Open source focus
Open Source Alternatives to Devln
60 open source Developer Tools options similar to Devln, 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.
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
ReactJS TemplatesWeb DevelopmentOpen source · Self-hostable
esbuild14Developer ToolsOpen source · Self-hostable
BoringstackDeveloper ToolsOpen source · Self-hostable
Automattic71Web DevelopmentSan Francisco, United States$300.0MOpen source · Self-hostable
Netlify69Cloud ComputingSan Francisco, United States$202.1MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
- STStackBlitz62Developer ToolsBerlin, Germany$113.4M
Open source
Applitools61EnterpriseSan Mateo, United States$41.5MOpen source
TanStack50Software DevelopmentSan Francisco, Canada$1.0MOpen source · Self-hostable
Assistant-ui43AI Chat InterfaceSan Francisco, United States$500KOpen source · Self-hostable
Strattic40WebsiteTel Aviv, Israel$6.5MOpen source
Glitch37Developer ToolsNew York, United StatesOpen source · Self-hostable
Firebase33Mobile DevelopmentSan Francisco, United States$5.0MOpen source
Webpack29Developer ToolsOpen source · Self-hostable
Pretext25Web DevelopmentOpen source · Self-hostable
- BRBrowserTools12Developer Tools
Open source
- BIBit11EnterpriseTel Aviv, Israel
Open source · Self-hostable
WebDriverIO10Developer ToolsOpen source · Self-hostable
vxtwitter.com10Web DevelopmentSan Francisco, United StatesOpen source · Self-hostable
fixupx.com10Web DevelopmentSan Francisco, United StatesOpen source · Self-hostable
TestCafe7Developer ToolsOpen source · Self-hostable
CadenceosOperating SystemOpen source · Self-hostable
OjaxWeb DevelopmentOpen source
PortacleDeveloper ToolsOpen source
SettlegateWeb DevelopmentOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
New Relic85Enterprise SoftwareSan Francisco, United States$7.2BOpen source
Snyk85AI Coding AssistantBoston, United States$488.5MOpen source · Self-hostable
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Polygon81BlockchainMumbai, India$400.0MOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
- GRGrafana Labs80ObservabilityNew York, United States
Open source · Self-hostable
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
Postman78API DevelopmentSan Francisco, United StatesOpen source
TestMu AI (Formerly LambdaTest)77MLOpsSan Francisco, United States$121Open source
Cursor (Anysphere)77Artificial IntelligenceSan Francisco, United States$4.8BOpen source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Algolia75Search TechnologySan Francisco, United States$334.2MOpen source
Mastra75Agentic AISan Francisco, United States$35.5MOpen source · Self-hostable
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Grafana Cloud74ObservabilityNew York, United States$2.1BOpen source · Self-hostable
Tailscale74CybersecuritySan Francisco, United States$505.0MOpen source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
Neon72DatabaseSan Francisco, United States$1.2BOpen source
Airbyte71Data IntegrationSan Francisco, United States$181.0MOpen source · Self-hostable
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Temporal71Workflow AutomationSeattle, United States$134.0MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Docker71SoftwareSan Francisco, USA$105.0MOpen source
Expo70SoftwareSan Francisco, USA$45.0MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Next.js70Developer ToolsSan Francisco, United States$123.0MOpen source
- Supabase70DatabaseSan Francisco, United States$933.0M
Open source · Self-hostable
Qdrant70Vector DatabaseBerlin, Germany$96.5MOpen source · Self-hostable
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Logz.io69EnterpriseTel Aviv, Israel$132.0MOpen source · Self-hostable
SonarQube68Developer ToolsGeneva, Switzerland$457.0MOpen source
Posit68Data Science PlatformBoston, United States$169.9MOpen source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 | |
| ReactJS Templates | Web Development | Open source · Self-hostable | — | — | — | |
| esbuild | Developer Tools | Open source · Self-hostable | — | — | 14 | |
| Boringstack | Developer Tools | Open source · Self-hostable | — | — | — | |
| Automattic | Web Development | Open source · Self-hostable | San Francisco, United States | $300.0M | 71 | |
| Netlify | Cloud Computing | Open source | San Francisco, United States | $202.1M | 69 | |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 | |
| STStackBlitz | Developer Tools | Open source | Berlin, Germany | $113.4M | 62 | |
| Applitools | Enterprise | Open source | San Mateo, United States | $41.5M | 61 | |
| TanStack | Software Development | Open source · Self-hostable | San Francisco, Canada | $1.0M | 50 | |
| Assistant-ui | AI Chat Interface | Open source · Self-hostable | San Francisco, United States | $500K | 43 | |
| Strattic | Website | Open source | Tel Aviv, Israel | $6.5M | 40 | |
| Glitch | Developer Tools | Open source · Self-hostable | New York, United States | — | 37 | |
| Firebase | Mobile Development | Open source | San Francisco, United States | $5.0M | 33 | |
| Webpack | Developer Tools | Open source · Self-hostable | — | — | 29 | |
| Pretext | Web Development | Open source · Self-hostable | — | — | 25 | |
| BRBrowserTools | Developer Tools | Open source | — | — | 12 | |
| BIBit | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | — | 11 | |
| WebDriverIO | Developer Tools | Open source · Self-hostable | — | — | 10 | |
| vxtwitter.com | Web Development | Open source · Self-hostable | San Francisco, United States | — | 10 | |
| fixupx.com | Web Development | Open source · Self-hostable | San Francisco, United States | — | 10 | |
| TestCafe | Developer Tools | Open source · Self-hostable | — | — | 7 | |
| Cadenceos | Operating System | Open source · Self-hostable | — | — | — | |
| Ojax | Web Development | Open source | — | — | — | |
| Portacle | Developer Tools | Open source | — | — | — | |
| Settlegate | Web Development | Open source | — | — | — | |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 | |
| New Relic | Enterprise Software | Open source | San Francisco, United States | $7.2B | 85 | |
| Snyk | AI Coding Assistant | Open source · Self-hostable | Boston, United States | $488.5M | 85 | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Polygon | Blockchain | Open source | Mumbai, India | $400.0M | 81 | |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 | |
| GRGrafana Labs | Observability | Open source · Self-hostable | New York, United States | — | 80 | |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 | |
| Postman | API Development | Open source | San Francisco, United States | — | 78 | |
| TestMu AI (Formerly LambdaTest) | MLOps | Open source | San Francisco, United States | $121 | 77 | |
| Cursor (Anysphere) | Artificial Intelligence | Open source | San Francisco, United States | $4.8B | 77 | |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 | |
| Algolia | Search Technology | Open source | San Francisco, United States | $334.2M | 75 | |
| Mastra | Agentic AI | Open source · Self-hostable | San Francisco, United States | $35.5M | 75 | |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 | |
| Grafana Cloud | Observability | Open source · Self-hostable | New York, United States | $2.1B | 74 | |
| Tailscale | Cybersecurity | Open source | San Francisco, United States | $505.0M | 74 | |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 | |
| Neon | Database | Open source | San Francisco, United States | $1.2B | 72 | |
| Airbyte | Data Integration | Open source · Self-hostable | San Francisco, United States | $181.0M | 71 | |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 | |
| Osaurus | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 71 | |
| Temporal | Workflow Automation | Open source | Seattle, United States | $134.0M | 71 | |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 | |
| Docker | Software | Open source | San Francisco, USA | $105.0M | 71 | |
| Expo | Software | Open source | San Francisco, USA | $45.0M | 70 | |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 | |
| Next.js | Developer Tools | Open source | San Francisco, United States | $123.0M | 70 | |
| Database | Open source · Self-hostable | San Francisco, United States | $933.0M | 70 | ||
| Qdrant | Vector Database | Open source · Self-hostable | Berlin, Germany | $96.5M | 70 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| Logz.io | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $132.0M | 69 | |
| SonarQube | Developer Tools | Open source | Geneva, Switzerland | $457.0M | 68 | |
| Posit | Data Science Platform | Open source · Self-hostable | Boston, United States | $169.9M | 68 |