What are the best L2 repositories on GitHub?

The top-ranked L2 open source repositories include starknet-io/starknet.js, starknet-io/starknet-devnet, alpenlabs/alpen, tracked and evaluated by community adoption, stars, and code commits.

How do I find trending L2 open source tools?

Browse this curated L2 directory to monitor real-time GitHub star velocity, latest code releases, and rising developer tools updated daily.

Are L2 GitHub repositories free and open source?

Most L2 projects listed here are distributed under open source licenses (such as MIT, Apache 2.0, or GPL). Always check individual project repositories for exact license terms.

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L2 GitHub Repositories (2026) · Open Source Tools

Discover the best L2 open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.

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4 matching projects · updated Nov 12, 2026 How we rank ↗

#1 TRENDING starknet-io/starknet.js TypeScript 2021

JavaScript library for Starknet

◇ ethereum ◇ l2 ◇ starknet ◇ starkware

828 ↑ +1 today

1.3K

#2 TRENDING starknet-io/starknet-devnet Rust 2023

A local testnet for Starknet... in Rust

◇ blockchain ◇ devtools ◇ l2 ◇ starknet

79 ↑ +1 today

130

#3 TRENDING alpenlabs/alpen Rust 2024

Rust implementation of the Alpen protocol

◇ bitcoin ◇ l2 ◇ zk-rollup

31 ↑ +1 today

105

#4 TRENDING LFDT-Lineth/lineth-monorepo Go 2023

The principal Lineth repository. Lineth is an enterprise-grade EVM layer 2 framework for developing public, permissioned or private networks. Its modular and versatile design satisfies a broad range of industry use cases.

◇ blockchain ◇ ethereum ◇ l2 ◇ linea

150 ↑ +1 today

127

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L2 GitHub Repositories (2026) · Open Source Tools

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