Version: 1.0 Last Updated: January 2025 Strategy: Stellar-exclusive privacy layer, production-ready for commercial deployment
This roadmap outlines the development path to commercialize OpenZKTool as a production-grade privacy infrastructure for the Stellar ecosystem. The focus is on building a robust, Stellar-native solution before considering expansion to other chains.
Timeline: 36 weeks (~9 months) Target: Production-ready SaaS platform with enterprise compliance features
Duration: 6 weeks Goal: Make OpenZKTool production-ready for Stellar developers
Acceptance Criteria:
- ✅ Published to npm registry as public package
- ✅ TypeScript support with full type definitions (.d.ts files)
- ✅ Single import gives access to all circuit templates
- ✅ Works in Node.js (16+) and modern browsers (via bundlers)
- ✅ Zero-config setup - no manual circuit compilation required
API Example:
import { KYCTransfer, BalanceProof, AgeVerification } from '@openzktool/sdk';
const kycProver = new KYCTransfer({
network: 'stellar-mainnet',
rpcUrl: 'https://horizon.stellar.org'
});
const proof = await kycProver.generateProof({
age: 25,
balance: 1000,
country: 'US',
minAge: 18,
minBalance: 500,
allowedCountries: ['US', 'CA', 'UK']
});
// Submit proof to Stellar contract
await kycProver.submitProof(proof, 'GDXXXXXX...');Acceptance Criteria:
- ✅ Each template has comprehensive JSDoc documentation
- ✅ Input validation with clear error messages
- ✅ Proof generation time < 5 seconds on modern hardware
- ✅ Gas-optimized Stellar Soroban contracts (<100KB WASM)
- ✅ Unit tests with >90% coverage
Templates:
- KYC Transfer - Age, balance, country verification
- Accredited Investor - Net worth, income, professional status
- Age Gate - Simple age verification (18+, 21+)
- Balance Proof - Prove balance range without revealing amount
- Credit Score - Prove credit score range
- Geographic Compliance - Prove location without revealing specific address
Acceptance Criteria:
- ✅ Hosted documentation (Docusaurus or similar)
- ✅ Quick start guide (working example in <10 minutes)
- ✅ API reference for all SDK methods
- ✅ Circuit template catalog with use cases
- ✅ Stellar Soroban integration guide
- ✅ Security best practices guide
Documentation Sections:
- Getting Started
- Circuit Templates
- API Reference
- Stellar Integration
- Security & Privacy
- Troubleshooting
- Migration Guides
@openzktool/sdknpm package (v1.0.0)- Documentation site deployed to docs.openzktool.dev
- 6 production-ready circuit templates
- 20+ code examples in GitHub
- Video tutorial series (YouTube)
- Adoption: 50+ npm downloads in first week
- Documentation: <5 minutes to first successful proof generation
- Developer Satisfaction: NPS score >40 from early adopters
- Performance: Proof generation <5s for all templates
Duration: 8 weeks Goal: Launch hosted proof generation service for developers
Acceptance Criteria:
- ✅ RESTful API with OpenAPI 3.0 spec
- ✅ API key authentication with rate limiting
- ✅ Proof generation endpoint <10s response time
- ✅ JSON input/output matching SDK interface
- ✅ 99.5% uptime SLA
Endpoints:
POST /v1/proofs/generate
- Body: { template, inputs, options }
- Returns: { proof, publicSignals, timestamp }
GET /v1/proofs/{proofId}
- Returns: { proof, status, createdAt }
GET /v1/templates
- Returns: { templates: [...] }
POST /v1/verify
- Body: { proof, publicSignals, template }
- Returns: { valid: boolean }
Acceptance Criteria:
- ✅ One-click signup with email or GitHub OAuth
- ✅ API key management (create, rotate, revoke)
- ✅ Usage metrics dashboard (proofs/day, template breakdown)
- ✅ Billing and subscription management
- ✅ Responsive design (mobile + desktop)
Dashboard Features:
- Real-time usage graphs
- API key management
- Proof history (last 30 days)
- Cost calculator
- Documentation quick links
- Support ticket system
Acceptance Criteria:
- ✅ Stripe integration for credit card payments
- ✅ Monthly subscription billing
- ✅ Usage-based pricing (pay per proof)
- ✅ Automatic invoice generation
- ✅ Upgrade/downgrade flows
Pricing Tiers:
- Free: 100 proofs/month, community support
- Developer: 5,000 proofs/month, email support
- Professional: 50,000 proofs/month, priority support
- Enterprise: Custom limits, unlimited proofs, dedicated support
Acceptance Criteria:
- ✅ Auto-scaling proof generation workers
- ✅ PostgreSQL database for user data
- ✅ Redis cache for frequent requests
- ✅ CloudWatch monitoring and alerting
- ✅ Daily backups with 30-day retention
Architecture:
- AWS Lambda for API endpoints
- AWS ECS for proof generation workers
- RDS PostgreSQL for user/billing data
- ElastiCache Redis for caching
- S3 for proof storage
- CloudFront CDN for dashboard
- Production API deployed to api.openzktool.dev
- User dashboard deployed to dashboard.openzktool.dev
- Stripe billing integration
- Infrastructure as Code (Terraform)
- Monitoring dashboards (CloudWatch)
- API Performance: p95 latency <8s for proof generation
- Reliability: 99.5% uptime
- User Growth: 100 signups in first month
- Adoption: First paying customers onboarded
Duration: 10 weeks Goal: Enable enterprise customers and regulated use cases
Acceptance Criteria:
- ✅ Sanctions screening (OFAC compliance)
- ✅ PEP (Politically Exposed Person) checks
- ✅ Source of funds verification
- ✅ Multi-jurisdiction compliance rules
- ✅ Batch verification (1000+ users)
New Circuit Templates:
- Enhanced KYC - Full identity verification
- AML Compliance - Transaction monitoring
- Sanctions Screening - OFAC/EU sanctions lists
- PEP Verification - Political exposure checks
- Source of Funds - Proof of legitimate income
- Beneficial Ownership - Ultimate beneficial owner (UBO) verification
Acceptance Criteria:
- ✅ SEC Rule 501 compliance (US)
- ✅ Net worth verification ($1M+ threshold)
- ✅ Income verification ($200K+ annual)
- ✅ Professional status (CPA, lawyer, etc.)
- ✅ Integration with third-party verification services
Use Cases:
- Private securities offerings (Reg D)
- Equity crowdfunding platforms
- Private credit/debt instruments
- Hedge fund access
Acceptance Criteria:
- ✅ Immutable audit log for all proof generations
- ✅ Compliance reports (CSV/PDF export)
- ✅ User action tracking (who, what, when)
- ✅ Regulatory reporting templates
- ✅ Data retention policies (7 years for financial data)
Audit Features:
- Proof generation history
- User authentication logs
- API access logs
- Billing events
- Support ticket history
- System changes (admin actions)
Acceptance Criteria:
- ✅ 99.9% uptime SLA with financial penalties
- ✅ Dedicated Slack/Discord channel
- ✅ Priority bug fixes (<24 hour response)
- ✅ Custom circuit development services
- ✅ Quarterly business reviews (QBRs)
Enterprise Features:
- Dedicated AWS infrastructure
- Custom domain (proofs.customer.com)
- SSO integration (SAML 2.0)
- IP whitelisting
- Custom rate limits
- SLA monitoring dashboard
- 6 new compliance circuit templates
- Audit trail system
- Compliance reporting dashboard
- Enterprise SLA agreements
- Regulatory compliance documentation
- Compliance: Pass external security audit
- Enterprise Customers: 3+ enterprise contracts signed
- Enterprise Adoption: Enterprise tier customers onboarded
- Support: <4 hour average response time for enterprise tickets
Duration: 12 weeks Goal: Differentiation through advanced tooling and research preview
Acceptance Criteria:
- ✅ Drag-and-drop circuit design interface
- ✅ Pre-built component library (comparators, hashes, etc.)
- ✅ Real-time circuit compilation
- ✅ Test input simulator
- ✅ Export to Circom source code
Builder Features:
- Visual node-based editor
- Component marketplace
- Circuit templates library
- Constraint optimizer
- Gas estimator
- Collaborative editing (multiplayer)
User Workflow:
- Drag components onto canvas
- Connect inputs/outputs
- Configure constraints
- Test with sample inputs
- Generate Circom code
- Deploy to Stellar testnet
- Publish to community library
Acceptance Criteria:
- ✅ Real-time proof generation metrics
- ✅ Cost analysis per circuit template
- ✅ User behavior analytics
- ✅ Performance benchmarks (latency trends)
- ✅ Custom report builder
Analytics Features:
- Proof generation volume (daily/weekly/monthly)
- Template usage breakdown
- Geographic distribution
- Error rate monitoring
- Cost per proof trends
- User cohort analysis
- Revenue metrics
Acceptance Criteria:
- ✅ Proof generation time reduced by 50%
- ✅ Memory usage optimized for large circuits
- ✅ Parallel witness generation
- ✅ GPU acceleration support (optional)
- ✅ Edge caching for common proofs
Optimizations:
- WASM optimization for browsers
- Worker pool for parallel processing
- Redis caching for verification keys
- CDN distribution for circuit artifacts
- Database query optimization
- Connection pooling
Acceptance Criteria:
- ✅ Working demo of FHE + ZK combination
- ✅ Private AI inference on encrypted data
- ✅ Technical whitepaper published
- ✅ Proof-of-concept on Stellar testnet
- ✅ Performance benchmarks documented
FHE Use Cases:
- Private credit scoring
- Encrypted portfolio analytics
- Private on-chain ML models
- Confidential transaction ordering
- Privacy-preserving DEX
Note: This is a research preview, not production-ready. Goal is to demonstrate technical feasibility and establish thought leadership.
- Visual circuit builder (beta)
- Analytics dashboard
- Performance optimization report
- FHE integration whitepaper
- FHE proof-of-concept demo
- Performance: 50% reduction in proof generation time
- Builder Usage: 500+ circuits created with visual builder
- Thought Leadership: 10,000+ views on FHE whitepaper
- Developer Satisfaction: NPS score >60
Timeline: TBD
After establishing strong Stellar market presence, consider expansion:
- Ethereum L2s (Arbitrum, Optimism)
- Polygon
- zkSync
- Avalanche
Prerequisites for multi-chain:
- Strong Stellar traction (100+ paying customers)
- Product-market fit validated
- Engineering team scaled to 8+ developers
- Clear customer demand for other chains
| Milestone | Duration | Cumulative |
|---|---|---|
| M1: Developer SDK | 6 weeks | 6 weeks |
| M2: SaaS Platform MVP | 8 weeks | 14 weeks |
| M3: Compliance & Enterprise | 10 weeks | 24 weeks |
| M4: Scale & Advanced Features | 12 weeks | 36 weeks |
| Total | 36 weeks | ~9 months |
1. Privacy Infrastructure Gap
- Current Stellar DeFi lacks privacy features
- OpenZKTool provides production-ready privacy layer
- Enables compliant privacy for regulated institutions
2. Developer Adoption
- Easy-to-use SDK accelerates Stellar dApp development
- Circuit templates solve common privacy use cases
- Documentation and examples lower barrier to entry
3. Enterprise Onboarding
- Compliance features enable bank/fintech adoption
- Audit trail meets regulatory requirements
- Enterprise SLA provides production guarantees
4. Thought Leadership
- FHE research positions Stellar as privacy innovation leader
- Technical whitepapers attract academic/research community
- Conference talks and workshops spread awareness
- Open-source SDK (AGPL-3.0 license)
- Public documentation and tutorials
- Technical workshops at Stellar Meridian
- Compliance playbook for financial institutions
- Research collaboration on FHE roadmap
- Developer onboarding and support
| Risk | Probability | Impact | Mitigation |
|---|---|---|---|
| Proof generation too slow | Medium | High | Early performance benchmarking, GPU optimization |
| Circuit bugs (soundness issues) | Low | Critical | Formal verification, external security audits |
| Stellar contract size limits | Low | Medium | Optimize verifier contracts, use proxy patterns |
| Risk | Probability | Impact | Mitigation |
|---|---|---|---|
| Slow developer adoption | Medium | High | Generous free tier, developer outreach, hackathons |
| Regulatory uncertainty | Medium | High | Legal counsel, compliance-first design |
| Competition from other privacy solutions | Medium | Medium | Stellar-first strategy, superior developer UX |
| Risk | Probability | Impact | Mitigation |
|---|---|---|---|
| Funding challenges | Medium | Medium | Phased development, bootstrapping early milestones |
| Customer acquisition cost too high | Medium | High | Product-led growth, viral developer adoption |
| Infrastructure costs exceed projections | Low | Medium | Auto-scaling, cost monitoring, reserved instances |
- ✅ 500+ developers using SDK
- ✅ 100+ paying customers
- ✅ 99.9% API uptime
- ✅ 5+ enterprise contracts
- ✅ Strong revenue traction
- ✅ 2,000+ developers using SDK
- ✅ 500+ paying customers
- ✅ 3+ major Stellar dApps using OpenZKTool
- ✅ Published FHE research with 10,000+ views
- ✅ Sustainable business model validated
- De facto privacy standard for Stellar ecosystem
- 10,000+ developers
- Profitable, sustainable business
- Privacy infrastructure for top 20 Stellar dApps
- Research partnerships with academic institutions
-
Immediate (This Week)
- Finalize technical specifications for M1
- Begin M1 development (SDK architecture)
- Set up project management (Linear/GitHub Projects)
- Engage with Stellar community for feedback
-
Short-Term (Next Month)
- Complete SDK alpha version
- Start documentation site
- Recruit beta testers from Stellar community
- Explore collaboration opportunities with SDF
-
Medium-Term (Next Quarter)
- Launch M1 (Developer SDK)
- Begin M2 development (SaaS platform)
- Run developer workshops at Stellar Meridian
- Secure first paying customers
- Build strategic partnerships
Document Version: 1.0 Last Updated: January 2025 Owner: Team X1 - Xcapit Labs Contact: fboiero@frvm.utn.edu.ar