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API Dev Studio

API Dev Studio Documentation

Mock APIs, catch webhooks, proxy requests — all in one local-first desktop app.
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Quick Start

Section titled “Quick Start”

Create Your First Project

Set up a project and start your mock server in under a minute. Get started →

Mock Endpoints

Create REST endpoints with custom responses, status codes, and headers. Learn more →

Template Variables

Generate dynamic data with 30+ helpers like {{uuid}}, {{name}}, {{email}}. View helpers →

Proxy & Record

Proxy real APIs and automatically record responses to generate mocks. Set up proxy →

Why API Dev Studio?

Section titled “Why API Dev Studio?”
  • Local-first — Everything runs on your machine. No cloud, no accounts, no data sharing.
  • All-in-one — Replace webhook.site, Postman mocks, and json-server with a single app.
  • Fast — Native desktop app built with Rust. Starts instantly, runs efficiently.
  • Developer-friendly — Template variables, conditional responses, request inspector, and more.