L2 & Privacy

Modular rollup layer on Bitcoin. Research team behind SNARKnado (SNARK verifier on Bitcoin).

Two-piece layer designed to enhance Bitcoin's functionality, consisting of a ZKVM and a Decentralized Verifier Network.

Bitcoin L2 using a shared UTXO model for fast, low-cost, seamless payments.

Decentralized TSS for facilitating cross-chain and cross-standard communication amongst Bitcoin L1 and L2s.

Bitcoin L2 that leverages the Ethereum Virtual Machine (EVM). BOB is powered by the Optimism OP Stack.

Self-custodial Bitcoin Staking Protocol which will include Restaking in the future.

Bitcoin-based ZK-STARK sovereign rollup which leverages Discreet Log Contracts (DLCs).

Bitcoin L2 which offers native yield by sharing sequencer fee profits with WBTC holders.

Computing paradigm to express Turing-complete Bitcoin contracts.

Interoperable Bitcoin Rollup which includes BitSNARK and its implementation called Grail built on the BitVM paradigm.

Bitcoin L2 that leverages ZK proofs and BitVM to provide a Turing-complete environment for smart contracts.

Botanix Labs builds The Spiderchain which is a EVM-equivalent L2 on Bitcoin.

Bitcoin-native rollup design that works with a native Bitcoin peg and does not require any changes to the Bitcoin protocol.

Open-source Chaumian ecash protocol built for Bitcoin.

ZK Rollup that uses Bitcoin as a data availability and settlement layer.

EVM-compatible smart contracts on a Bitcoin-powered blockchain.

Bitcoin scaling solution which is based on Proof of work & Cadence mining.

Leveraging Optimistic Rollups and a Hybrid Modular Data Availability layer to enhance the efficiency and functionality of Bitcoin transactions.

P2P network of bidirectional payment channels, without delegating custody of funds.

Bitcoin L2 Sidechain which is interoperable with Lightning Network. L-BTC is backed 1:1 by Bitcoin on the Mainchain.

Statechain protocol which allows the transfer of UTXOs ownership, while benefiting from instant and zero cost transactions.

Bitcoin L2 which is built on Polygon's ZK technology, with decentralized Oracle network for data availability via Celestia.

Bitcoin L2 that leverages a neutral smart contract infrastructure and uses tBTC.

Scalable & cost-efficient data availability layer secured by Bitcoin.

ZKP verification natively on Bitcoin based on reimplementing OP_MUL.

Bitcoin Sidechain which serves as settlement layer for modular rollups.

Bitcoin L2 which enables smart contracts and has Proof of Transfer (PoX) as its consensus mechanism.

Modular 'Rollup-as-a-Service' (RaaS) platform.

Bitcoin L2 powered by the Solana Virtual Machine (SVM).

Succinct zero-knowledge proofs (ZKP) in the Bitcoin ecosystem.