Open source focus
Open Source Alternatives to Appstackdev
60 open source Custom Software Development options similar to Appstackdev, 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.
- VostexSoftware EngineeringValdivia, Chile
Open source
Unosquare10IT ConsultingSan Diego, United StatesOpen source
TekRevolAI SystemsHouston, United StatesOpen source
Netguru63Software DevelopmentPoznań, Poland$63.0MOpen source
Terosa15Enterprise SoftwareOpen source
Crest AppsSoftware DevelopmentLondon, United KingdomOpen source
Nexaric TechnologiesCustom Software DevelopmentSan Francisco, United StatesOpen source
Versa DigitalCustom Software DevelopmentExeter, EnglandOpen source
JkaccessEnterprise SoftwareOpen source
ZnditWeb DevelopmentOpen source
nilecore solutionsEnterprise SoftwareAhmedabad, IndiaOpen source
- EMemagine85ConsultingCopenhagen, Denmark$18.3M
Open source
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Automattic71Web DevelopmentSan Francisco, United States$300.0MOpen source · Self-hostable
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
Netlify69Developer ToolsSan Francisco, United States$202.1MOpen source
VTEX Commerce Platform64E-commerceRio de Janeiro, Brazil$445.0MOpen source
Contino63Enterprise SoftwareLondon, United Kingdom$40.0MOpen source
- STStackBlitz62Developer ToolsBerlin, Germany$113.4M
Open source
RevenueCat57FintechSan Francisco, United States$50.0MOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
Prodapt52Telecom InfrastructureChennai, India$70.0MOpen source
Nintex51Automation & RPABellevue, United States$29.0MOpen source
Kryon47EnterpriseBellevue, United States$68.0MOpen source
- LALaserfiche43Enterprise Content ManagementLong Beach, United States
Open source
Sauce Technologies43Enterprise SoftwareNew York, United StatesOpen source
CGI42IT ServicesMontreal, Canada$3.3BOpen source
Strattic40WebsiteTel Aviv, Israel$6.5MOpen source
- DRDreamHost38Web HostingBrea, United States$51.0M
Open source · Self-hostable
Slauth.io38EnterpriseAshburn, United States$1.5MOpen source · Self-hostable
Glitch37Developer ToolsNew York, United StatesOpen source · Self-hostable
Northcolt33Technology ConsultingLondon, United KingdomOpen source
Firebase33Mobile DevelopmentSan Francisco, United States$5.0MOpen source
Zd Tech28Technology NewsSan Francisco, United StatesOpen source
- SISiemens27Industrial AutomationMunich, Germany
Open source
Tech Mahindra27IT ServicesPune, IndiaOpen source
Pretext25Web DevelopmentOpen source · Self-hostable
Shop Gait25WebsiteNew York, United StatesOpen source
Apigee25API PlatformSan Jose, United States$196.5MOpen source
Radius Tech Hub NG22EdTechOpen source
- Nvscloud18Cloud Consulting
Open source
Gtmz18Web DevelopmentOpen source
Camunda Inc.17Process AutomationBerlin, GermanyOpen source · Self-hostable
POPWTR Co16Web DevelopmentOpen source
esbuild14Developer ToolsOpen source · Self-hostable
- BRBrowserTools12Developer Tools
Open source
vxtwitter.com10Web DevelopmentSan Francisco, United StatesOpen source · Self-hostable
fixupx.com10Web DevelopmentSan Francisco, United StatesOpen source · Self-hostable
Pushstart Labs9Web DevelopmentUnited KingdomOpen source
TestCafe7Developer ToolsOpen source · Self-hostable
Aipradit6Web DevelopmentOpen source
Boomi2Integration PlatformChesterbrook, United StatesOpen source
WorkzrWeb DevelopmentOpen source
RitchiestrategictechnolgiesAI ConsultingOpen source
- Open PhoenixWeb Development
Open source
10CloudsSoftware DevelopmentWarsaw, PolandOpen source
LumivateDigital TransformationOpen source
BrikerTechnologyOpen source
ImplementistAI ImplementationOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Software Engineering | Open source | Valdivia, Chile | — | — | |
| Unosquare | IT Consulting | Open source | San Diego, United States | — | 10 |
| TekRevol | AI Systems | Open source | Houston, United States | — | — |
| Netguru | Software Development | Open source | Poznań, Poland | $63.0M | 63 |
| Terosa | Enterprise Software | Open source | — | — | 15 |
| Crest Apps | Software Development | Open source | London, United Kingdom | — | — |
| Nexaric Technologies | Custom Software Development | Open source | San Francisco, United States | — | — |
| Versa Digital | Custom Software Development | Open source | Exeter, England | — | — |
| Jkaccess | Enterprise Software | Open source | — | — | — |
| Zndit | Web Development | Open source | — | — | — |
| nilecore solutions | Enterprise Software | Open source | Ahmedabad, India | — | — |
| EMemagine | Consulting | Open source | Copenhagen, Denmark | $18.3M | 85 |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 |
| 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 |
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 |
| Netlify | Developer Tools | Open source | San Francisco, United States | $202.1M | 69 |
| VTEX Commerce Platform | E-commerce | Open source | Rio de Janeiro, Brazil | $445.0M | 64 |
| Contino | Enterprise Software | Open source | London, United Kingdom | $40.0M | 63 |
| STStackBlitz | Developer Tools | Open source | Berlin, Germany | $113.4M | 62 |
| RevenueCat | Fintech | Open source | San Francisco, United States | $50.0M | 57 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| Prodapt | Telecom Infrastructure | Open source | Chennai, India | $70.0M | 52 |
| Nintex | Automation & RPA | Open source | Bellevue, United States | $29.0M | 51 |
| Kryon | Enterprise | Open source | Bellevue, United States | $68.0M | 47 |
| LALaserfiche | Enterprise Content Management | Open source | Long Beach, United States | — | 43 |
| Sauce Technologies | Enterprise Software | Open source | New York, United States | — | 43 |
| CGI | IT Services | Open source | Montreal, Canada | $3.3B | 42 |
| Strattic | Website | Open source | Tel Aviv, Israel | $6.5M | 40 |
| DRDreamHost | Web Hosting | Open source · Self-hostable | Brea, United States | $51.0M | 38 |
| Slauth.io | Enterprise | Open source · Self-hostable | Ashburn, United States | $1.5M | 38 |
| Glitch | Developer Tools | Open source · Self-hostable | New York, United States | — | 37 |
| Northcolt | Technology Consulting | Open source | London, United Kingdom | — | 33 |
| Firebase | Mobile Development | Open source | San Francisco, United States | $5.0M | 33 |
| Zd Tech | Technology News | Open source | San Francisco, United States | — | 28 |
| SISiemens | Industrial Automation | Open source | Munich, Germany | — | 27 |
| Tech Mahindra | IT Services | Open source | Pune, India | — | 27 |
| Pretext | Web Development | Open source · Self-hostable | — | — | 25 |
| Shop Gait | Website | Open source | New York, United States | — | 25 |
| Apigee | API Platform | Open source | San Jose, United States | $196.5M | 25 |
| Radius Tech Hub NG | EdTech | Open source | — | — | 22 |
| Cloud Consulting | Open source | — | — | 18 | |
| Gtmz | Web Development | Open source | — | — | 18 |
| Camunda Inc. | Process Automation | Open source · Self-hostable | Berlin, Germany | — | 17 |
| POPWTR Co | Web Development | Open source | — | — | 16 |
| esbuild | Developer Tools | Open source · Self-hostable | — | — | 14 |
| BRBrowserTools | Developer Tools | Open source | — | — | 12 |
| 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 |
| Pushstart Labs | Web Development | Open source | United Kingdom | — | 9 |
| TestCafe | Developer Tools | Open source · Self-hostable | — | — | 7 |
| Aipradit | Web Development | Open source | — | — | 6 |
| Boomi | Integration Platform | Open source | Chesterbrook, United States | — | 2 |
| Workzr | Web Development | Open source | — | — | — |
| Ritchiestrategictechnolgies | AI Consulting | Open source | — | — | — |
| Web Development | Open source | — | — | — | |
| 10Clouds | Software Development | Open source | Warsaw, Poland | — | — |
| Lumivate | Digital Transformation | Open source | — | — | — |
| Briker | Technology | Open source | — | — | — |
| Implementist | AI Implementation | Open source | — | — | — |