Crypto Companies Directory

OneBalance is a cross-chain settlement infrastructure provider that offers a unified API for executing transactions across multiple blockchains with immediate settlement, without requiring advance funding on individual chains. The platform abstracts multi-chain complexity at the settlement layer by handling routing, bridging, and transaction execution, eliminating the need for client applications to manage per-chain liquidity or gas fees. The system supports integration by exchanges, brokers, fintechs, neobanks, and institutional custodians seeking to embed crypto trading, stablecoin payments, and yield products into their services. The platform operates across 50+ blockchains and supports multiple token standards through its core API infrastructure.

Onebit Ventures is a venture investment firm that identifies and evaluates early-stage projects in blockchain-based sectors including GameFi, DeFi, NFTs, Web3 infrastructure, and metaverse applications. The firm manages a fund with a portfolio of projects across these categories. Beyond capital provision, Onebit Ventures offers portfolio companies strategic advisory services and facilitated access to a network of key opinion leaders and community participants within the blockchain sector. The firm focuses on founders developing applications and infrastructure on blockchain networks and token-based systems.

OneGate is a non-custodial blockchain wallet application built primarily for the Neo ecosystem, available on iOS, Android, and Windows. The wallet enables users to manage Neo-based assets, interact with DeFi protocols such as Flamingo Finance, browse NFT collections via GhostMarket, and connect to decentralized applications through a dAPI integration layer. It is designed for both retail users seeking self-custody of on-chain assets and developers building Neo dApps, with open-source dAPI documentation and demo repositories hosted on GitHub. Partners listed include Neo, Flamingo Finance, GhostMarket, and MegaOasis, positioning OneGate as a hub for Neo ecosystem DApp access.

Onocoy is a decentralized network for GNSS correction data sharing that uses blockchain technology to aggregate real-time positioning correction data from community-operated reference stations. Participants operate GNSS base stations connected to the network and receive ONO token rewards for streaming standardized RTCM3 correction data. Clients including autonomous drone operators, commercial robotics firms, and precision agriculture users access the network through blockchain-based micropayments. The system architecture separates hardware operation from value-added service provision, allowing third-party correction service providers to resell data streams sourced from the network.

Onyx is a modular Layer 3 blockchain constructed on Arbitrum and secured through Ethereum and Base. The network is designed to support financial-grade applications including banking, securities, and cross-border payment systems. The architecture employs a block time of 1.2 seconds and processes transactions with fees denominated in fractional units. The network is powered by Onyxcoin (XCN), an ERC-20 token on Ethereum that functions as a utility token, gas token, and governance token. A portion of transaction fees are burned through the token mechanism. XCN is distributed across multiple blockchain exchanges and maintains a total supply of 48 billion tokens.

OPAGO is a digital asset infrastructure provider offering payment processing and compliance services to financial institutions and enterprises. The payment product processes transactions across Bitcoin, the Lightning Network, and stablecoins, incorporating volatility protection mechanisms and enabling instant settlement. The compliance product automates anti-money laundering, know-your-customer, know-your-business, and know-your-applicant workflows through real-time wallet and transaction monitoring. The platform is designed to operate within the EU Markets in Crypto-Assets Regulation framework, supporting regulatory passporting across EU member states. Integration with existing enterprise resource planning and accounting systems is provided through a unified application programming interface dashboard.

OpenAssets develops open standards and infrastructure for tokenizing real-world assets and issuing digital currencies, serving capital markets participants implementing blockchain-based settlement systems. The organization offers three primary product categories: an asset tokenization platform, loyalty program solutions, and digital asset services designed for government use. These offerings are unified under the Open Standard for Assets framework. The platform integrates with oracle providers and blockchain networks including Chainlink, Sui, and Avalanche. The organization maintains partnerships with institutional entities including Tether, Nubank, Itau, and Bitfinex. OpenAssets operates the 3F Consortium, a standards body established to coordinate interoperability across tokenized asset ecosystems.

OpenBrick is a regulated digital platform for the issuance, management, and trading of tokenized real estate securities. The platform employs blockchain and distributed ledger technology to process capital markets operations for real estate sponsors, investors, and distributors. It provides advisory, market, and solutions services to institutional and retail participants. The system enables tokenization of real estate assets, creating digital representations of securities that can be traded on the platform. Core components include issuance mechanisms for creating tokenized securities, management tools for ongoing administration, and trading infrastructure for secondary market transactions. The architecture integrates distributed ledger technology to support transparency and settlement processes. Participants access the platform to obtain real estate investment exposure through tokenized securities rather than traditional structures.

Open Forest Protocol is a blockchain-based carbon credit platform focused on forest restoration, providing tools for project registration, monitoring, verification, and issuance of digitally-native carbon credits using an Afforestation/Reforestation methodology. The protocol runs on the NEAR blockchain and combines on-chain data recording with remote sensing and validator networks to deliver transparent, auditable carbon credit provenance. Its three main user groups are forest project developers seeking carbon credit issuance, carbon credit buyers seeking verifiable offsets, and third-party validators who audit project data. Partners and backers include NEAR Foundation, Mercy Corps, and Banco Itau, among others, indicating traction across both the crypto and environmental finance sectors.

OpenMatter Network is a compute infrastructure platform designed to enable confidential and verifiable computation using post-quantum cryptography, multiparty computation (MPC), and zero-knowledge proofs. The platform's core mechanism, Masked Computing, processes sensitive data in encrypted or secret-shared form, ensuring raw inputs remain under the data owner's control and are not transmitted unencrypted. The platform comprises three primary products: a Masked Computing network for confidential computation operations, Datavizor for collaborative data workflows, and MatterML, an API and SDK for privacy-preserving machine learning applications. The system operates as a token-based network with resource providers contributing computational capacity. The architecture is positioned for enterprise and developer use cases requiring auditable privacy in computation at scale.

OpenRelay (ORBS) builds open-source Web3 infrastructure focused on Ethereum and IPFS. Its flagship product, Rivet, is a cloud-based Ethereum API service designed for developers building and deploying decentralized applications, emphasizing usability and documentation. The company also maintains PluGeth, a plugin-based fork of the official Go Ethereum (geth) client, and Cardinal, a modular EVM implementation that strips out peer-to-peer and consensus layers for specialized use cases. The project raised a $1.5M seed round in December 2021 and positions itself as a provider of foundational, open-source blockchain infrastructure.

OpenSats is a U.S.-based 501(c)(3) public charity that provides grant funding to free and open-source software contributors working on Bitcoin, the Nostr protocol, and freedom-tech projects. The organization operates with a nine-person board that makes funding decisions collectively and maintains a strict separation between its general donation fund and operations budget, ensuring donor contributions flow directly to grantees. The organization disburses funds in both USD and bitcoin satoshis to open-source developers and projects seeking sustainable, non-commercial funding for Bitcoin infrastructure, privacy tools, and decentralized communication protocols.

OpenSocial Protocol is a decentralized social networking platform built on the Base blockchain. The system enables users to trade creator tokens called Keys and maintain NFT-based profiles. The platform includes token-gated chat rooms and content monetization mechanisms. Core features combine social finance mechanics with decentralized finance functionality, including staking and revenue sharing. The protocol implements an auto-burn deflationary token model for its native token. The platform supports cross-chain interactions and allows users to mint NFTs for posts and short-form video content. The system is accessible through iOS, Android, Windows, and Progressive Web App interfaces. OpenSocial Protocol is positioned as a SocialFi product associated with EVG (Evergreen) and is designed to enable on-chain social interactions and digital identity ownership.

OpenStamp is a platform built on the Bitcoin STAMP Protocol that provides minting, marketplace trading, and exploration functionality for Bitcoin Stamps. Bitcoin Stamps are a method of permanently inscribing data on the Bitcoin blockchain through unspendable UTXOs. The platform includes a launchpad for token launches, a prediction market component, and cross-chain functionality via LeapX. Core features serve both collectors and creators working with Bitcoin-native digital assets. The architecture comprises tools for asset creation, secondary market trading, and blockchain exploration. The system operates as an infrastructure layer for the STAMP Protocol community, enabling users to mint new stamps, trade existing assets on the integrated marketplace, and access cross-chain interoperability features.

OpenTrade is a stablecoin yield infrastructure platform that provides B2B API-driven integration services enabling financial technology companies and financial services providers to offer yield-bearing stablecoin products to end customers. The platform connects stablecoins to real-world asset yield sources, including tokenized money-market instruments and short-duration fixed-income products. The system is designed to allow fintech companies, neobanks, and payment platforms to embed stablecoin yield features without independently developing compliance and treasury infrastructure. The platform architecture includes compliance mechanisms and treasury management components necessary for regulated stablecoin yield offerings. OpenTrade has published research on stablecoin adoption in emerging markets, particularly in Latin America.

OpenVASP Association is a Swiss non-profit organization based in Zug that develops open standards and tooling for Virtual Asset Service Providers (VASPs) to implement FATF Travel Rule compliance. The organization's primary technical output is the Travel Rule Protocol (TRP), an open messaging standard enabling peer-to-peer exchange of originator and beneficiary information between VASPs. Supporting infrastructure includes an IVMS101 data validator for information format validation, a Travel Address encoder/decoder for address standardization, and interoperability testing resources maintained on GitLab. The association's membership comprises crypto compliance professionals, exchanges, and regulated crypto businesses collaborating through working groups to establish vendor-neutral, standardized approaches to Travel Rule implementation.

OpenxAI is a permissionless protocol deployed on the Base blockchain that provides infrastructure for building, training, hosting, and commercializing AI models and agents on-chain. The system comprises three primary components: X Engine, a decentralized compute layer that provides GPU-backed resources for model training and hosting; X Studio, a web console for deploying and managing AI applications; and a peer-to-peer service layer that facilitates direct AI service transactions without intermediaries. The protocol tokenizes compute resources as liquid assets called tGPUs and enables on-chain payments, royalties, and revenue-sharing mechanisms for AI services. The system is designed for developers, AI builders, and enterprises and operates with a native token, OPENX, on the Base blockchain.

OpenZK is an Ethereum Layer 2 network that uses zero-knowledge rollup technology to process transactions. The system integrates transaction scaling with staking functionality within a single platform. Users can deposit ETH through a cross-chain bridge, with deposited funds automatically staked and restaked on the Ethereum mainnet. The network also supports liquid restaking and stablecoin staking. Staking rewards are returned to users alongside Layer 2 transaction processing. OpenZK provides an Ethereum-compatible execution environment for smart contracts and applications, supporting decentralized finance, real-world asset applications, and trading use cases. The protocol has undergone security audits by Hashlock and CertiK.

Orange Financial is a yield aggregator protocol that accepts USDC deposits into time-locked vaults. The vaults are actively managed to deploy capital across liquidity pools on multiple blockchains, including Ethereum, Polygon, Arbitrum, and Binance Smart Chain. Vault participants receive stablecoin rewards distributed in USDC on a monthly basis. Lock duration affects reward distribution, with longer commitment periods receiving proportionally larger shares of generated returns. Users access a dashboard interface to monitor vault positions, track accrued rewards, and view withdrawal schedules. The protocol is designed to provide single-asset USDC exposure to diversified yield farming strategies without requiring direct position management by participants.

OriginTrail is a decentralized knowledge graph protocol designed to enable verifiable, structured data sharing across multiple blockchain networks. The system integrates symbolic AI with large language models to support trustworthy AI applications. The core component, the Decentralized Knowledge Graph, allows organizations to publish, discover, and connect data assets on-chain while preserving data provenance and integrity throughout the process. The platform architecture operates in a blockchain-agnostic manner with integrations across multiple chains, including Polkadot. The network functions as a permissionless system where node operators are incentivized through a native utility token called TRAC. The protocol has been implemented in supply chain traceability, healthcare, transportation, and content verification applications.

Oro is a regulated protocol that issues GOLD, a digital token backed 1:1 by physical gold certified by the London Bullion Market Association and UAE authorities. The gold is held in custodian vaults operated by tier-1 providers. The protocol enables token holders to maintain positions in vaulted gold, participate in yield-generating mechanisms, borrow against gold collateral under specified terms, and redeem tokens for physical gold delivery. Reserve verification is conducted monthly by an independent auditor. The legal structure incorporates bankruptcy-remote provisions to segregate user assets from platform liabilities. The protocol serves both retail and institutional participants and operates within the real-world asset tokenization category.

Osero is a stablecoin yield infrastructure platform built on the Sky ecosystem. It provides two primary products: Osero Earn, a software development kit enabling developers to integrate stablecoin savings functionality into applications using the Sky Savings Rate (sUSDS), and Osero Foundry, a toolkit for tokenizing, deploying, and managing institutional assets through the Sky Agent Network. The platform is designed for fintech developers, neobanks, and institutional entities that require stablecoin yield integration without developing their own decentralized finance infrastructure. Osero operates as an ecosystem agent within the Sky network and is incubated by Stablewatch.

OShield is a smart contract security firm that provides audits, penetration testing, reverse engineering, and code analysis services for blockchain protocols. The firm operates primarily within the Solana ecosystem and serves DeFi protocols, NFT platforms, and Web3 infrastructure projects. Its methodology includes simulated attack scenarios, code deconstruction, and architecture reviews to identify vulnerabilities. The firm's service offerings cover both pre-launch and ongoing security assessments for client projects.

Oswap.io is a non-custodial decentralized exchange built on the Obyte DAG-based blockchain, offering token swaps, liquidity pools, and leveraged trading without liquidations. The protocol uses an automated market maker model and issues its own OSWAP governance and utility token. It targets DeFi users within the Obyte ecosystem who seek yield as liquidity providers or wish to take leveraged positions without the risk of forced liquidations typical of collateralized lending protocols. The platform is self-described as in beta and operates without KYC requirements, making it accessible to users who prefer non-custodial, permissionless trading.