Open source focus
Open Source Alternatives to Realmx
60 open source API Platform options similar to Realmx, 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.
Komodor61Software DevelopmentTel Aviv, Israel$67.0MOpen source
Runhouse52EnterpriseSan Francisco, United States$4.9MOpen source
Bauplanlabs49MLOpsSan Francisco, United StatesOpen source
MLflow45MLOpsSeattle, United StatesOpen source · Self-hostable
Apache Airflow19MLOpsOpen source · Self-hostable
Joeyydevops19MLOpsOpen source
- MAMaige13Open Source
Open source · Self-hostable
Bayouops4Cloud InfrastructureHouston, United StatesOpen source
Temporal71Workflow AutomationSeattle, United States$134.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
Comet ML62MLOpsNew York, United States$69.8MOpen source
Spacelift61Infrastructure as CodeWarsaw, Poland$73.6MOpen source
Dash058ObservabilitySan Francisco, United States$147.2MOpen source
Stainless57Developer ToolsOpen source
Robusta Dev55DevelopmentTel Aviv, IsraelOpen source · Self-hostable
Lean54MLOpsSan Francisco, United StatesOpen source
- AGAgentDesk / BrowserTools54Recruitment Tech$17.0M
Open source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
DVC54MLOpsSan Francisco, United States$154.0MOpen source · Self-hostable
Langflow53Agentic AILisbon, PortugalOpen source · Self-hostable
Lunar.dev53EnterpriseTel Aviv, Israel$6.0MOpen source
Baz52Developer ToolsTel Aviv, Israel$8.0MOpen source
Aviator51MLOpsSan Francisco, United States$2.4MOpen source
Inngest Inc.48Developer ToolsSan Francisco, United States$5.0MOpen source
Apideck46API PlatformUnknown, UnknownOpen source
Amplication44EnterpriseTel Aviv, IsraelOpen source · Self-hostable
Code Input43Developer Tools$6.5MOpen source
Swagger24API DevelopmentSomerville, United StatesOpen source · Self-hostable
API Platform16API PlatformParis, FranceOpen source · Self-hostable
LLMStack15Agentic AIOpen source · Self-hostable
WebWright11API PlatformOpen source
Meshes7MLOpsTel Aviv, Israel$1.0MOpen source
BoringstackDeveloper ToolsOpen source · Self-hostable
LullabeastMLOpsOpen source · Self-hostable
Postman78API DevelopmentSan Francisco, United StatesOpen source
TestMu AI (Formerly LambdaTest)77MLOpsSan Francisco, United States$121Open source
Neon72DatabaseSan Francisco, United States$1.2BOpen source
Tecton, Inc.67MLOpsSan Francisco, United States$257.0MOpen source
cubic65Supply ChainTel Aviv, IsraelOpen source
Dust65Agentic AIParis, France$15.0MOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
ClearML64AutoMLTel Aviv, Israel$11.0MOpen source · Self-hostable
Domino Data Lab, Inc.63AI GovernanceNew York, United States$100.5MOpen source
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
Orkes62Artificial IntelligenceSanta Clara, USA$89.3MOpen source
Quali61EnterpriseAustin, United States$86.8MOpen source
Sourcegraph61Developer ToolsSan Francisco, United States$218.0MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Replicate60AI InfrastructureSan Francisco, United StatesOpen source
Statsig60MLOpsNew York, United States$70.0MOpen source
Metabase60Data AnalyticsSan Francisco, United States$8.0MOpen source · Self-hostable
Composio59Agentic AISan Francisco, United States$50.0MOpen source
flox58EnterpriseSan Francisco, United States$42.6MOpen source
Steel.dev58Developer ToolsTel Aviv, Israel$17.0MOpen source · Self-hostable
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
Liblab58Developer ToolsAustin, United States$42.0MOpen source · Self-hostable
Langfuse GmbH58MLOpsBerlin, Germany$2.5MOpen source
Fal58Agentic AISan Francisco, United States$182.3MOpen source
Comfy Org58AI Image Generation$30.0MOpen source
FriendliAI57AI InfrastructureRedwood City, United States$89.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Komodor | Software Development | Open source | Tel Aviv, Israel | $67.0M | 61 |
| Runhouse | Enterprise | Open source | San Francisco, United States | $4.9M | 52 |
| Bauplanlabs | MLOps | Open source | San Francisco, United States | — | 49 |
| MLflow | MLOps | Open source · Self-hostable | Seattle, United States | — | 45 |
| Apache Airflow | MLOps | Open source · Self-hostable | — | — | 19 |
| Joeyydevops | MLOps | Open source | — | — | 19 |
| MAMaige | Open Source | Open source · Self-hostable | — | — | 13 |
| Bayouops | Cloud Infrastructure | Open source | Houston, United States | — | 4 |
| Temporal | Workflow Automation | Open source | Seattle, United States | $134.0M | 71 |
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 |
| Comet ML | MLOps | Open source | New York, United States | $69.8M | 62 |
| Spacelift | Infrastructure as Code | Open source | Warsaw, Poland | $73.6M | 61 |
| Dash0 | Observability | Open source | San Francisco, United States | $147.2M | 58 |
| Stainless | Developer Tools | Open source | — | — | 57 |
| Robusta Dev | Development | Open source · Self-hostable | Tel Aviv, Israel | — | 55 |
| Lean | MLOps | Open source | San Francisco, United States | — | 54 |
| AGAgentDesk / BrowserTools | Recruitment Tech | Open source | — | $17.0M | 54 |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| DVC | MLOps | Open source · Self-hostable | San Francisco, United States | $154.0M | 54 |
| Langflow | Agentic AI | Open source · Self-hostable | Lisbon, Portugal | — | 53 |
| Lunar.dev | Enterprise | Open source | Tel Aviv, Israel | $6.0M | 53 |
| Baz | Developer Tools | Open source | Tel Aviv, Israel | $8.0M | 52 |
| Aviator | MLOps | Open source | San Francisco, United States | $2.4M | 51 |
| Inngest Inc. | Developer Tools | Open source | San Francisco, United States | $5.0M | 48 |
| Apideck | API Platform | Open source | Unknown, Unknown | — | 46 |
| Amplication | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | — | 44 |
| Code Input | Developer Tools | Open source | — | $6.5M | 43 |
| Swagger | API Development | Open source · Self-hostable | Somerville, United States | — | 24 |
| API Platform | API Platform | Open source · Self-hostable | Paris, France | — | 16 |
| LLMStack | Agentic AI | Open source · Self-hostable | — | — | 15 |
| WebWright | API Platform | Open source | — | — | 11 |
| Meshes | MLOps | Open source | Tel Aviv, Israel | $1.0M | 7 |
| Boringstack | Developer Tools | Open source · Self-hostable | — | — | — |
| Lullabeast | MLOps | Open source · Self-hostable | — | — | — |
| Postman | API Development | Open source | San Francisco, United States | — | 78 |
| TestMu AI (Formerly LambdaTest) | MLOps | Open source | San Francisco, United States | $121 | 77 |
| Neon | Database | Open source | San Francisco, United States | $1.2B | 72 |
| Tecton, Inc. | MLOps | Open source | San Francisco, United States | $257.0M | 67 |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| ClearML | AutoML | Open source · Self-hostable | Tel Aviv, Israel | $11.0M | 64 |
| Domino Data Lab, Inc. | AI Governance | Open source | New York, United States | $100.5M | 63 |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 |
| Orkes | Artificial Intelligence | Open source | Santa Clara, USA | $89.3M | 62 |
| Quali | Enterprise | Open source | Austin, United States | $86.8M | 61 |
| Sourcegraph | Developer Tools | Open source | San Francisco, United States | $218.0M | 61 |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 |
| Replicate | AI Infrastructure | Open source | San Francisco, United States | — | 60 |
| Statsig | MLOps | Open source | New York, United States | $70.0M | 60 |
| Metabase | Data Analytics | Open source · Self-hostable | San Francisco, United States | $8.0M | 60 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| flox | Enterprise | Open source | San Francisco, United States | $42.6M | 58 |
| Steel.dev | Developer Tools | Open source · Self-hostable | Tel Aviv, Israel | $17.0M | 58 |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 |
| Liblab | Developer Tools | Open source · Self-hostable | Austin, United States | $42.0M | 58 |
| Langfuse GmbH | MLOps | Open source | Berlin, Germany | $2.5M | 58 |
| Fal | Agentic AI | Open source | San Francisco, United States | $182.3M | 58 |
| Comfy Org | AI Image Generation | Open source | — | $30.0M | 58 |
| FriendliAI | AI Infrastructure | Open source | Redwood City, United States | $89.0M | 57 |