Open source focus
Open Source Alternatives to Openwhistle
60 open source Web Development options similar to Openwhistle, 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.
Radius Tech Hub NG22EdTechOpen source
Crest AppsSoftware DevelopmentLondon, United KingdomOpen source
TekRevolAI SystemsHouston, United StatesOpen source
Gtmz18Web DevelopmentOpen source
POPWTR Co16Web DevelopmentOpen source
vxtwitter.com10Web DevelopmentSan Francisco, United StatesOpen source · Self-hostable
Unosquare10IT ConsultingSan Diego, United StatesOpen source
WorkzrWeb DevelopmentOpen source
TanStackSoftware DevelopmentSan Francisco, Canada$1.0MOpen source · Self-hostable
OjaxWeb DevelopmentOpen source
SettlegateWeb DevelopmentOpen source
TipotWeb DevelopmentOpen source
Ubuntu85Operating SystemsLondon, United Kingdom$63.0MOpen source · Self-hostable
D.A.A. Tech85Environmental ConsultingWindsor, United StatesOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
Cursor (Anysphere)77Artificial IntelligenceSan Francisco, United States$4.8BOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Automattic71Web DevelopmentSan Francisco, United States$300.0MOpen source · Self-hostable
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
Netlify69Developer ToolsSan Francisco, United States$202.1MOpen source
Nx64Software DevelopmentSan Francisco, USA$63.0MOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Netguru63Software DevelopmentPoznań, Poland$63.0MOpen source
Aurora Labs63AutomotiveTel Aviv, Israel$99.6MOpen source
Groundcover62EnterpriseTel Aviv, Israel$55.0MOpen source
Lightrun62EnterpriseTel Aviv, Israel$115.0MOpen source
Veracode62CybersecurityBurlington, United States$40.0MOpen source
Odigos62Enterprise$13.0MOpen source · Self-hostable
- STStackBlitz62Developer ToolsBerlin, Germany$113.4M
Open source
Gitar61Artificial IntelligenceSan Francisco, USA$9.0MOpen source
Continue61AISan Francisco, United States$70.1MOpen source
Appwrite61EnterpriseSan Francisco, United States$37.0MOpen source · Self-hostable
Codefresh61EnterpriseBrisbane, Australia$42.0MOpen source · Self-hostable
Komodor61Software DevelopmentTel Aviv, Israel$67.0MOpen source
JetBrains60Software DevelopmentPrague, Czech RepublicOpen source
flox58EnterpriseSan Francisco, United States$42.6MOpen source
Axiom Quant58Artificial IntelligenceSan Francisco, United States$264.0MOpen source
Boost Security57CybersecuritySan Francisco, USA$12.0MOpen source
BLACKBOX.AI57AISan Francisco, United States$38.3MOpen source
GitGuardian56CybersecurityParis, France$50.0MOpen source
Salto56DevOpsTel Aviv, Israel$69.0MOpen source
Datree55KubernetesTel Aviv, Israel$14.0MOpen source
- SHSheBuilds55Artificial IntelligenceSan Francisco, USA$63.0M
Open source
Metoro55Software DevelopmentSan Fransisco, USOpen source
Bluebricks55EnterpriseSan Francisco, United States$4.5MOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
Korbit AI54AI Coding AssistantTel Aviv, IsraelOpen source
MetalBear54Software DevelopmentSan Francisco, United States$12.5MOpen source · Self-hostable
StepSecurity54CybersecuritySan Francisco, USA$63.0MOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Insomnia54API ManagementSan Francisco, United States$75.0MOpen source
Runhouse52EnterpriseSan Francisco, United States$4.9MOpen source
Speedb52EnterpriseTel Aviv, Israel$17.0MOpen source · Self-hostable
- EAearlyai52EnterpriseSan Francisco, United States$6.5M
Open source
Oplane49CybersecurityMalmö, Sweden$4.5MOpen source
Astral Software49Developer ToolsSan Francisco, United StatesOpen source
Ingenium Marine Solutions Pvt. Ltd.46Maritime TechnologyMumbai, India$701KOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Radius Tech Hub NG | EdTech | Open source | — | — | 22 |
| Crest Apps | Software Development | Open source | London, United Kingdom | — | — |
| TekRevol | AI Systems | Open source | Houston, United States | — | — |
| Gtmz | Web Development | Open source | — | — | 18 |
| POPWTR Co | Web Development | Open source | — | — | 16 |
| vxtwitter.com | Web Development | Open source · Self-hostable | San Francisco, United States | — | 10 |
| Unosquare | IT Consulting | Open source | San Diego, United States | — | 10 |
| Workzr | Web Development | Open source | — | — | — |
| TanStack | Software Development | Open source · Self-hostable | San Francisco, Canada | $1.0M | — |
| Ojax | Web Development | Open source | — | — | — |
| Settlegate | Web Development | Open source | — | — | — |
| Tipot | Web Development | Open source | — | — | — |
| Ubuntu | Operating Systems | Open source · Self-hostable | London, United Kingdom | $63.0M | 85 |
| D.A.A. Tech | Environmental Consulting | Open source | Windsor, United States | — | 85 |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 |
| Cursor (Anysphere) | Artificial Intelligence | Open source | San Francisco, United States | $4.8B | 77 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Automattic | Web Development | Open source · Self-hostable | San Francisco, United States | $300.0M | 71 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 |
| Netlify | Developer Tools | Open source | San Francisco, United States | $202.1M | 69 |
| Nx | Software Development | Open source | San Francisco, USA | $63.0M | 64 |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 |
| Netguru | Software Development | Open source | Poznań, Poland | $63.0M | 63 |
| Aurora Labs | Automotive | Open source | Tel Aviv, Israel | $99.6M | 63 |
| Groundcover | Enterprise | Open source | Tel Aviv, Israel | $55.0M | 62 |
| Lightrun | Enterprise | Open source | Tel Aviv, Israel | $115.0M | 62 |
| Veracode | Cybersecurity | Open source | Burlington, United States | $40.0M | 62 |
| Odigos | Enterprise | Open source · Self-hostable | — | $13.0M | 62 |
| STStackBlitz | Developer Tools | Open source | Berlin, Germany | $113.4M | 62 |
| Gitar | Artificial Intelligence | Open source | San Francisco, USA | $9.0M | 61 |
| Continue | AI | Open source | San Francisco, United States | $70.1M | 61 |
| Appwrite | Enterprise | Open source · Self-hostable | San Francisco, United States | $37.0M | 61 |
| Codefresh | Enterprise | Open source · Self-hostable | Brisbane, Australia | $42.0M | 61 |
| Komodor | Software Development | Open source | Tel Aviv, Israel | $67.0M | 61 |
| JetBrains | Software Development | Open source | Prague, Czech Republic | — | 60 |
| flox | Enterprise | Open source | San Francisco, United States | $42.6M | 58 |
| Axiom Quant | Artificial Intelligence | Open source | San Francisco, United States | $264.0M | 58 |
| Boost Security | Cybersecurity | Open source | San Francisco, USA | $12.0M | 57 |
| BLACKBOX.AI | AI | Open source | San Francisco, United States | $38.3M | 57 |
| GitGuardian | Cybersecurity | Open source | Paris, France | $50.0M | 56 |
| Salto | DevOps | Open source | Tel Aviv, Israel | $69.0M | 56 |
| Datree | Kubernetes | Open source | Tel Aviv, Israel | $14.0M | 55 |
| SHSheBuilds | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 55 |
| Metoro | Software Development | Open source | San Fransisco, US | — | 55 |
| Bluebricks | Enterprise | Open source | San Francisco, United States | $4.5M | 55 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| Korbit AI | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 54 |
| MetalBear | Software Development | Open source · Self-hostable | San Francisco, United States | $12.5M | 54 |
| StepSecurity | Cybersecurity | Open source | San Francisco, USA | $63.0M | 54 |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| Insomnia | API Management | Open source | San Francisco, United States | $75.0M | 54 |
| Runhouse | Enterprise | Open source | San Francisco, United States | $4.9M | 52 |
| Speedb | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $17.0M | 52 |
| EAearlyai | Enterprise | Open source | San Francisco, United States | $6.5M | 52 |
| Oplane | Cybersecurity | Open source | Malmö, Sweden | $4.5M | 49 |
| Astral Software | Developer Tools | Open source | San Francisco, United States | — | 49 |
| Ingenium Marine Solutions Pvt. Ltd. | Maritime Technology | Open source | Mumbai, India | $701K | 46 |