Crypto Companies Directory

Spindl is an onchain analytics platform designed for Web3 applications. It provides attribution tracking, analytics, audience segmentation, and advertising capabilities within a unified interface. The platform enables projects to track user acquisition and measure campaign performance across onchain and offchain channels. It supports audience segmentation using wallet and onchain data. The system is intended for product teams, growth marketers, and decentralized application developers who require data-driven analysis of user behavior and advertising effectiveness. The platform operates at spindl.xyz and maintains a partnership with Coinbase's Base network.

Spire Staking functions as a node operator for the Cardano blockchain through the management of stake pools under the tickers SPIR and SPIR2. The protocol provides a mechanism for ADA holders to delegate their assets to professional validators rather than maintaining independent node infrastructure. The system architecture utilizes geographically redundant hardware configurations to ensure continuous uptime and operational consistency. This technical design includes persistent monitoring systems, scheduled data backups, and a multi-layered security framework adapted from enterprise IT standards. The core operation involves the validation of transactions and the production of blocks on the network. Pool margins are established at a fixed maximum percentage to maintain cost transparency for delegators. By focusing on high availability and technical redundancy, the service facilitates participation in the network consensus process while managing the underlying server maintenance and security protocols required for stable block production.

Splendor is an EVM-compatible Layer 1 blockchain that implements a parallel execution engine and Enhanced Proof of Authority (PoA+) consensus mechanism. The protocol includes native x402 micropayment support for pay-per-use service settlement without additional middleware layers. The blockchain architecture comprises a core consensus layer, execution engine for transaction processing, and integrated micropayment functionality. Key components include the parallel execution system for transaction throughput, the PoA+ consensus for block validation, and the x402 protocol for micropayment handling. Additional products built on the infrastructure include a private AI studio featuring wallet-native authentication and a model marketplace accessible through the same blockchain layer.

Splyce Finance is a decentralized finance protocol providing fixed-rate institutional lending and a yield-bearing stablecoin token called splyceUSDC, deployed on Solana and Stellar with planned support for Sui. The protocol offers Single Asset Vaults (SAVs), which enable fixed-rate, fixed-term lending against tokenized real-world assets and institutional digital assets. splyceUSDC is a yield-bearing token that combines SAV yield with curated decentralized finance yield sources including sUSDe, sUSDS, and syrupUSDC. The protocol serves retail users seeking stable yield and institutional borrowers seeking fixed-rate USDC credit lines secured by approved collateral. Each SAV is isolated per borrower and collateral type to prevent systemic contagion. splyceUSDC automatically compounds yield into rising token value without fees or minimum deposit requirements.

Sportix is a sports data aggregation and analysis platform that collects fragmented sports information and applies artificial intelligence to generate predictive intelligence for sports fans and bettors. The system records user predictions on a blockchain, creating verifiable and tamper-resistant reputation credentials referred to as Fan Rank. These on-chain records serve as immutable attestations of prediction accuracy over time. The platform architecture combines sports analytics with blockchain-based credentialing, using the blockchain layer specifically for recording and verifying performance history rather than for financial transactions. The system is designed for sports enthusiasts who seek to track and demonstrate their prediction accuracy through cryptographically secured records.

Spydra is a blockchain infrastructure platform for asset tokenization built on Hyperledger Fabric. Its core components include a Token Engine for fractionalizing and issuing tokens representing real-world assets, a no-code Workflow builder for process automation, an Oracle mechanism for integrating off-chain data onto the ledger, IPFS-based file storage, smart contract development tools, and a Graph Query interface for accessing ledger data. The platform serves enterprises in real estate, financial assets, supply chain finance, pharmaceuticals, insurance, and ESG carbon accounting. Spydra provides a public chain layer for listing tokenized real-world assets.

Squads Labs builds financial products and infrastructure on Solana, organized around the stablecoin economy. Its core product suite includes Squads Multisig, a non-custodial multisig platform for securing and managing Solana assets; Altitude, a global business account for saving, earning, and moving money; Fuse, a personal finance app for stablecoins and tokenized assets; and Grid, a stablecoin API covering accounts, payments, cards, and yield. The platform targets businesses, individual users, and developers seeking programmable, blockchain-native financial services without traditional banking intermediaries. Squads Labs is backed by tier-1 venture investors including RockawayX, and operates as a fintech company rather than a bank or custodian.

SquareFi is a payment operations platform designed to provide infrastructure for financial technology companies and global platforms. The platform enables issuance of virtual cards, operation of multi-currency accounts, processing of cryptocurrency payments, and execution of mass payout operations. SquareFi integrates multiple settlement and payment mechanisms into a unified API and white-label offering, including traditional banking rails (SEPA, SWIFT, ACH, Wire transfers), stablecoin-based settlement, and card issuance capabilities. This integration reduces the need for users to coordinate with multiple separate providers. The platform operates across more than 150 countries and maintains partnerships with multiple tier-1 banking institutions, supporting over 20 currencies. The architecture treats stablecoins as a core settlement layer alongside fiat currency infrastructure, positioning the platform within the cryptocurrency-integrated payments infrastructure category.

SquidGrow is an ERC-20 token deployed on Ethereum that operates a multi-component ecosystem comprising three primary products. SilentSwap functions as a non-custodial cross-chain token swap mechanism incorporating privacy features. SGS operates as a decentralized exchange. Inkubate functions as an NFT marketplace. The token serves as the utility asset across these integrated services. The project is structured as a community-driven initiative with public leadership operating under a pseudonym.

SquiggleDAO is a community organization centered on Chromie Squiggles, an on-chain generative art collection consisting of 10,000 algorithmically generated artworks stored entirely on Ethereum. Created by Erick Calderon (Snowfro), founder of Art Blocks, the collection is notable for being among the first long-form generative art projects to use transaction hash seeding for visual variables. The DAO operates a suite of tools for holders, including a trait explorer, video generator, background editor, 3D viewer, and swap interface. The artworks have been acquired by major institutions including MoMA in New York.

SSV Network is a decentralized staking infrastructure protocol built on Ethereum that uses Distributed Validator Technology (DVT) to split validator keys across multiple independent operators. The core technical mechanism employs a QBFT consensus protocol, enabling active-active fault tolerance so that one malfunctioning node out of four does not disrupt validator duties. The protocol supports both custodial and non-custodial staking configurations, including cold-storage key management, making it suitable for institutional clients such as exchanges, treasuries, and exchange-traded product issuers. Users hold the SSV native token and can stake it to mint cSSV and earn protocol rewards; the network has secured over 7 million ETH in staked assets across more than 126,000 validators operated by roughly 1,900 independent node operators. Ecosystem partners integrating SSV infrastructure inclu

Stablecoin Standard is an industry association established in 2022 representing participants in the stablecoin sector. The organization engages in advocacy and advisory activities directed toward policymakers, regulators, and corporate stakeholders through government discussion papers, roundtable forums, and member-developed regulatory frameworks. It produces educational materials and commissioned research to assist institutions in evaluating stablecoin applications and use cases. The organization facilitates connections between ecosystem participants across traditional finance and decentralized finance sectors to develop and test end-to-end proof of concept implementations. Membership comprises stablecoin issuers, infrastructure providers, and financial institutions. The organization maintains a publicly accessible directory of stablecoin ecosystem participants and projects.

Stablecore is a B2B platform that enables community banks, credit unions, and regional financial institutions to integrate stablecoin and digital asset products into their existing banking infrastructure. The platform provides stablecoin send and receive functionality, digital asset accounts and exchange services, crypto-collateralized dollar loans, and tokenized deposits. The system is designed to allow traditional depository institutions to offer on-chain financial products without requiring modifications to their core banking systems. The platform architecture supports integration with existing institutional infrastructure to facilitate deposit growth through digital asset offerings.

Stable Sea is an onchain treasury and payments platform for enterprise finance operations. The platform facilitates B2B stablecoin payments across multiple jurisdictions and supports transaction sizes up to $50 million. Stable Sea Terminal, the core product, integrates bank accounts and onchain wallets through a unified interface. The system enables stablecoin transfers, tokenized money market fund investments, and institutional Bitcoin custody. The platform provides 24/7 settlement capabilities and includes automated cash sweep functionality that routes funds into yield-bearing digital assets. Key infrastructure components include custodian partnerships for asset safeguarding and integration with tokenized financial products. The system consolidates treasury operations and cash management functions within a single dashboard interface.

StableStock is a blockchain-based platform for trading tokenized real-world securities, including stocks and ETFs, settled in stablecoins. The platform issues sStocks, 1:1 tokenized representations of securities that can be minted, redeemed, and deployed in on-chain liquidity strategies and yield-bearing vault products. The architecture includes brokerage infrastructure with integrated custody, clearing, and execution functions. The platform exposes open APIs and SDKs enabling developers to build structured products and leverage markets. The system serves retail users seeking access to global equities and developers building financial primitives on blockchain infrastructure. The platform supports over 400 assets.

Stableyard is a stablecoin payment infrastructure platform that enables businesses to accept stablecoin payments across online checkout, in-store POS, and in-app surfaces through a single integration. The platform supports 60-plus fiat currencies and eight-plus blockchains, with cross-chain routing, automated settlement, compliance screening, and reconciliation built in. Merchants pay a flat 1% per transaction fee and can settle directly to a bank account or retain a stablecoin balance. Target customers include e-commerce merchants, hospitality operators, payroll processors, marketplace operators, and platforms requiring cross-border commerce capabilities. The company has received strategic backing from Movement and operates under the brand Stableyard, with a companion consumer product called Dope Pay.

Stackit is a non-custodial decentralized finance protocol deployed on the Arbitrum network that automates dollar-cost averaging into crypto assets including ETH, wBTC, LINK, UNI, AAVE, ARB, GMX, and PENDLE. Users connect a Web3 wallet and fund a plan with stablecoins (USDT, USDC, or DAI), then set a daily, weekly, or monthly purchase schedule. The smart contract executes trades without taking custody of funds. The protocol charges a one-time setup fee plus a management fee and covers gas costs for executions after plan creation. Three plan types are offered: single-asset purchases, custom basket portfolios with configurable token weightings, and community-shared allocation strategies that users can copy. The system enables self-custodied accumulation without reliance on centralized platforms.

Stacks Asia Foundation is a regional organization dedicated to expanding adoption of the Stacks Bitcoin Layer-2 protocol across Asian markets, including Korea, Hong Kong, Singapore, Japan, Southeast Asia, and the UAE. The foundation operates as a strategic component of the Stacks ecosystem, establishing partnerships and relationships to develop the Stacks L2 network within the Asia region. The organization is advised and backed by crypto-native institutional partners including DeSpread, Spartan Group, and SNZ Holding. The foundation functions as a bridge between the Stacks protocol and Asian developers, investors, and institutions, facilitating ecosystem growth and integration across these markets.

Stake DAO is a non-custodial liquid staking and liquid locker protocol deployed on Ethereum and EVM-compatible chains. The protocol converts governance tokens including CRV, BAL, PENDLE, and FXS into liquid sdToken equivalents, enabling users to maintain liquidity while retaining yield accrual and voting power associated with vote-escrowed positions. The system includes yield strategies and curated vaults that automate compounding across decentralized finance protocols. These products are designed for governance token holders seeking to optimize returns without committing assets to permanent lock periods. Stake DAO operates under governance by its native SDT token, with veSDT token holders directing protocol incentive allocation. The protocol comprises locker and strategy product components that manage user deposits and automated yield generation.

stakeFi is an institutional staking platform that enables enterprises to stake digital assets, monitor validator health, and generate yield across multiple proof-of-stake networks from a single interface. The platform supports protocols including Ethereum, Solana, Polygon, Avalanche, Hedera, Cardano, EigenLayer, Canton, Midnight, and Monad, with a curated fleet of validator nodes. It provides a dashboard for asset monitoring, reporting tools with data export, and programmatic API access for rewards and asset data. Clients include Worldpay, Paysafe, NTT Digital, MoneyGram, Hex Trust, Sygnum, Vodafone's Pairpoint, and Improbable, positioning it squarely in the institutional digital asset infrastructure space.

Stampery is a blockchain-based data certification platform that uses Bitcoin and Ethereum to provide cryptographic proof of existence, integrity, ownership, and receipt for documents, files, and communications. Its core technology, called BTA (Blockchain Timestamping Architecture), anchors SHA-256 hashes of data onto both the Bitcoin and Ethereum blockchains simultaneously, enabling independent third-party verification without reliance on a trusted intermediary. The platform targets enterprises and developers through two main products: Stamp.io, a self-service certification interface, and a public API for integrating blockchain timestamping into custom applications. Stampery also offers Trailbot, a file and log monitoring tool that detects real-time tampering. The company gained early media coverage from Forbes, TechCrunch, and CoinDesk, and integrated with the Estonian e-Residency digit

Stapleverse is a Web3 project centered on street culture and design education that uses NFTs as membership and participation tokens. The core product is the SAPIENZ NFT collection, where each token provides access to the WRKSHOP, a peer-to-peer decentralized learning community for designers and makers. SAPIENZ token holders receive Tokenbound Accounts (TBAs), which function as on-chain wallets tied to their NFT identity and enable participation in a co-creation economy with brand partners. The project is associated with Jeff Staple, founder of the Staple Pigeon streetwear brand, and is designed for a community of designers, mentors, and collaborators integrating street culture with Web3 infrastructure.

Starcoin is a Layer-1 proof-of-work blockchain operational since 2020 that implements the Move smart contract language. The network employs FlexiDAG, a directed acyclic graph block structure, and TurboSTM, a parallel transaction execution system, to increase throughput while maintaining proof-of-work security properties. The platform provides developer tools including an SDK and StarStack deployment tooling for decentralized applications built on Move. The native token STC is listed on multiple exchanges. Governance operates through an on-chain decentralized autonomous organization. The project has explored integration mechanisms with traditional capital markets entities.

Starling Labs is a fintech and Web3 development firm founded by Sarah Benson (CTO) and Dexter Biyela (CEO), operating from Chicago and South Africa. The company provides custom APIs for cryptocurrency and mobile money payment systems, smart contract auditing and design services, cryptocurrency wallet software development kits, and AI-driven automation tools for businesses in volatile or emerging markets. Its technical work includes DeFi integrations, zero-knowledge proof research, and blockchain infrastructure for financial inclusion applications such as hyperinflation-resistant payment systems. The firm serves fintech startups, fashion brands, and sustainability-focused organizations requiring Web3 and AI capabilities. Starling Labs operates across multiple cryptocurrency verticals including wallet infrastructure, smart contract development, and decentralized finance integration.