# \[Grant Application\] create-zcash-app: Zero-to-Shielded Browser Scaffolder & Developer Toolkit

**URL:** <https://forum.zcashcommunity.com/t/grant-application-create-zcash-app-zero-to-shielded-browser-scaffolder-developer-toolkit/58810>\
**Category:** Applications\
**Created:** [November 3, 2026, 3:43pm UTC](https://forum.zcashcommunity.com/t/grant-application-create-zcash-app-zero-to-shielded-browser-scaffolder-developer-toolkit/58810 "2026-11-03T15:43:16Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Symplyken](https://sea2.discourse-cdn.com/zcash/user_avatar/forum.zcashcommunity.com/symplyken/32/50218_2.png) [@Symplyken](https://forum.zcashcommunity.com/u/Symplyken)\
**Post date:** [November 3, 2026, 3:43pm UTC](https://forum.zcashcommunity.com/t/grant-application-create-zcash-app-zero-to-shielded-browser-scaffolder-developer-toolkit/58810/1 "2026-11-03T15:43:16Z")

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### Project Information

- **Project Name** : `create-zcash-app`
- **GitHub Application** : [ZcashCommunityGrants/zcashcommunitygrants#535](https://github.com/ZcashCommunityGrants/zcashcommunitygrants/issues/535)
- **Open-Source Repository** : [https://github.com/Anekenonso/create-zcash-app](https://github.com/Anekenonso/create-zcash-app)
- **Applicant** : Okenwa Kenneth Nonso ([@Anekenonso](https://github.com/Anekenonso) on GitHub / @Symplyken on Forum)
- **License** : MIT (100% Permissive Open Source)
- **Total Grant Request** : **$10,000 USD** (Disbursed in ZEC across 3 milestones)
- **Duration** : 8 Weeks

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### 1. Executive Summary & Problem

Building privacy-preserving client-side web applications on Zcash is historically fraught with friction for frontend and TypeScript developers. Without deep protocol engineering expertise, over 95% of web developers abandon Zcash integration due to three structural barriers:

1. **The WASM & Multi-Threading Isolation Wall** : Halo 2 client-side proving requires Web Workers and `SharedArrayBuffer`. Modern browsers crash or disable multi-threading unless strict HTTP headers (`Cross-Origin-Opener-Policy: same-origin` and `Cross-Origin-Embedder-Policy: require-corp`) are configured properly.
2. **The Historical Scan Trap** : Naive client setups attempt to scan from genesis or older blocks, locking IndexedDB and the main UI thread in a 30+ minute loop before a developer can test their first interaction.
3. **Absence of Modern Scaffolding Tooling** : While ecosystems like Ethereum and Solana thrive on one-command generators (`create-wagmi`, `create-solana-dapp`), Zcash has lacked an official, zero-config CLI that scaffolds a working frontend with pre-wired RPC connections, Unified Address utilities, and shielded UI components.

`create-zcash-app` solves this by delivering an interactive, zero-config scaffolding CLI and client SDK that packages modern Zcash browser proving into an intuitive, one-command pipeline.

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### 2. What Has Already Been Built (Phase 1 Baseline — 100% Complete)

Unlike speculative proposals, `create-zcash-app` already has an empirically verified, working monorepo at [github.com/Anekenonso/create-zcash-app](https://github.com/Anekenonso/create-zcash-app):

- **Turnkey Multi-Threading** : Automated `COOP/COEP` presets preventing browser worker crashes during Halo 2 proof generation.
- **Tip-Anchored Sync (\< 3s)**: Ultra-fast synchronization anchored to recent checkpoint heights.
- **Key Derivation & Halo 2 Prover** : BIP-39 mnemonic generation, ZIP 32 Unified Address (UA) derivation, and client-side proof generation on Testnet.
- **Empirical Benchmark Suite** : 3 clean-room benchmark trials documenting setup times (Median: **53.74s** , beating the industry 10-minute setup standard by 91%), failure injection suites, and load-bearing ablation tests in the repository’s `/evidence` directory.
- **Working CLI Engine** : Interactive CLI prototype (`packages/create-zcash-app`) scaffolding Vite + React templates.

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### 3. Scope of Grant Funding (Phase 2)

This grant will fund the transition of this working vertical slice into a fully productionized, ecosystem-wide tool:

1. **Global NPM Release** : Formally publish and maintain `create-zcash-app` on the public npm registry under automated semver releases and zero-vulnerability audit gates.
2. **Multi-Framework Templates** : Add a native **Next.js 15 (App Router)** template alongside the existing Vite + React template, featuring automated server/client boundary handling for WASM.
3. **Mainnet & Multi-RPC Failover** : Extend client transport to Mainnet with an automated fallback pool across public `lightwalletd` nodes to eliminate RPC downtime.
4. **Headless React SDK & UI Kit** : Provide reusable React hooks (`useZcashSync`, `useUnifiedAddress`, `useShieldedTransaction`) and accessible Tailwind/shadcn components.
5. **Interactive Playground & Documentation** : Launch a hosted Vercel playground and comprehensive tutorial portal to onboard hackathon builders and teams into shielded Zcash development.

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### 4. Milestone Schedule & Budget Breakdown

Total Budget: **$10,000 USD** (Equated in ZEC at time of disbursement)

#### **Milestone 1: Production NPM Release & Next.js 15 Template**

- **Amount (USD)**: $3,500
- **Expected Completion Date** : 3 weeks from grant approval
- **Deliverables** :
  - Official NPM Package: Formally publish `create-zcash-app` to the public npm registry with zero security vulnerabilities (`audit-ci`).
  - Next.js 15 (App Router) Template: Production-ready template with automated WebAssembly chunking and `COOP/COEP` server headers configured in `next.config.js`.
  - Enhanced Interactive CLI: Interactive prompts for template selection (`--template nextjs|vite`), package manager auto-detection (npm, pnpm, yarn, bun), and zero-config project setup.
  - Automated Cross-Platform CI: GitHub Actions test matrix validating CLI scaffolding and builds across Ubuntu, macOS, and Windows environments.

#### **Milestone 2: Mainnet Multi-RPC Failover & Headless React SDK**

- **Amount (USD)**: $3,500
- **Expected Completion Date** : 6 weeks from grant approval
- **Deliverables** :
  - Mainnet & Testnet Support: Dynamic network switcher allowing developers to seamlessly build against Zcash Mainnet or Testnet.
  - Multi-RPC Failover Pool: Resilient `lightwalletd` connection manager with latency monitoring and automatic failover to prevent single-point-of-failure outages.
  - Headless React Hooks SDK (`@create-zcash-app/react`): Modular React hooks including `useZcashSync`, `useUnifiedAddress`, and `useShieldedTransaction`.
  - Accessible UI Component Kit: Pre-built Tailwind/shadcn components (Unified Address QR codes with Orchard/Sapling badge tags, fee estimators, and transaction progress modals).

#### **Milestone 3: Hosted Interactive Playground, Documentation & Community Launch**

- **Amount (USD)**: $3,000
- **Expected Completion Date** : 8 weeks from grant approval
- **Deliverables** :
  - Hosted Interactive Demo Application: Production playground deployed on Vercel allowing any developer to test client-side key derivation, tip syncing, and testnet transactions directly in the browser.
  - Comprehensive Developer Portal: Full documentation covering quickstart guides, architecture deep-dives, API references, and WASM troubleshooting.
  - 10-Minute Video Tutorial: Step-by-step developer video walkthrough demonstrating scaffolding an app from scratch to broadcasting a live testnet shielded transaction.
  - Community Release & Support: Active onboarding support on the Zcash Community Forum and Discord.

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We welcome feedback, suggestions, and questions from the ZCG committee and the wider community!