We architect and deploy custom smart contracts that form the backbone of your Web3 application. Our development process ensures security-first design, gas optimization, and regulatory compliance from day one.
LABS
Services
Privacy-Preserving Cross-Metaverse Bridge
We develop custom bridges using zero-knowledge proofs (ZKPs) or trusted execution environments (TEEs) to enable private, secure asset transfers and identity-obscured interactions between metaverse platforms.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
- End-to-End Development: From ideation to mainnet deployment, including
ERC-20,ERC-721, and custom logic. - Security Audits: All contracts undergo rigorous internal review and can be prepared for third-party audits by firms like OpenZeppelin or CertiK.
- Compliance Ready: Built-in patterns for access control, upgradeability, and pause functions to meet enterprise requirements.
Deliver a secure, auditable, and maintainable codebase in 2-4 weeks for an MVP, backed by a 99.9% uptime SLA post-deployment.
key-features-cards
ENGINEERED FOR ENTERPRISE
Core Technical Capabilities
Our bridge is built on a foundation of provable security and interoperability, delivering the performance and reliability required for high-value metaverse assets and experiences.
benefits
DELIVERABLES
Business Outcomes for Your Metaverse Platform
Our privacy-preserving bridge delivers tangible infrastructure improvements that directly impact your platform's growth, security, and user experience.
01
Secure Asset Interoperability
Enable seamless, trustless transfer of NFTs and fungible tokens between metaverse ecosystems. Built with zero-knowledge proofs to protect user identity and transaction history.
ERC-20/721/1155
Standards Supported
ZK-SNARKs
Privacy Layer
02
Reduced Development Time
Deploy a production-ready cross-metaverse bridge in weeks, not months. We provide a modular SDK and pre-audited smart contract suite for rapid integration.
< 4 weeks
Time to MVP
Modular SDK
Integration Path
03
Enhanced User Privacy & Compliance
Implement privacy-by-design with selective disclosure proofs. Users control what data is shared across platforms, helping you meet evolving regulatory standards like GDPR in virtual economies.
Selective Disclosure
Data Control
Audit Trail
Compliance Ready
04
Scalable & Cost-Efficient Infrastructure
Leverage our optimized relayers and gas-efficient smart contracts to minimize operational costs. Designed for high throughput to handle peak concurrent user events.
> 1k TPS
Bridge Capacity
Gas-Optimized
Contract Design
05
Proven Security Foundation
All bridge components undergo rigorous security audits following industry best practices. We implement formal verification for critical logic and continuous monitoring.
Multi-Audit
Security Process
Formal Verification
Critical Modules
06
Dedicated Technical Partnership
Get direct access to our engineering team for integration support, custom feature development, and ongoing maintenance. We become an extension of your tech stack.
24/7 Support
SLA Available
Dedicated Engineers
Team Model
Infrastructure Decision Matrix
Build vs. Buy: Privacy Bridge Options
A detailed comparison of the cost, risk, and time implications of developing a privacy-preserving cross-metaverse bridge in-house versus leveraging Chainscore's enterprise-grade solution.
| Key Factor | Build In-House | Chainscore Managed Service |
|---|---|---|
Time to Production | 6-12 months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $50K - $150K |
Core Technology (ZKPs/MPC) | Research & implement from scratch | Pre-audited, production-ready modules |
Security & Audit Burden | High (unaudited, custom code) | Low (audited, battle-tested protocols) |
Ongoing Maintenance & Upgrades | Full-time 3-5 engineer team | Included with optional SLA |
Cross-Chain Support (e.g., Ethereum, Solana, Immutable) | Per-chain integration required | Pre-built connectors for 10+ chains |
Compliance & Privacy Features | Custom development (GDPR, MiCA) | Built-in compliance tooling & attestations |
Total Cost of Ownership (Year 1) | $500K - $1.2M+ | $80K - $200K |
Uptime & Reliability SLA | Your responsibility | 99.9% Guaranteed |
how-we-deliver
CLIENT-CENTRIC DELIVERY
Our Development & Integration Process
A structured, transparent workflow designed for technical leaders. We deliver a production-ready, audited bridge with clear milestones, regular demos, and direct access to our engineering team.
01
Architecture & Protocol Design
We design a custom zero-knowledge proof (ZKP) architecture tailored to your target metaverses (e.g., Decentraland, The Sandbox, Otherside). This includes selecting optimal proving systems (zk-SNARKs/STARKs) and defining the cross-chain messaging protocol for asset state synchronization.
2-3 weeks
Design Phase
3+ Options
Architecture Reviewed
02
Core Smart Contract Development
Development of audited, gas-optimized smart contracts for the bridge vaults, verifiers, and governance modules. Built with Solidity 0.8+ using OpenZeppelin libraries, following a security-first approach from day one.
OpenZeppelin
Security Standard
4-6 weeks
Development Cycle
03
ZK Circuit Implementation & Proving
Implementation of the privacy-preserving logic using Circom or Halo2. We build and optimize the ZK circuits that generate proofs of valid asset ownership and state transitions without revealing user identities or transaction graphs.
Circom/Halo2
Circuit Framework
< 5 sec
Target Proof Gen
04
Relayer & Infrastructure Deployment
Deployment of the off-chain relayer service that submits proofs and manages cross-chain messages. We provision the infrastructure with 99.9% uptime SLA, automated monitoring, and failover systems on AWS/GCP.
99.9%
Uptime SLA
AWS/GCP
Enterprise Cloud
05
Security Audit & Penetration Testing
A mandatory, rigorous audit of the entire system—smart contracts, ZK circuits, and relayer code. We partner with leading firms like Spearbit or Code4rena, providing a public audit report before mainnet launch.
2 Audits
Minimum Standard
Critical = 0
Release Criteria
06
Integration & Go-Live Support
We handle the full integration with your front-end dApp and target metaverse platforms. Includes comprehensive documentation, team training, and 24/7 on-call support for the first 30 days post-launch to ensure a smooth production rollout.
30 days
Post-Launch Support
Full Docs
Delivered
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your protocol.
We architect and deploy audit-ready smart contracts on EVM and Solana that form the immutable backbone of your application. Our development process is built on security-first principles using OpenZeppelin libraries and comprehensive testing suites.
- Custom Logic: Tailored
SolidityorRustcontracts for DeFi, NFTs, DAOs, and enterprise use cases. - Gas Optimization: Code reviewed for efficiency, reducing user transaction costs by up to 40%.
- Full Audit Support: Contracts are structured for seamless integration with top security firms like CertiK and Quantstamp.
We deliver a complete development package: source code, deployment scripts, and technical documentation, enabling your team to launch with confidence in 2-4 weeks.
Privacy-Preserving Cross-Metaverse Bridge
Frequently Asked Questions
Get clear answers on how we build secure, scalable bridges that protect user identity and asset data across virtual worlds.
We implement a multi-layered privacy architecture. Core transfers use zero-knowledge proofs (ZK-SNARKs via Circom) to validate transactions without revealing sender/receiver metadata on-chain. User identity and specific asset details are encrypted using threshold signatures and stored off-chain in a decentralized network of guardians, with only the minimal proof of validity broadcast. This approach, similar to privacy pools, ensures compliance while preventing front-running and wallet profiling.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall