For fast-growing ecommerce brands, the platform you choose isn’t just a technical decision — it’s a growth strategy. And while SaaS platforms offer convenience early on, many merchants eventually discover the hidden trade-offs: limited flexibility, exorbitant fees, and an inability to scale on their own terms. That’s why more ambitious brands are moving to open-source ecommerce: software that gives you full ownership, control, and the freedom to build exactly what your business needs as it grows. Open source isn’t an alternative, it’s the platform choice for brands that want to take agency over their future. SaaS ecommerce tools shine at the beginning: quick setup, low lift, streamlined onboarding. But as your business scales, those early conveniences can quickly become constraints. Eventually: 1.…