The ZUU

The Zkash User Universe

Contribute to Free2Z:

• ts/react/free2z: The Free2Z React Frontend at https://free2z.com/
• docs/about-free2z: Free2Z documentation at https://free2z.com/docs/
• Free2Z Backend: Parts of the Free2Z backend API

Let us know if you would like more modules open sourced!

Check the .gitmodules file for the complete listing of external git repos. These are organized by category:

• z/zcash/ — librustzcash, orchard, sapling-crypto, halo2, pasta_curves, incrementalmerkletree, zcash_note_encryption, zcash_spec, zip32, zips, lightwallet-protocol, zcash-devtool, lightwalletd, zallet (zcashd wallet replacement), zcash (legacy)
• z/ZcashFoundation/ — zebra, frost, z3
• z/zakura-core/ — zakura (Zcash full node, built for scale)

• z/zodl-inc/ — zodl-android, zodl-ios (the former ECC "Zashi" wallets; the team left ECC in January 2026 to form ZODL, the Zcash Open Development Lab, and rebranded)
• z/zcash/ — zcash-android-wallet-sdk, zcash-swift-wallet-sdk (mobile wallet SDKs, transferred from Electric-Coin-Company to the zcash org)
• z/hhanh00/ — warp, zwallet

• z/ChainSafe/ — WebZjs
• z/zingolabs/ — zaino, zingolib
• z/LEONINE-DAO/ — Nozy-wallet
• z/QED-it/ — librustzcash (ZSA fork)

Top-level trunk directories:

• .devcontainer/ - Optional Debian11 container for building most of the code in the repo: Rust, Go, npm, Python3, etc
• z/ - Submodules in {GITHUB_USER}/{GITHUB_REPO} format
• ts/ - TypeScript
• py/ - Python
• docs/ - Infinite namespaces for text available