Open Source Alternatives to Athelgard
41 open source Decentralized Identity options similar to Athelgard, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
Cardano55BlockchainA secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.
Open source · Self-hostable
DIMO59Connected VehiclesBrooklyn, United States$20.5MDIMO is a decentralized vehicle data network that empowers car owners to collect, control, and monetize their vehicle data, enabling developers to build mobility applications.
Open source
ChainSafe Systems57Web3Toronto, Canada$18.8MLeading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.
Open source · Self-hostable
Akash Network56DePINSan Francisco, United States$2.0MDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Archimedes52Fintech$7.3MOpen-source lending protocol for superior capital efficiency in Decentralized Finance (DeFi).
Open source · Self-hostable
Blockmesh Network31BlockchainIsrael, IsraelDecentralized data infrastructure and AI framework for AI training, inference, and ecosystem intelligence.
Open source · Self-hostable
Open Bitcoin Tracker23FintechA privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.
Open source · Self-hostable
Faremeter22FintechOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Manyverse21Decentralized Social NetworkManyverse is a social network client that uses a peer-to-peer protocol, allowing users to create and share content offline and without central servers.
Open source · Self-hostable
- Novapanda20Fintech
VDC verifiable delivery certificates with open protocols, open source specifications, and mock trial nodes online.
Open source
x402scan10FintechAn ecosystem explorer and analytics platform for the x402 protocol and agentic commerce.
Open source · Self-hostable
Dremio69Data LakeSanta Clara, United States$395.0MSelf-service analytics on data lakes with data warehouse functionality and data lake flexibility.
Open source · Self-hostable
YugabyteDB67DatabaseSunnyvale, United States$266.0MDistributed SQL database for cloud-native applications, offering high availability and horizontal scalability.
Open source · Self-hostable
PostgreSQL66DatabaseSanta Barbara, USAA powerful, open-source object-relational database system known for reliability and extensibility.
Open source · Self-hostable
Logz.io63EnterpriseTel Aviv, Israel$122.0MLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
Open source · Self-hostable
Nous Research63Artificial IntelligenceSan Francisco, United States$145.0MOpen-source AI research lab training decentralized large language models on Solana blockchain
Open source · Self-hostable
MariaDB61DatabaseRedwood City, United States$131.0MA cloud database company providing a unified platform for transactional, analytical, and AI workloads.
Open source · Self-hostable
Xata59DatabaseSan Francisco, United States$35.0MOpen-source Postgres platform for agent scale with copy-on-write branching.
Open source · Self-hostable
Treeverse56DataOpsTel Aviv, Israel$23.0MOpen-source data lake management platform for engineers and data scientists.
Open source · Self-hostable
Countly55AnalyticsLondon, United Kingdom$1.1MProduct analytics and customer engagement platform built on an open-source, self-hosted foundation.
Open source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesAn open-source feature store for managing and serving data for AI/ML models in production.
Open source · Self-hostable
WSO254Artificial IntelligencePalo Alto, USA$63.0MAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
CloudQuery53EnterpriseSan Francisco, United States$18.5MOpen-source data integration platform for security and infrastructure teams.
Open source · Self-hostable
DBeaver52Database ManagementPrague, Czech Republic$6.0MA universal database management tool for developers and database administrators, supporting a wide range of databases.
Open source · Self-hostable
Nextcloud52Cloud ComputingNuremberg, Germany$63.0MOpen-source, self-hosted file sync and share and collaboration platform.
Open source · Self-hostable
- Puck52Endpoint SecurityUnited States
Open-source, AI-driven endpoint investigation tool for security teams.
Open source · Self-hostable
Velum Labs49Machine LearningSan Francisco, United States$500KFirewall that controls access to information across AI and humans
Open source · Self-hostable
ORY47Identity & Access ManagementBerlin, Germany$17.0MOpen-source identity and authorization services for applications, offering composable and scalable IAM solutions.
Open source · Self-hostable
PromptQL45Artificial IntelligenceSan Francisco, United StatesAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable
Noobaa41EnterpriseSan Francisco, United States$5.0MNooBaa provides an open-source, S3-compatible object storage platform for managing data across private and public clouds.
Open source · Self-hostable
Responsive35EnterpriseSan Francisco, United StatesPlatform for developers building stateful reactive applications on the modern cloud with object store native databases.
Open source · Self-hostable
Apache CouchDB21DatabaseAn open-source, document-oriented NoSQL database implemented in Erlang, designed for reliability and seamless multi-primary synchronization.
Open source · Self-hostable
Realnas19Open SourceOpen-source Network Attached Storage (NAS) operating system based on FreeBSD, managing ZFS, SMB, NFS, users, snapshots, and boot environments.
Open source · Self-hostable
Linux Foundation15Open SourceSan Francisco, USAA non-profit technology consortium supporting the development of Linux and other open-source software projects.
Open source · Self-hostable
Openmetaverse11Metaverse InteroperabilityA non-profit organization dedicated to fostering open standards and software for a scalable, interoperable, and vendor-neutral metaverse.
Open source
Codius AI10Smart ContractsSan Francisco, United StatesAn open-source hosting protocol for smart programs and decentralized applications.
Open source
Apache Cassandra10DatabaseOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable
Off Grid9Edge AIOff Grid runs AI models directly on your phone, ensuring privacy and local processing.
Open source · Self-hostable
Signal9MessagingWashington, United StatesEnd-to-end encrypted messaging and voice calling app focused on privacy and security.
Open source
Whonix9Operating SystemA free, open-source, and hardened Linux distribution for advanced anonymity and security online.
Open source
- Hyperledger7Blockchain
An open-source collaborative effort hosted by The Linux Foundation to advance cross-industry blockchain technologies.
Open source