name: bitcoin-l2-bsquared description: | B² Network (BSquared): hybrid ZK + optimistic Bitcoin L2 with EVM compatibility. Live since 2024. USE WHEN: evaluating B² for deployment, integrating with their bridge, comparing Bitcoin L2 options. allowed-tools: Read, Grep, Glob
B² Network (BSquared)
Bitcoin L2 with EVM compatibility, ZK proof rollup combined with optimistic challenge mechanism. Deployed 2024, growing 2025-2026.
Architecture
- EVM execution (Solidity contracts).
- ZK proofs for state validity.
- Optimistic challenges as backup verification.
- Bridge: federation + planned BitVM upgrade.
- Native token: B²BTC (peg-style) + B² (governance/utility).
Use cases
- DeFi: yield protocols, lending, AMMs.
- Bitcoin staking-like products: bridged BTC earns yield in B² ecosystem.
- NFTs / Asset issuance.
Position
One of multiple "Bitcoin L2" projects competing for TVL in 2024-2025. Notable but smaller than Stacks, RSK, Merlin in TVL terms (early 2026).
Limitations
- Federation trust for current bridge.
- EVM compatibility but smaller dApp ecosystem.
- Unclear path to fully trustless bridging.
See also
Related skills
Next.js App Router Expert
Development
A skill that turns Claude into a Next.js App Router expert.
Claude CodeCursoradvanced
890
234
3,180
README Generator
Development
Creates professional and comprehensive README.md files for your projects.
claudeCursorWindsurfbeginner
259
72
1,083
API Documentation Writer
Development
Generates comprehensive API documentation in OpenAPI/Swagger format.
claudeCursorWindsurfintermediate
156
44
943