Open source focus
Open Source Alternatives to PacSun
60 open source Retail options similar to PacSun, 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.
The Buckle7RetailKearney, United StatesOpen source
American Eagle Outfitters30Apparel RetailPittsburgh, United StatesOpen source
Nike52Athletic FootwearBeaverton, United States$2.8BOpen source
- GAGap31RetailSan Francisco, United States$2.3B
Open source
AerieRetailPittsburgh, United StatesOpen source
FastSimon45RetailOpen source
- EVEverlane41E-commerceSan Francisco, United States$70.0M
Open source
ZUMI37E-commerceNairobi, Kenya$600KOpen source
Proper Cloth28Fashion TechNew York, United States$150KOpen source
- CACASETiFY18E-commerceHong Kong, Hong Kong
Open source
- DIDiana Intimates8Intimate Apparel
Open source
Wrendale Designs0GiftwareBrigg, United KingdomOpen source
Forter85FintechNew York, United States$550.0MOpen source
Wix85WebsiteTel Aviv, Israel$1.3BOpen source
WooCommerce (Automattic)79E-commerceSan Francisco, United States$815.7MOpen source · Self-hostable
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
Rapyd73PaymentsLondon, United Kingdom$1.3BOpen source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
Automattic71Web DevelopmentSan Francisco, United States$300.0MOpen source · Self-hostable
Allbirds70Apparel & FashionSan Francisco, USA$150.0MOpen source
Coframe70AI-Managed PlatformSan Francisco, United States$9.3MOpen source
Chargebee69FintechChennai, India$303.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
VTEX Commerce Platform64E-commerceRio de Janeiro, Brazil$445.0MOpen source
Atom Foundry63Agentic AISan Francisco, United States$12.0MOpen source
Pola.rs63AI Search EngineTel Aviv, Israel$26.0MOpen source
Akeneo62Product Information ManagementNantes, France$181.5MOpen source
Afterpay61FintechMelbourne, Australia$1.0BOpen source
Shift4 Europe61FintechAllentown, United States$160.0MOpen source
Trainline59Travel TechLondon, United Kingdom$870.0MOpen source
Criteo59AdTechParis, France$63.4MOpen source
Flippa58MarketplaceMelbourne, Australia$11.0MOpen source
Comfy Org58AI Image Generation$30.0MOpen source
Iyzico58FintechIstanbul, Turkey$30.6MOpen source
Market Beyond57RetailTechNew York, United States$4.0MOpen source
- FOFotolia57Stock PhotographyNew York, United States$225.0M
Open source
MOJO56Website BuilderTel Aviv, Israel$199.0MOpen source
Belkin Vision56HealthcareGeneva, Switzerland$38.5MOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
Booth.ai54Generative AITel Aviv, Israel$2.7MOpen source
SecuredTouch53BiometricsDenver, United States$11.5MOpen source
Fingerprint52Identity VerificationSan Francisco, United States$41.0MOpen source
Tyroo Media51AdTechSingapore, Singapore$1.2MOpen source
Pairzon AI48RetailTel Aviv, IsraelOpen source
Sauce48FoodNew York, United States$2.5MOpen source
Nekuda.ai48Agentic AITel Aviv, Israel$4.0MOpen source
Spryker47E-commerceBerlin, GermanyOpen source
Elektrik46E-commerceSalt Lake City, USAOpen source
Sayduck44Augmented RealityMinneapolis, United States$2.1MOpen source
Adot43E-commerceSan Francisco, United StatesOpen source
Zinio43Digital PublishingNew York, United States$20.0MOpen source
Vistaprint41E-commerceVenlo, Netherlands$79.0MOpen source
Codavel38CybersecurityPorto, PortugalOpen source
Marketify38E-commerceTel Aviv, IsraelOpen source
Artik35Social MediaOpen source
Sagarmatha35RetailOpen source
Shoppy Fit35E-commerceTel Aviv, IsraelOpen source
FASHN35FashionTel Aviv, IsraelOpen source
Bollong34AI E-commerce SolutionsShenzhen, China$2.0MOpen source
GoaffPro33Affiliate MarketingSirsa, IndiaOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| The Buckle | Retail | Open source | Kearney, United States | — | 7 |
| American Eagle Outfitters | Apparel Retail | Open source | Pittsburgh, United States | — | 30 |
| Nike | Athletic Footwear | Open source | Beaverton, United States | $2.8B | 52 |
| GAGap | Retail | Open source | San Francisco, United States | $2.3B | 31 |
| Aerie | Retail | Open source | Pittsburgh, United States | — | — |
| FastSimon | Retail | Open source | — | — | 45 |
| EVEverlane | E-commerce | Open source | San Francisco, United States | $70.0M | 41 |
| ZUMI | E-commerce | Open source | Nairobi, Kenya | $600K | 37 |
| Proper Cloth | Fashion Tech | Open source | New York, United States | $150K | 28 |
| CACASETiFY | E-commerce | Open source | Hong Kong, Hong Kong | — | 18 |
| DIDiana Intimates | Intimate Apparel | Open source | — | — | 8 |
| Wrendale Designs | Giftware | Open source | Brigg, United Kingdom | — | 0 |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| Wix | Website | Open source | Tel Aviv, Israel | $1.3B | 85 |
| WooCommerce (Automattic) | E-commerce | Open source · Self-hostable | San Francisco, United States | $815.7M | 79 |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 |
| Rapyd | Payments | Open source | London, United Kingdom | $1.3B | 73 |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 |
| Automattic | Web Development | Open source · Self-hostable | San Francisco, United States | $300.0M | 71 |
| Allbirds | Apparel & Fashion | Open source | San Francisco, USA | $150.0M | 70 |
| Coframe | AI-Managed Platform | Open source | San Francisco, United States | $9.3M | 70 |
| Chargebee | Fintech | Open source | Chennai, India | $303.0M | 69 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| VTEX Commerce Platform | E-commerce | Open source | Rio de Janeiro, Brazil | $445.0M | 64 |
| Atom Foundry | Agentic AI | Open source | San Francisco, United States | $12.0M | 63 |
| Pola.rs | AI Search Engine | Open source | Tel Aviv, Israel | $26.0M | 63 |
| Akeneo | Product Information Management | Open source | Nantes, France | $181.5M | 62 |
| Afterpay | Fintech | Open source | Melbourne, Australia | $1.0B | 61 |
| Shift4 Europe | Fintech | Open source | Allentown, United States | $160.0M | 61 |
| Trainline | Travel Tech | Open source | London, United Kingdom | $870.0M | 59 |
| Criteo | AdTech | Open source | Paris, France | $63.4M | 59 |
| Flippa | Marketplace | Open source | Melbourne, Australia | $11.0M | 58 |
| Comfy Org | AI Image Generation | Open source | — | $30.0M | 58 |
| Iyzico | Fintech | Open source | Istanbul, Turkey | $30.6M | 58 |
| Market Beyond | RetailTech | Open source | New York, United States | $4.0M | 57 |
| FOFotolia | Stock Photography | Open source | New York, United States | $225.0M | 57 |
| MOJO | Website Builder | Open source | Tel Aviv, Israel | $199.0M | 56 |
| Belkin Vision | Healthcare | Open source | Geneva, Switzerland | $38.5M | 56 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| Booth.ai | Generative AI | Open source | Tel Aviv, Israel | $2.7M | 54 |
| SecuredTouch | Biometrics | Open source | Denver, United States | $11.5M | 53 |
| Fingerprint | Identity Verification | Open source | San Francisco, United States | $41.0M | 52 |
| Tyroo Media | AdTech | Open source | Singapore, Singapore | $1.2M | 51 |
| Pairzon AI | Retail | Open source | Tel Aviv, Israel | — | 48 |
| Sauce | Food | Open source | New York, United States | $2.5M | 48 |
| Nekuda.ai | Agentic AI | Open source | Tel Aviv, Israel | $4.0M | 48 |
| Spryker | E-commerce | Open source | Berlin, Germany | — | 47 |
| Elektrik | E-commerce | Open source | Salt Lake City, USA | — | 46 |
| Sayduck | Augmented Reality | Open source | Minneapolis, United States | $2.1M | 44 |
| Adot | E-commerce | Open source | San Francisco, United States | — | 43 |
| Zinio | Digital Publishing | Open source | New York, United States | $20.0M | 43 |
| Vistaprint | E-commerce | Open source | Venlo, Netherlands | $79.0M | 41 |
| Codavel | Cybersecurity | Open source | Porto, Portugal | — | 38 |
| Marketify | E-commerce | Open source | Tel Aviv, Israel | — | 38 |
| Artik | Social Media | Open source | — | — | 35 |
| Sagarmatha | Retail | Open source | — | — | 35 |
| Shoppy Fit | E-commerce | Open source | Tel Aviv, Israel | — | 35 |
| FASHN | Fashion | Open source | Tel Aviv, Israel | — | 35 |
| Bollong | AI E-commerce Solutions | Open source | Shenzhen, China | $2.0M | 34 |
| GoaffPro | Affiliate Marketing | Open source | Sirsa, India | — | 33 |