Bitlight Labs develops infrastructure based on the RGB protocol and deploy multiple applications on LightningNetwork, with a primary focus on implementing the trading infrastructure for RGB20 tokens.

Solv is a Decentralized Bitcoin Staking Protocol to unlock the full potential of Bitcoin assets through a liquidity consensus infrastructure. By addressing the fragmentation of BTC assets, yield opportunities, and custody solutions, Solv offers Bitcoin holders a gateway to BTCFi, continuously builds pathways and confidence for traditional funds to enter the crypto world.

Stacks is a Bitcoin L2, bringing smart contract functionality to Bitcoin, without modifying Bitcoin itself. Stacks takes a pyramid approach, where you have the foundational settlement layer at the bottom (Bitcoin), and then a layer on top of that to add smart contracts and programmability (Stacks), and then layers on top of that for scalability and speed (Hiro's Subnets).

Lorenzo Protocol is a Modular Bitcoin L2 Infrastructure based on Babylon. By leveraging Babylon’s Bitcoin staking and timestamping protocol, Lorenzo is laying the foundation for a scalable and performant Bitcoin application layer. Functions enabled by the Lorenzo architecture include enhancing Bitcoin’s scalability through the BTC security module, enabling smart contract execution, L2-as-a-Service, and asset compatibility.

Sats Terminal is a Bitcoin-native aggregation protocol, offering seamless access to aggregated swaps and liquidity across multiple Bitcoin DEXes and DeFi platforms.

OpenStamp is a marketplace for BTC Stamps(SRC20, STAMPS, SRC721). The platform also offer minting services.

BitMask is a browser extension for decentralized applications on Bitcoin using the RGB protocol. Users can access Bitcoin financial services, NFTs (UDAs), and more while maintaining complete financial sovereignty through Bitcoin and Lightning Network wallets enabled with Taproot.

Sovryn is a decentralized trading and lending platform developed on RSK, which is based on Bitcoin.

XRGB Labs aiming to revolutionize digital assets by integrating Bitcoin into Layer 2 solutions for enhanced scalability, speed, and cost-efficiency. XRGB Launchpad and XRGB Swap together form a comprehensive ecosystem that nurtures creativity and facilitates seamless digital asset exchange on the RGB network.

BRC App is the App for BRC & Bitcoin Ecosystem that support Native .btc Domains, Launchpad, Trading with BTC, Market Intelligence.

SATS is a BRC-20 token that pays homage to satoshi. SATS is the abbreviation for satoshi, the smallest unit of Bitcoin. One satoshi equals to 0.00000001 BTC. The token is a meme token and is inscribed by an anonymous team.

Merlin Chain is a Bitcoin Layer 2 powered by Bitmap, building upon the native assets, protocols, and products on Bitcoin Layer 1, to Make Bitcoin Fun Again.

Coinfinity is an Austria-based Bitcoin brokerage that has been focusing on security and individual client needs since 2014, with a mission to make Bitcoin as understandable and accessible as possible.

Bitroot is a Layer 2 scaling solution for Bitcoin as the programmable asset issuance protocol enables issuance of fungible Tokens and NFTs on the Bitcoin Chain and with the implementation of OP_CAT and BitrootVM it enhances the capabilities of smart contracts, making possible that users and developers can create and manage their own digital assets on Bitcoin's infrastructure keeping the high decentralization and security, enabling broader asset representation, expansion and operability.

Alpen is a scaling Bitcoin with Zero Knowledge technology solution. The platform build infrastructure to enable the broader, adoption of Bitcoin. Ushering a new era of trustless, verifiable computation.

Libre is a purpose-built Bitcoin L2 sidechain focused on scaling Bitcoin by making it fast and usable.

Leather is a Bitcoin wallet that supports building apps on Bitcoin and Bitcoin L2s like Stacks. With NFTs, Ordinals, Stamps, DLCs, and much more. Now available as a browser extension for Chrome, Firefox, Brave and Edge. Leather is developed as a subsidiary of Trust Machines.

TerpLayer is a decentralized BTC liquidity protocol that connects Bitcoin's vast liquidity to Berachain's cutting-edge DeFi ecosystem. By enabling native Bitcoin trading and harnessing Berachain's Proof-of-Liquidity (PoL) consensus, TerpLayer opens up unprecedented DeFi opportunities for Bitcoin holders. The protocol features Terplayer Atomic Swaps (TAS) for secure cross-chain transactions and a Berachain-based AMM oracle for optimal price discovery and liquidity provision. TerpLayer's $TERP token incentivizes participation, fueling the growth and user engagement in this innovative Bitcoin-Berachain integration.

bitSmiley is a Bitcoin-native Defi project that has innovated in both application design and protocol layers. Its groundbreaking Fintegra framework comprises three main components: a decentralized overcollateralized stablecoin protocol, a native trustless lending protocol, and the on-chain derivatives protocol. bitSmiley will initially introduce bitUSD, a native overcollateralized stablecoin on the Bitcoin blockchain, addressing the lack of stable price-pegging tools. Users can generate bitUSD by overcollateralizing their BTC, allowing participation in all BTC blockchain DeFi protocols. Each bitUSD is backed by overcollateralized BTC, ensuring stability and user asset security through a robust liquidation and repayment system.

Ola is an Earning-Enhancing Network incentivized by the Bitcoin ecosystem. With two core products, Onis and Massive, Ola creates a comprehensive ecosystem where users can become BitVM challengers, ZK bridge supervisors, ZK verifier nodes, DA samplers, and a variety of monitoring roles to empower the Bitcoin ecosystem.

Interlay is building its flagship product, "InterBTC," a fully collateralized one-to-one Bitcoin-backed asset that enables interoperability between multiple blockchain ecosystems while preserving Bitcoin's censorship-resistant nature. Interlay v2 proposes introducing native DeFi functionality to the network: a decentralized AMM-based exchange (Uniswap v2 model and Curve Stableswap) paired with a liquidity protocol for BTC borrowing and lending (Compound v2 model). By creating markets catering to Bitcoin holders and building deep liquidity in these protocols, Interlay will enable easy, one-click access to Bitcoin-centered DeFi use cases, ranging from simple passive liquidity provision to tailored long/short leverage positions.

Mirror L2 is a decentralized Proof of Stake (POS) BTC L2 compatible with EVM and smart contract while utilizing BTC as GAS. POS nodes utilize mBTC, the mirrored version of BTC on the L2, as collateral proof for the L2.

BitBolt Network is a Bitcoin Layer2 network dedicated to Bitcoin payments and the Ordinals ecosystem. It leverages Account Abstraction and Threshold ECDSA technologies to maximize Bitcoin's potential for the future. BitBolt empowers users with the ability to conduct Bitcoin transactions at lightning speeds, while ensuring lower transaction fees and the utilization of smart contract features. Importantly, it achieves this without compromising the inherent security and dependability of the Bitcoin network.

BVM is a modular Bitcoin L2 metaprotocol allows Ethereum developers to migrate their Solidity smart contracts and dapps from Ethereum to Bitcoin with minimal or no modifications.

Hacash.com is a company specializing in the Bitcoin to Hacash one-way transfer and layered scaling solutions. In 2022, they introduced Bitcoin Layer3, a multi-chain, multi-layer Rollup scaling infrastructure. Hacash.com is leading the way in scaling solutions for one-way transfers to Bitcoin. Scaling Bitcoin's store of value, payment, application and economic models through one-way transfers to Hacash.

Atomicals Market is a Marketplace and Explorer for Atomicals and ARC-20.

Tiramisu is a cryptocurrency wallet and exchange for the Taproot Assets Protocol . Mint, buy, sell, hold or transact Altcoins and NFTs on layer 2 of the Bitcoin blockchain. User can also use Tiramisu wallet to test own TAPD node.

Boltz is a privacy first, non-custodial bitcoin exchange built to bridge different layers of Bitcoin like the Liquid and Lightning Network. With Boltz users can seamlessly swap their bitcoin between layers, to e.g. use advanced financial products or manage liquidity of their lightning channels.

Bison is a cutting-edge rollup amplifying transaction speeds, while enabling advanced functionalities on native Bitcoin. Developers can craft innovative DeFi solutions like trading platforms, lending services, and automated market makers.

iBTC (formerly dlcBTC) is a decentralized wrapped Bitcoin offering a theft-proof bridge to DeFi, backed by the security of the Bitcoin network. With iBTC, Bitcoin remains securely locked in a contract, while users can freely use the equivalent iBTC token in various DeFi protocols.