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Commercial platform01

isanna studio

In service

A commercial journey built once, as reusable parts, and shared by every product on top of it.

Open studio

Studio is the running instance of a launch platform: marketing, checkout, payment, accounts and automated delivery as hardened building blocks rather than per-product plumbing. The tools it serves are writing tools, but the engineering interest is the layer underneath them — fix the checkout webhook once and every product inherits the fix.

One app, many hosts
A single deployment serves the company site, the studio, and each derived storefront. Host-based routing decides which surface a request belongs to before a page renders.
Table-driven surfaces
A new storefront — its own domain, its own selected subset of tools — is one row in a surfaces table, not a new application. The tool set is resolved from that row, never hand-copied, so a newly registered tool can never be silently missing from a surface.
Fungible credits
Accounts hold credits rather than per-tool entitlements, so a purchase made for one tool is spendable on any other. Magic-link authentication, no passwords.
Provider-agnostic payments
The payment provider sits behind one interface with a second already wired to it, so the dependency is replaceable rather than load-bearing.
Chrome from one model
Header, footer and navigation come from a shared package driven by one declarative site model. A conformance suite runs inside this app’s deploy gate and fails the build on a hardcoded link, a raw colour, or a hand-rolled header.

In service at studio.isanna.ai, with roughly thirty tools live and the derived-surface mechanism running in production.