Open source focus
Open Source Alternatives to SideKit
60 open source API options similar to SideKit, 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.
VAST Data85StorageNew York, United States$881.0MOpen source
SUSE70Cloud ComputingLuxembourg City, Luxembourg$4.9BOpen source · Self-hostable
Percepto67DronesTel Aviv, Israel$136.8MOpen source
Cockroach Labs65EnterpriseNew York, United States$308.1MOpen source
DragonflyDB62DatabaseTel Aviv, Israel$21.0MOpen source · Self-hostable
Oxide Computer55EnterpriseSan Francisco, United States$200.0MOpen source
FalkorDB55EnterpriseTel Aviv, Israel$3.0MOpen source
Bluebricks55EnterpriseSan Francisco, United States$4.5MOpen source
WireMock54Enterprise$6.5MOpen source · Self-hostable
Svix53EnterpriseSan Francisco, United States$2.6MOpen source
Lunar.dev53EnterpriseTel Aviv, Israel$6.0MOpen source
Monad50BlockchainNew York, United States$259.0MOpen source
Kong50API ManagementSan Francisco, United States$511.0MOpen source · Self-hostable
Kima50BlockchainTel Aviv, Israel$6.7MOpen source
timbr.ai39Knowledge GraphsTel Aviv, IsraelOpen source
Nexspence9Open SourceOpen source · Self-hostable
Forgemesh6API PlatformSan Francisco, United StatesOpen source
RealnasOpen SourceFremont, United StatesOpen source · Self-hostable
New Relic85Enterprise SoftwareSan Francisco, United States$7.2BOpen source
Forter85FintechNew York, United States$550.0MOpen source
Ubuntu85Operating SystemsLondon, United Kingdom$63.0MOpen source · Self-hostable
Cvent85Event Management SoftwareTysons, United States$232.0MOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
Wix85WebsiteTel Aviv, Israel$1.3BOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Polygon81BlockchainMumbai, India$400.0MOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Postman78API DevelopmentSan Francisco, United StatesOpen source
TestMu AI (Formerly LambdaTest)77MLOpsSan Francisco, United States$121Open source
Alchemy76BlockchainSan Francisco, United States$450.0MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Redis75DatabaseSan Francisco, United States$906.8MOpen source · Self-hostable
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
Scandit75Computer VisionZurich, Switzerland$267.5MOpen source
Vanta75CybersecuritySan Francisco, United States$154.0MOpen source
ShiftMed74HealthTechRockville, United States$292.0MOpen source
- BABackblaze73SaaSSan Mateo, United States$13.0M
Open source
StarkWare73BlockchainTel Aviv, Israel$180.0MOpen source
Temporal71Workflow AutomationSeattle, United States$134.0MOpen source
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
InstaDeep71Decision-Making AITunis, Tunisia$177.0MOpen source
Birdeye70Reputation ManagementPalo Alto, United States$85.0MOpen source
Jitterbit70iPaaSOakland, United States$103.0MOpen source
WekaIO70ComputingCampbell, United States$565.0MOpen source
Hightouch70Customer Data PlatformSan Francisco, United States$322.0MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Quantum Machines69Quantum ComputingTel Aviv, Israel$293.0MOpen source
QuickNode69BlockchainMiami, United States$95.0MOpen source
SafeBreach69EnterpriseTel Aviv, Israel$140.5MOpen source
- UPUpvest69FintechBerlin, Germany$392.0M
Open source
Teleport69CybersecurityOakland, United States$190.0MOpen source
Quickbase69Work ManagementWaltham, United States$1.0BOpen source
Talon Cyber Security69EnterpriseNew York, United States$126.0MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
Posit68Data Science PlatformBoston, United States$169.9MOpen source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| VAST Data | Storage | Open source | New York, United States | $881.0M | 85 | |
| SUSE | Cloud Computing | Open source · Self-hostable | Luxembourg City, Luxembourg | $4.9B | 70 | |
| Percepto | Drones | Open source | Tel Aviv, Israel | $136.8M | 67 | |
| Cockroach Labs | Enterprise | Open source | New York, United States | $308.1M | 65 | |
| DragonflyDB | Database | Open source · Self-hostable | Tel Aviv, Israel | $21.0M | 62 | |
| Oxide Computer | Enterprise | Open source | San Francisco, United States | $200.0M | 55 | |
| FalkorDB | Enterprise | Open source | Tel Aviv, Israel | $3.0M | 55 | |
| Bluebricks | Enterprise | Open source | San Francisco, United States | $4.5M | 55 | |
| WireMock | Enterprise | Open source · Self-hostable | — | $6.5M | 54 | |
| Svix | Enterprise | Open source | San Francisco, United States | $2.6M | 53 | |
| Lunar.dev | Enterprise | Open source | Tel Aviv, Israel | $6.0M | 53 | |
| Monad | Blockchain | Open source | New York, United States | $259.0M | 50 | |
| Kong | API Management | Open source · Self-hostable | San Francisco, United States | $511.0M | 50 | |
| Kima | Blockchain | Open source | Tel Aviv, Israel | $6.7M | 50 | |
| timbr.ai | Knowledge Graphs | Open source | Tel Aviv, Israel | — | 39 | |
| Nexspence | Open Source | Open source · Self-hostable | — | — | 9 | |
| Forgemesh | API Platform | Open source | San Francisco, United States | — | 6 | |
| Realnas | Open Source | Open source · Self-hostable | Fremont, United States | — | — | |
| New Relic | Enterprise Software | Open source | San Francisco, United States | $7.2B | 85 | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| Ubuntu | Operating Systems | Open source · Self-hostable | London, United Kingdom | $63.0M | 85 | |
| Cvent | Event Management Software | Open source | Tysons, United States | $232.0M | 85 | |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 | |
| Wix | Website | Open source | Tel Aviv, Israel | $1.3B | 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 | |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 | |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 | |
| Polygon | Blockchain | Open source | Mumbai, India | $400.0M | 81 | |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 | |
| Postman | API Development | Open source | San Francisco, United States | — | 78 | |
| TestMu AI (Formerly LambdaTest) | MLOps | Open source | San Francisco, United States | $121 | 77 | |
| Alchemy | Blockchain | Open source | San Francisco, United States | $450.0M | 76 | |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 | |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 | |
| Redis | Database | Open source · Self-hostable | San Francisco, United States | $906.8M | 75 | |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 | |
| Scandit | Computer Vision | Open source | Zurich, Switzerland | $267.5M | 75 | |
| Vanta | Cybersecurity | Open source | San Francisco, United States | $154.0M | 75 | |
| ShiftMed | HealthTech | Open source | Rockville, United States | $292.0M | 74 | |
| BABackblaze | SaaS | Open source | San Mateo, United States | $13.0M | 73 | |
| StarkWare | Blockchain | Open source | Tel Aviv, Israel | $180.0M | 73 | |
| Temporal | Workflow Automation | Open source | Seattle, United States | $134.0M | 71 | |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 | |
| InstaDeep | Decision-Making AI | Open source | Tunis, Tunisia | $177.0M | 71 | |
| Birdeye | Reputation Management | Open source | Palo Alto, United States | $85.0M | 70 | |
| Jitterbit | iPaaS | Open source | Oakland, United States | $103.0M | 70 | |
| WekaIO | Computing | Open source | Campbell, United States | $565.0M | 70 | |
| Hightouch | Customer Data Platform | Open source | San Francisco, United States | $322.0M | 70 | |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 | |
| Quantum Machines | Quantum Computing | Open source | Tel Aviv, Israel | $293.0M | 69 | |
| QuickNode | Blockchain | Open source | Miami, United States | $95.0M | 69 | |
| SafeBreach | Enterprise | Open source | Tel Aviv, Israel | $140.5M | 69 | |
| UPUpvest | Fintech | Open source | Berlin, Germany | $392.0M | 69 | |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 | |
| Quickbase | Work Management | Open source | Waltham, United States | $1.0B | 69 | |
| Talon Cyber Security | Enterprise | Open source | New York, United States | $126.0M | 69 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 | |
| Posit | Data Science Platform | Open source · Self-hostable | Boston, United States | $169.9M | 68 |