VS Code Extension: API Contract Testing and Mock Server Generator

DigitalForge

A VS Code extension that reads OpenAPI and Swagger spec files to auto-generate contract test suites and mock API servers. Validates API responses against schema definitions in real-time, catches breaking changes before deployment, generates Postman collections from spec files, and spins up a local m

Installation

Launch VS Code Quick Open (Ctrl+P), paste the following command, and press enter.

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VS Code Extension: API Contract Testing and Mock Server Generator

A VS Code extension that reads OpenAPI and Swagger spec files to auto-generate contract test suites and mock API servers. Validates API responses against schema definitions in real-time, catches breaking changes before deployment, generates Postman collections from spec files, and spins up a local mock server on any port for frontend development without a live backend. Supports OpenAPI 3.0 and 3.1 with YAML and JSON formats.

Features

Core functionality

Installation

From VS Code Marketplace

Open VS Code
Press Ctrl+P (or Cmd+P on Mac)
Type ext install digitalforge.515f177e
Press Enter

From VSIX file

Download the .vsix file
In VS Code: Extensions > ··· > Install from VSIX
Select the downloaded file

Usage

Press Ctrl+Shift+P and search for VS Code Extension: API Contract Testing and Mock Server Generator to see all available commands.

Keyboard shortcut: Ctrl+Shift+Alt+A (or Cmd+Shift+Alt+A on Mac)

Settings

Setting	Default	Description
`515f177e.enabled`	`true`	Enable/disable the extension
`515f177e.autoRun`	`false`	Auto-run on file open
`515f177e.logLevel`	`"info"`	Log verbosity

Requirements

VS Code 1.74.0 or higher

Contributing

Found a bug? Open an issue.

License

MIT — see LICENSE for details.