlr Guide

Encrypt data using Lit and upload it to Arweave using Bundlr.

🪴 Ceramic x Lit SDK

Build a simple encryption and decryption application with Lit and Ceramic.

👐 Open Source Examples

More examples to get you started.

📖 API Documentation

Discover all the functions available in the Lit SDK.

📃 Lit Actions SDK Documentation

Discover all the functions that can be used inside a Lit Action.

Additional tools to help build with Lit.

Explore the Lit Ecosystem

We are looking to support those who are building Lit-enabled apps and infrastructure.

💻 Ecosystem RFPs

Learn about how you can contribute to Lit Protocol.

👨‍👩‍👧‍👦 Community

Join the community through Discord, Twitter, and keep up to date with the community calendar.

⛓️ Supported Blockchains

We currently support most EVM chains, Cosmos and Solana.