Open Source Alternatives to Atheni
60 open source Artificial Intelligence options similar to Atheni, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
WekaIO70ComputingCampbell, United States$565.0MWEKA is a data platform for AI and HPC workloads, delivering extreme performance for GPU clusters, genomics pipelines, and data-intensive applications.
Open source
Gryphon Investors40Private EquitySan Francisco, United States$63.0MA private equity firm focused on investing in and advising middle-market companies.
Open source
Fair Isaac Corporation (FICO)25Financial ServicesBozeman, United StatesA global leader in data analytics and decision management software for financial services.
Open source
Google74InternetMountain View, United States$9.1BGlobal technology leader in search, advertising, cloud, AI, and consumer electronics.
Open source
MongoDB70Big DataNew York, USA$1.5BA specialized document-oriented database platform.
Open source
FossID62SoftwareStockholm, Sweden$63.0MSoftware supply chain solutions company.
Open source
Intelligent Legal Solutions62LegalTechChicago, USA$55.9MIntelligent Legal Solutions (ILS) is a legal tech company that provides AI-powered solutions to law firms.
Open source
C3 AI62Artificial IntelligenceRedwood City, United States$1.0BProvider of enterprise artificial intelligence software and applications.
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Sysdig59CybersecuritySan Francisco, USA$608.0MReal-time AI-powered cloud defense.
Open source
NinjaOne59SoftwareAustin, United States$1.2BUnified endpoint management platform that helps IT teams automate, manage, and secure their IT infrastructure.
Open source
Axiom Quant59Artificial IntelligenceSan Francisco, United States$264.0MEnsuring the safety, security, and accuracy of AI-generated code through formal verification.
Open source
XBOW56CybersecuritySeattle, United States$215.0MLeader in autonomous offensive security, providing AI-powered penetration testing and vulnerability assessment platforms.
Open source
Tensorlake54Artificial IntelligenceSan Francisco, United States$8.0MServerless infrastructure platform for designing, building, and running durable, high-throughput AI agentic applications.
Open source
JuliaHub54Artificial IntelligenceWaltham, USA$65.0MAn agentic industrial engineering startup automating complex manufacturing processes with AI.
Open source
United Manufacturing Hub Systems54ManufacturingCologne, Germany$5.4MAn open-source data platform for manufacturers to access and structure machine data.
Open source · Self-hostable
Oumi PBC54Artificial IntelligenceSan Francisco, USA$63.0MAutomating the development of custom AI models.
Open source
Pollen Robotics52RoboticsParis, France$2.6MPioneering accessible, open-source physical robots and AI-powered application development.
Open source · Self-hostable
InsightFinder51Artificial IntelligenceSan Jose, USA$15.0MAI-powered observability platform for complex tech stacks.
Open source
Theori50CybersecurityAustin, United States$15.4MOffensive cybersecurity firm offering AI-powered static application security testing and expert security services.
Open source
- AXAxiomatic AI49Artificial IntelligenceCambridge, United States$24.0M
Creating verifiable, physics-based AI infrastructure to accelerate scientific discovery and complex engineering workflows.
Open source
RelationalAI49Artificial IntelligenceBerkeley, United States$144.5MDecision-intelligence startup focused on specialized AI models and relational knowledge graphs.
Open source
Respan49Artificial IntelligenceSan Francisco, United States$5.0MProactive AI observability platform providing a unified control plane for tracing and evaluating AI agents.
Open source
Crowdsense48EnterpriseTel Aviv, Israel$880KGenerative AI platform analyzing real-time social data for trading signals.
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Antioch47RoboticsSan Francisco, USA$8.5MSimulation tools for robot builders.
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Arduino46Open SourceSomerville, United States$54.0MOpen-source hardware and software company providing microcontrollers and kits for digital devices.
Open source · Self-hostable
Zymtrace45Artificial IntelligenceWilmington, United States$12.2MAI infrastructure optimization platform providing deep observability into GPU and CPU performance bottlenecks.
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Seldon45Artificial IntelligenceLondon, United Kingdom$63.0MThe MLOps platform for building, deploying, and managing machine learning models.
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Huper44Artificial IntelligenceSan Francisco, USA$1.5MA "Chief of Staff for the Rest of Us"
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645 Ventures43Venture CapitalNew York, USA$63.0MVenture capital firm focused on early-stage technology companies.
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BAND42Artificial IntelligenceKochav Ya'ir, Israel$17.0MInteraction infrastructure for AI agents.
Open source
KNAV35Financial ServicesAtlanta, USA$1.0MOpen source
Blackstone25Financial ServicesNew York City, United StatesWorld's largest alternative investment firm specializing in private equity, real estate, and credit solutions.
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Insightpartners23Venture CapitalGlobal software investor focused on high-growth technology and software companies.
Open source
Moltbook22Artificial IntelligenceSan Francisco, United StatesA Reddit-style social networking platform designed exclusively for autonomous AI agents to interact.
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Eurazeo21Venture CapitalParis, FranceA leading global investment company
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OpenSearch6SoftwareSeattle, USAAn open-source search and analytics suite.
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- GLGLM3Artificial IntelligenceBeijing, China
Develops and deploys large language models with a focus on efficiency and long-context capabilities.
Open source
OpenAI86Artificial IntelligenceSan Francisco, United States$190.6BOpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.
Open source
New York Life Insurance Company85InsuranceNew York, United States$4.1BA leading mutual life insurance company offering a wide range of financial security and investment solutions.
Open source
Bloomberg L.P.82FintechNew York, United States$60.1BGlobal financial, software, data, and media company providing real-time information and analytics.
Open source
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Cursor77Artificial IntelligenceSan Francisco, United States$2.9BAn AI-native code editor that helps developers write, understand, and manage code more efficiently.
Open source
NemoClaw75Artificial IntelligenceAI-native growth co-founder for SEO, offering software and services for durable organic growth.
Open source · Self-hostable
DeepL74Artificial IntelligenceCologne, Germany$300.0MAI-powered language translation and writing assistant platform delivering highly accurate translations for individuals and enterprises.
Open source
Forter74FintechNew York, United States$550.0MForter provides an AI-powered trust platform for digital commerce, preventing fraud and abuse while maximizing revenue.
Open source
Autodesk, Inc.74ArchitectureSan Francisco, United States$200.0MA global leader in 3D design, engineering, and entertainment software, driving innovation in architecture, manufacturing, and media.
Open source
Qdrant71Vector DatabaseBerlin, Germany$96.5MHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MA Mac app that combines local and cloud AI models, keeping user data on their hardware.
Open source
Ubuntu70Operating SystemsLondon, United Kingdom$63.0MA popular open-source Linux distribution.
Open source · Self-hostable
Crunchbase70DataSan Francisco, United StatesA platform providing data and insights on private and public companies, startups, and investors.
Open source
Docker70SoftwareSan Francisco, USA$105.0MDocker is a technology platform that uses OS-level virtualization to deliver software in packages called containers.
Open source
Hailo70Edge ComputingTel Aviv, Israel$425.0MHailo develops AI processors for edge devices, enabling on-device generative AI.
Open source
Plaid70FintechSan Francisco, United States$734.3MPlaid provides a data transfer network powering fintech and digital finance products.
Open source
Codeium70Artificial IntelligenceMountain View, United States$396.7MAI-powered code acceleration platform that enhances developer productivity and code quality.
Open source
Cursor (Anysphere)68Artificial IntelligenceSan Francisco, United States$4.8BCursor is an AI code editor built to make you extraordinarily productive by coding with AI.
Open source
MiniMax67Artificial IntelligenceShanghai, China$2.0BMiniMax is a leading global technology company and one of the pioneers of large language models (LLMs) in Asia, developing proprietary LLMs across various modalities.
Open source
Orion Advisor Solutions67FintechOmaha, United States$223.0MTechnology platform for financial advisors to manage client relationships and operations.
Open source
Starburst67AIBoston, United States$414.0MData platform for apps and AI, unifying distributed data for analytics and AI innovation.
Open source · Self-hostable
JetBrains66Software DevelopmentPrague, Czech RepublicJetBrains creates intelligent, productivity-enhancing software development tools for professional developers and teams worldwide.
Open source
Pinecone66AI InfrastructureSan Francisco, United States$138.0MManaged vector database for building scalable, reliable, and accurate AI applications and search.
Open source