Open source focus
Open Source Alternatives to Rainbow
60 open source Fintech options similar to Rainbow, 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.
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
giniX54Generative AITel Aviv, IsraelOpen source
Upsonic19Developer ToolsLondon, United KingdomOpen source · Self-hostable
Kairos6AI AgentOpen source
LiansAgentic AIOpen source
Forter85FintechNew York, United States$550.0MOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Hightouch70Customer Data PlatformSan Francisco, United States$322.0MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
KNIME62Data Science PlatformZurich, Switzerland$30.0MOpen source
Viktor62Artificial IntelligenceWarsaw, Poland$64.7MOpen source
Fiddler Labs, Inc.62MLOpsMountain View, United States$39.0MOpen source
Holistic AI61AI GovernanceLondon, United Kingdom$335.0MOpen source
MetricStream61Governance, Risk, and Compliance (GRC)San Jose, United States$65.0MOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Dataiku60Artificial IntelligenceNew York, United States$200.0MOpen source
Agency58Agentic AISan Francisco, United States$20.0MOpen source
Prior Labs56Foundation ModelFreiburg, Germany$9.3MOpen source
Orqai55Agentic AIAmsterdam, Netherlands$40.0MOpen source
pleias55AI InfrastructureParis, FranceOpen source
Nacre AI54Agentic AIהרצליה, IsraelOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Aviro52Agentic AISan Francisco, United States$500KOpen source
Emergence AI48Agentic AISan Francisco, United StatesOpen source
Outlit45Agentic AI$500KOpen source
Stably AI45Agentic AITel Aviv, IsraelOpen source
Nex AI45Agentic AISan Francisco, United StatesOpen source
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Base4444No CodeTel Aviv, IsraelOpen source
Microsoft43Operating SystemRedmond, United StatesOpen source
Orq.ai41Agentic AIAmsterdam, Netherlands$8.9MOpen source
Behrings40Agentic AISan Francisco, United StatesOpen source
Zynk36Agentic AILondon, United Kingdom$110.0MOpen source
TandemTrace35Agentic AIOpen source
Astrasafe35AI GovernanceTel Aviv, Israel$1.5MOpen source
Skyridge Systems34Agentic AISan Francisco, United StatesOpen source
- Adamczyk34Agentic AISan Francisco, United States$1.0M
Open source
Qualifire32Generative AIOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
- Svitch26AI GovernanceSan Francisco, United States
Open source
Vibranium Dome23AI AgentsOpen source · Self-hostable
- Arkano21Agentic AITel Aviv, Israel
Open source
- AGAgent4Rec20Agentic AI
Open source
Outshift19Agentic AIOpen source · Self-hostable
Hycos AI15EnterpriseOpen source
Etherwaves AI14Conversational AIOpen source
Marssian14FintechTel Aviv, IsraelOpen source
Ssbs14Agentic AIOpen source
Orminel14FintechOpen source
- syonix.ai11Agentic AIפרדסיה, Israel
Open source
- XMxMemory10Artificial IntelligenceLondon, United Kingdom
Open source
Ardeiro8Agentic AIOpen source
- HUHumanSignal7Agentic AI
Open source · Self-hostable
Agent Hustle7FintechTel Aviv, IsraelOpen source
Forgemesh6API PlatformSan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 | |
| giniX | Generative AI | Open source | Tel Aviv, Israel | — | 54 | |
| Upsonic | Developer Tools | Open source · Self-hostable | London, United Kingdom | — | 19 | |
| Kairos6 | AI Agent | Open source | — | — | — | |
| Lians | Agentic AI | Open source | — | — | — | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Databricks | Data Analytics | Open source · Self-hostable | San Francisco, United States | $31.7B | 82 | |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 | |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 | |
| Hightouch | Customer Data Platform | Open source | San Francisco, United States | $322.0M | 70 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 | |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 | |
| KNIME | Data Science Platform | Open source | Zurich, Switzerland | $30.0M | 62 | |
| Viktor | Artificial Intelligence | Open source | Warsaw, Poland | $64.7M | 62 | |
| Fiddler Labs, Inc. | MLOps | Open source | Mountain View, United States | $39.0M | 62 | |
| Holistic AI | AI Governance | Open source | London, United Kingdom | $335.0M | 61 | |
| MetricStream | Governance, Risk, and Compliance (GRC) | Open source | San Jose, United States | $65.0M | 61 | |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 | |
| Dataiku | Artificial Intelligence | Open source | New York, United States | $200.0M | 60 | |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 | |
| Prior Labs | Foundation Model | Open source | Freiburg, Germany | $9.3M | 56 | |
| Orqai | Agentic AI | Open source | Amsterdam, Netherlands | $40.0M | 55 | |
| pleias | AI Infrastructure | Open source | Paris, France | — | 55 | |
| Nacre AI | Agentic AI | Open source | הרצליה, Israel | — | 54 | |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 | |
| Aviro | Agentic AI | Open source | San Francisco, United States | $500K | 52 | |
| Emergence AI | Agentic AI | Open source | San Francisco, United States | — | 48 | |
| Outlit | Agentic AI | Open source | — | $500K | 45 | |
| Stably AI | Agentic AI | Open source | Tel Aviv, Israel | — | 45 | |
| Nex AI | Agentic AI | Open source | San Francisco, United States | — | 45 | |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 | |
| Base44 | No Code | Open source | Tel Aviv, Israel | — | 44 | |
| Microsoft | Operating System | Open source | Redmond, United States | — | 43 | |
| Orq.ai | Agentic AI | Open source | Amsterdam, Netherlands | $8.9M | 41 | |
| Behrings | Agentic AI | Open source | San Francisco, United States | — | 40 | |
| Zynk | Agentic AI | Open source | London, United Kingdom | $110.0M | 36 | |
| TandemTrace | Agentic AI | Open source | — | — | 35 | |
| Astrasafe | AI Governance | Open source | Tel Aviv, Israel | $1.5M | 35 | |
| Skyridge Systems | Agentic AI | Open source | San Francisco, United States | — | 34 | |
| Agentic AI | Open source | San Francisco, United States | $1.0M | 34 | ||
| Qualifire | Generative AI | Open source | — | — | 32 | |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 | |
| AI Governance | Open source | San Francisco, United States | — | 26 | ||
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 | |
| Agentic AI | Open source | Tel Aviv, Israel | — | 21 | ||
| AGAgent4Rec | Agentic AI | Open source | — | — | 20 | |
| Outshift | Agentic AI | Open source · Self-hostable | — | — | 19 | |
| Hycos AI | Enterprise | Open source | — | — | 15 | |
| Etherwaves AI | Conversational AI | Open source | — | — | 14 | |
| Marssian | Fintech | Open source | Tel Aviv, Israel | — | 14 | |
| Ssbs | Agentic AI | Open source | — | — | 14 | |
| Orminel | Fintech | Open source | — | — | 14 | |
| Agentic AI | Open source | פרדסיה, Israel | — | 11 | ||
| XMxMemory | Artificial Intelligence | Open source | London, United Kingdom | — | 10 | |
| Ardeiro | Agentic AI | Open source | — | — | 8 | |
| HUHumanSignal | Agentic AI | Open source · Self-hostable | — | — | 7 | |
| Agent Hustle | Fintech | Open source | Tel Aviv, Israel | — | 7 | |
| Forgemesh | API Platform | Open source | San Francisco, United States | — | 6 |