Open source focus
Open Source Alternatives to Apispace
60 open source API Platform options similar to Apispace, 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.
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
StartupHub.ai17AI Search EngineTel Aviv, IsraelOpen source
Batchfoundry5AI InfrastructureOpen source
Coworker.aiHR TechOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Fal58Agentic AISan Francisco, United States$182.3MOpen source
Toolbase54Developer ToolsSan Francisco, United StatesOpen source
Co Build42AI Collaboration Tools$8.5MOpen source
ScaleKit42MLOpsSan Francisco, United States$5.5MOpen source
Neptune39MLOpsNew York, United States$11.0MOpen source
Opactor33Agentic AISan Francisco, United StatesOpen source
Reshuffle30Agentic AISan Francisco, United StatesOpen source
AIMLAPI26API PlatformTallinn, EstoniaOpen source
Joeyydevops20MLOpsOpen source
- BABabyAGI18Agentic AI
Open source · Self-hostable
MCP.so10Developer ToolsOpen source · Self-hostable
kuafuai8Agentic AIBeijing, ChinaOpen source
- GEGeniA6Agentic AI
Open source · Self-hostable
AntesisFoundation ModelOpen source
MondonFoundation ModelOpen source
SivdevAgentic AIOpen source
SparklaAI InfrastructureOpen source
Off GridEdge AIOpen source · Self-hostable
VectorieAI InfrastructureOpen source
CrisopeyaFoundation ModelOpen source
CitalaAI InfrastructureOpen source
EyrusAI InfrastructureOpen source
TieroFoundation ModelOpen source
HooyooAI SolutionsOpen source
OstensaFoundation ModelOpen source
Kairos6AI AgentOpen source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Netlify69Cloud ComputingSan Francisco, United States$202.1MOpen source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
Dust65Agentic AIParis, France$15.0MOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
RadixArk62Artificial IntelligencePalo Alto, USA$20.0MOpen source
fal AI61Generative AISan Francisco, United States$20.0MOpen source
Weaviate60Vector DatabaseAmsterdam, NetherlandsOpen source
Replicate60AI InfrastructureSan Francisco, United StatesOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
Comfy Org58AI Image Generation$30.0MOpen source
xpander.ai57Artificial IntelligenceTel Aviv, Israel$3.0MOpen source
FriendliAI57AI InfrastructureRedwood City, United States$89.0MOpen source
CHAI: AI Platform56AI InfrastructurePalo Alto, United States$3.7MOpen source
Blaxel56Agentic AISan Francisco, United States$14.6MOpen source
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
Ann Education55Education$1.0MOpen source
LightningAI55AI InfrastructureSan Francisco, United StatesOpen source
Mem054Agentic AISan Francisco, United States$24.0MOpen source · Self-hostable
Merge Labs54Agentic AISan Francisco, United States$24.0MOpen source
Feast AI54MLOpsSan Francisco, United StatesOpen source · Self-hostable
- HYHyphen AI54AI InfrastructureSeattle, United States$36.5M
Open source
MosaicML (now Databricks)54Foundation ModelSan Francisco, United States$3.0BOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 | |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 | |
| StartupHub.ai | AI Search Engine | Open source | Tel Aviv, Israel | — | 17 | |
| Batchfoundry | AI Infrastructure | Open source | — | — | 5 | |
| Coworker.ai | HR Tech | Open source | — | — | — | |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 | |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 | |
| Fal | Agentic AI | Open source | San Francisco, United States | $182.3M | 58 | |
| Toolbase | Developer Tools | Open source | San Francisco, United States | — | 54 | |
| Co Build | AI Collaboration Tools | Open source | — | $8.5M | 42 | |
| ScaleKit | MLOps | Open source | San Francisco, United States | $5.5M | 42 | |
| Neptune | MLOps | Open source | New York, United States | $11.0M | 39 | |
| Opactor | Agentic AI | Open source | San Francisco, United States | — | 33 | |
| Reshuffle | Agentic AI | Open source | San Francisco, United States | — | 30 | |
| AIMLAPI | API Platform | Open source | Tallinn, Estonia | — | 26 | |
| Joeyydevops | MLOps | Open source | — | — | 20 | |
| BABabyAGI | Agentic AI | Open source · Self-hostable | — | — | 18 | |
| MCP.so | Developer Tools | Open source · Self-hostable | — | — | 10 | |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 | |
| GEGeniA | Agentic AI | Open source · Self-hostable | — | — | 6 | |
| Antesis | Foundation Model | Open source | — | — | — | |
| Mondon | Foundation Model | Open source | — | — | — | |
| Sivdev | Agentic AI | Open source | — | — | — | |
| Sparkla | AI Infrastructure | Open source | — | — | — | |
| Off Grid | Edge AI | Open source · Self-hostable | — | — | — | |
| Vectorie | AI Infrastructure | Open source | — | — | — | |
| Crisopeya | Foundation Model | Open source | — | — | — | |
| Citala | AI Infrastructure | Open source | — | — | — | |
| Eyrus | AI Infrastructure | Open source | — | — | — | |
| Tiero | Foundation Model | Open source | — | — | — | |
| Hooyoo | AI Solutions | Open source | — | — | — | |
| Ostensa | Foundation Model | Open source | — | — | — | |
| Kairos6 | AI Agent | Open source | — | — | — | |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 | |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 | |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| Netlify | Cloud Computing | Open source | San Francisco, United States | $202.1M | 69 | |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 | |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 | |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 | |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 | |
| RadixArk | Artificial Intelligence | Open source | Palo Alto, USA | $20.0M | 62 | |
| fal AI | Generative AI | Open source | San Francisco, United States | $20.0M | 61 | |
| Weaviate | Vector Database | Open source | Amsterdam, Netherlands | — | 60 | |
| Replicate | AI Infrastructure | Open source | San Francisco, United States | — | 60 | |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 | |
| Comfy Org | AI Image Generation | Open source | — | $30.0M | 58 | |
| xpander.ai | Artificial Intelligence | Open source | Tel Aviv, Israel | $3.0M | 57 | |
| FriendliAI | AI Infrastructure | Open source | Redwood City, United States | $89.0M | 57 | |
| CHAI: AI Platform | AI Infrastructure | Open source | Palo Alto, United States | $3.7M | 56 | |
| Blaxel | Agentic AI | Open source | San Francisco, United States | $14.6M | 56 | |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 | |
| Ann Education | Education | Open source | — | $1.0M | 55 | |
| LightningAI | AI Infrastructure | Open source | San Francisco, United States | — | 55 | |
| Mem0 | Agentic AI | Open source · Self-hostable | San Francisco, United States | $24.0M | 54 | |
| Merge Labs | Agentic AI | Open source | San Francisco, United States | $24.0M | 54 | |
| Feast AI | MLOps | Open source · Self-hostable | San Francisco, United States | — | 54 | |
| HYHyphen AI | AI Infrastructure | Open source | Seattle, United States | $36.5M | 54 | |
| MosaicML (now Databricks) | Foundation Model | Open source | San Francisco, United States | $3.0B | 54 |