Ecommerce · SaaS startups · 2026
Best ecommerce
for SaaS startups
Pre-seed to Series A teams need tools that grow from 3 to 30 people without a re-platforming project and that integrate cleanly with the rest of the engineering stack.
Medusa
Composable, open-source commerce engine.
Picked for SaaS startups because it open source and self-hostable.
The full shortlist
All 4 picks
- 1Free, open source.
Medusa
Composable, open-source commerce engine.
Picked for SaaS startups because it open source and self-hostable.
Pros
- Headless
- Highly extensible
Trade-offs
- Requires devs
- 2Free plugin. Pay for hosting + extensions.
WooCommerce
Open-source ecommerce plugin for WordPress.
Picked for SaaS startups because it open source and self-hostable.
Pros
- Open source
- Total control
Trade-offs
- You manage the stack
- 3From $39/mo.
BigCommerce
Hosted commerce with no transaction fees.
Picked for SaaS startups because it a solid fit for SaaS startups.
Pros
- No platform transaction fees
- Strong B2B
Trade-offs
- Smaller theme ecosystem
- 4Basic $39/mo + transaction fees.
Shopify
Hosted ecommerce platform powering millions of stores.
Picked for SaaS startups because it a solid fit for SaaS startups.
Pros
- Massive app ecosystem
- Reliable hosting
Trade-offs
- App fees compound
- Transaction fees off Shop Pay
Questions
FAQ
What's the best ecommerce for SaaS startups?
Medusa. Picked for SaaS startups because it open source and self-hostable.
Is there a free option?
Yes — several picks have free tiers. Start with Medusa.
How was this list ranked?
We re-rank each category against the buying criteria of SaaS startups: pricing, integrations, simplicity, and privacy. No 50-tool listicles. No fake winners.