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Commerce tools

6 reviewed tools: 6 free or open source.

Order: free and open source first, then hosted products with a real free tier, then paid-led; catalog order inside each group, with quiet or archived repos last. Not a score, and no tool pays for its place.

6 tools

  • MedusaMIT commerce OS you self-host; Cloud from $29/mo

    Free / OSS · OSS/MIT · 36.8k GitHub stars

    VerdictMIT commerce OS. Self-host is free; Cloud starts at $29/mo.

    CatchCommerce OS, not invoices and not card rails. Cloud From $29/mo is not a $0 hobby hatch — self-host is the free path. Distinct from Polar/Hyperswitch (payments) and from Lago (metering).

  • Spree CommerceBSD-3-Clause Ruby commerce OS; Free Sandbox, no platform fees

    Free / OSS · Freemium · 15.8k GitHub stars

    VerdictBSD-3 Ruby commerce. Self-host free; Sandbox has no CC. Not Medusa.

    CatchRuby commerce + REST/OpenAPI + Next.js storefront — not Medusa MIT Node OS. Solidus (BSD sibling) omitted: same Spree-fork slot. Distinct from Medusa.

  • SyliusMIT Symfony commerce; Plus is the commercial add-on

    Free / OSS · Freemium · 8.6k GitHub stars

    VerdictMIT PHP commerce on Symfony. Self-host is free; Plus is paid.

    CatchSymfony + API Platform PHP headless — not Medusa MIT Node OS and not JS. Distinct from Medusa and Spree. Plus is commercial, priced on request.

  • BagistoMIT Laravel/Vue commerce with marketplace and B2B

    Free / OSS · OSS/MIT · 28.3k GitHub stars

    VerdictMIT Laravel commerce. Self-host free. Not Medusa Node.

    CatchLaravel/Vue commerce + marketplace/B2B — PHP twin to Medusa, not Medusa MIT Node OS. Sylius and Spree already cover Symfony/Ruby in Wave 5. Distinct from Medusa.

  • PrestaShopOSL-3.0 classic PHP cart; pitch the core, not the module store

    Free / OSS · OSS/MIT · 9.2k GitHub stars

    VerdictOSL-3.0 PHP cart. Core is free; ignore the module upsell in the installer.

    Catchinstaller may bundle optional SA commercial modules — pitch core only. Classic PHP cart, not headless Node (Medusa) and not Magento. Distinct from Medusa, Bagisto, Sylius, Spree.

  • SaleorBSD-3 GraphQL headless commerce; self-host free, Cloud from $1599/mo

    Free / OSS · Freemium · 23.5k GitHub stars

    VerdictBSD-3 headless commerce. Self-host free; Cloud production starts ~$1599/mo.

    CatchVs Shopify/Hydrogen: you own ops or pay Cloud. Production Cloud Select from about $1599/mo (to ~$200k GMV) / Volume ~$3999/mo — sandboxes are not for live selling. GraphQL-only + Django stack is a team bet. Not a Shopify App Store ecosystem.

FAQ

What is the top free pick among Commerce tools?
Medusa leads the Stack Gems list for Commerce tools. Verdict: MIT commerce OS. Self-host is free; Cloud starts at $29/mo.
How many Commerce tools does Stack Gems review?
6: 6 free or open source. Each review has a verdict and an honest Catch; no tool pays for its spot.
Which Commerce tools can I self-host for free?
Medusa, Spree Commerce, Sylius, Bagisto, PrestaShop and Saleor.
Which Commerce tools have the most GitHub stars?
Medusa (36.8k), Bagisto (28.3k), Saleor (23.5k), per GitHub on 2026-10-21. Stars measure attention, not fit; read the Catch.
What is the catch with Medusa?
Commerce OS, not invoices and not card rails.

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