THE HIDDEN WITNESS: a zero-knowledge game where the roof is a shielded Zcash transaction. By chris berli for ZECATHON.

ZECATHON 2026 Submission | Track: Core & Tooling ($15,000) Positioning: AI-Native Zcash Developer Infrastructure & Privacy Testing Toolkit. Differentiation: Other tools help AI agents *spend* ZEC. ZecShield MCP gives AI agents and developers the infrastructure to *build, test, inspect, and protect* Zcash applications from catastrophic privacy leaks.

Zkool - Wallet for Zcash (sucessor to ywallet)

The Zodl Zcash Wallet, iOS Edition

Your own Zcash node at home, for Zecky Lock it and Zecky Pocket.

Auditable sealed-bid auctions on Zcash. Bid from any chain: the clearing price is public, the bidders aren't.

Native ZEC rewards for token holders on Robinhood Chain. Hold in your own wallet, register a Zcash address, get paid shielded ZEC every ten minutes from a funded pool.

zcash-shielded-observatory

Keyless, read-only helper for Bitcoin and Zcash deposits stuck in the NEAR Omni bridge: the bridge's own refund steps, shielded when your address can take it. ZECATHON 2026, Cross-Chain.

an arcade that teaches Zcash privacy with real testnet payments

A zero-leakage payment sync daemon for unmodified Zcash light wallets (Zkool, Zingo, Ledger). Built with Rust & gRPC.

Semantic risk & verification MCP for Web3 agents: one read-only endpoint for on-chain settlement checks, fee oracles and node truth. BTC/ETH/XMR/ZEC live, SOL/Base/Tron provisioning.

Zcash indexing framework with a TypeScript developer API. Engine-first planning, reproducible benchmarks, and authorized shielded scanning.

Private invoices, payment webhooks and agent spending caps on Zcash.

zcash_tachyon Rust library for Tachyon

Zcash wallet engine and TypeScript SDK for web applications

Zcash blockchain explorer. Privacy meets transparency.

Zarrier: private collectibles inside Zcash shielded notes, sold in one atomic transaction (testnet)

ZOL.cash (Zcash Operating Layer) brings programmable Zcash privacy to Solana. Players deposit shielded ZEC from any Zcash wallet, play in real time in apps built as Solana programs that run in a MagicBlock/SVM rollup, and withdraw back to Zcash, shielded.

Independent community tracker for Zcash support in Brave Wallet (auto-refreshed from public sources)

Zcash addresses are long, ugly, and impossible to remember. Claim a name like julian.zcash, and anyone can resolve it to your shielded address. Everything happens on-chain through ZIP-321 payment URIs and signed memos.

The disclosure layer for shielded Zcash: prove one fact about your coins (at least X ZEC, unmoved since block H, these exact notes) to one party, without a viewing key. Halo2 proofs, browser verifier, Solana programs.

Default vs opt-in privacy: a visual, data-driven map grading crypto privacy protocols by how private they really are.

Zcash light-wallet traffic over the Nym mixnet: local lightwalletd gateway + CLI (sync, broadcast) via nym-socks5-client

Fund a fresh trading account from Zcash. Keep your wallet history separate. finity is a standalone website that lets a shielded ZEC holder fund a brand-new Hyperliquid account from Zcash, trade perps from it, and send the proceeds back to a Zcash wallet. The user keeps control of the trading account throughout.

A private open source Zcash wallet, with offline hardware signing. Experimental, not audited.

A reproducible engineering study of Zcash Sapling zk-SNARK proving performance This repository investigates the computational cost of Sapling Spend and Output proof generation through release-mode benchmarks, source-level instrumentation, thread-scaling experiments, and system-level diagnostics. Its current contribution is an engineering measurement framework and an evidence-based bottleneck analysis—not a new cryptographic construction or a completed algorithmic optimization.

Open-source browser-based social world for the Zcash ecosystem — explore projects, meet builders, and participate in privacy-conscious community experiences.

Public documentation for Zerdinals, ZRunes, collections, and ZordiScan

Zcash wallet engine for Logos: a light client on librustzcash with sync over Tor, sends signed at approval, shielding and the ZIP 318 Orchard-to-Ironwood migration.

Zapp: a Zcash wallet with end-to-end encrypted P2P messaging. Fork of zodl-inc/zodl-ios.

The Halo2 zero-knowledge proving system

A local Zcash payment privacy test kit with shielded receipt evidence and synthetic leak scanning.

Open-source Zcash gift-card storefront using Zucchini Wallet SDK and verified shielded receipts

Public image assets for Zcash Inside social posts

NozyWallet is a Orchard wallet built for Zebrad, delivering the highest level of Zcash privacy through fully-shielded transactions and cutting-edge cryptographic security. Built in Rust with support for Ironwood shielded transactions, it provides complete financial privacy with secure key management and seamless integration with the Zcash ecosystem

Independent, reproducible compatibility and performance benchmark of Zcash indexers Zaino and Ztreamer

Non-custodial Equihash 200,9 Stratum v1 mining pool engine built natively for Zebra (zebrad v6+). Features ZIP-244 on-chain coinbase splitting (Mode 2, 99/1) with zero custody. MIT licensed.

A mock server for the Ledger Zcash hardware wallet. Serves as an end-to-end (e2e) mocking service when testing Ledger integration from zkool.

Issuance console & verifiable registry for Zcash Shielded Assets - mint in your browser. Runs against the public ZSA testnet.

Move the ZEC you hold on Solana into a shielded Zcash wallet you control, with one signature in Phantom. MIT.

Shielded Zcash (ZEC) wallet SDK for Flutter: Rust core, keys never in Dart, swaps, drop-in UI, bring your own transport

BLINK — simple, private Zcash payments through shareable payment requests.

Zerant is a privacy-preserving credential and reputation layer for Zcash. It lets users receive verifiable credentials, build contextual reputation, and prove claims like membership, contribution history, or eligibility without exposing their full identity, wallet activity, or unrelated credentials.

Private ZCash RPC, powered by TEEs.

ZKoy - Vampir Koylu on Zcash: sealed-ballot social deduction played live on testnet. Every secret is an encrypted memo; the room viewing key drops at game end.

zeeder: native rust DNS seeder for the Zcash network

Hide ZEC behind a riddle or a football call. First to crack it keeps it, paid out in shielded Zcash.

zcash light client - trustminimized verification with ligerito proofs, nomt state proofs, ssh key wallet

ZKSCAPE is an interactive pixel-art adventure where your PFP becomes the main character and explores the world of Zcash. Travel through immersive mini-worlds, discover how privacy and zkSNARKs work, explore the Zcash ecosystem, and create your own personalized ZKSCAPE Explorer Card.

The EVM that reads Zcash. Permissionless, oracle-less, self-custody. Mined by burning ZEC.

Rust language proof-carrying data framework

Shielded ZEC in a link. The recipient opens it in any browser, no app or wallet, and sends it to an exchange, USDC or SOL on Solana, or a Zcash wallet. Ironwood spend proved in WASM on the phone. Static site, no backend, take-back for unopened links.

A 5-minute voxel game that teaches your first shielded Zcash transaction. ZECATHON Wildcard entry.

Privacy-preserving merchant payments powered by Zcash

Prove a Zcash shielded payment was delivered, with its memo, without revealing the wallet. Rust + WebAssembly.

A Zcash payment processor for an online merchant, consumable as a docker service or rust crate

A privacy checkup for Zcash wallets: finds the round trips, quick exits and fingerprint amounts that link shielded activity, and checks a withdrawal before you make it.

Zcash node infrastructure.

Stablecoin settlement and treasury rails for payment companies moving money into Africa: Tempo settlement, Solana routing, Zcash shielded lane.

Shared vault for shielded Zcash: t-of-n FROST signing from members' phones. Testnet preview.

Nix packages and NixOS modules for the Zcash ecosystem.

Private invoices, paid in dollars. The invoice is sealed in one shielded Zcash note, paid in a USD stablecoin on Tempo, and one link proves both without a viewing key.

ZIP is a CEX-speed token launchpad settled on Zcash L1. It allows one-click token launches and sub-second trading via an L2 cache and batcher, with all state recorded in Zcash transparent transactions using a 60-byte OP_RETURN meta-protocol (ZPAD). Fees fund ZIP buybacks and ZEC bridging.

Headless Zcash wallet library in Rust

A static, privacy-first editor for event-ready Zcash and Vizor QR cards.

ZCash - Orchard Integrity Monitor

Privacy-preserving RWA protocol on Zcash for proving asset provenance and investor eligibility before atomic shielded settlement.

Rust-language assets for Zcash

Shared custody for Zcash shielded funds (Private Multisig). On transparent blockchains like Bitcoin and Ethereum, every transaction, treasury balance, and payment counterparty is visible to anyone with an internet connection. For organizations, foundations, and corporate treasuries, holding operational funds transparently leaks payroll details, vendor agreements, and financial reserves to competitors and adversaries.

Shielded Intents Protocol - The Privacy Standard for Web3

Free, accountless Zcash intelligence dashboard. Market data, shielded-pool flows, the Ironwood / NU6.3 migration, Cypherpunk treasury figures, and on-device portfolio tools — in one mobile-first public app. No accounts. Portfolio and cost basis never leave the browser.

A performant light-client sync engine for Zcash wallets.

Zecbit Import is a public NFT metadata extraction layer by Diamond Hand that fetches Zcash ecosystem Zecbit item pages and parses names, collections, traits, and PNG images. Built with Python and JavaScript, it requires no API key and bounds upstream URLs, payload sizes, concurrency, and timeouts.

Zcash — independent third-party profile of a public API surface, by API Evangelist. Zcash is a privacy-preserving cryptocurrency that uses zero-knowledge proofs (zk-SNARKs) to enable shielded transactions. It provides JSON-RPC APIs via zcashd and zebrad for wallet operations, shielded transaction management, blockchain data access, and network inte

🌲 Retro-arcade cryptid recon game & verifiable on-chain telemetry platform built for the @BITFOOTS_ ecosystem. Powered by Next.js 14, Phaser 3, and Zcash Shielded ZK proofs.

The vault that decides together. A local-first, browser-native collective Zcash treasury using FROST threshold signatures. Private on the outside, transparent on the inside.

Creator fees go straight into Zcash

Zumbra — shielded Zcash for humans and agents. Keys on your machine, a spending policy the agent cannot touch. Pre-alpha.

This is a setup guide for a Next.js website that mirrors posts from the @ZecZcash Telegram channel and provides SEO-optimized Zcash guides and a wallet overview. It is designed for non-programmers and walks through deploying on Vercel with an Upstash Redis database and GitHub Actions for automatic syncing every 10 minutes.

Native Android SDK for Zcash

Shielded Lane: a committee-built private-transfer lane appended to the Ethereum block. Zcash-style transfers, FOCIL inclusion, Tachyon-style prunable state. Live research dossier.

A Zcash onchain data ingestion and analytics framework.