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Chimera

Features

Chimera is a blazing-fast mock API server written in Rust. It’s built to simulate real-world API behavior with flexible configuration and robust features.

🏀 Multi Protocol Support for Mocking

Section titled “🏀 Multi Protocol Support for Mocking”
  • HTTP
  • Websocket
  • Additional protocol support on the way

🧬 Dynamic JSON Mocking

Section titled “🧬 Dynamic JSON Mocking”
  • Serve mock data from any JSON file.
  • Nested routes supported out-of-the-box.
  • Dynamic value resolution using JSON path-like traversal.

🚦 Flexible Routing

Section titled “🚦 Flexible Routing”
  • Route matching with support for long and nested paths (e.g. /api/v2/data).

⚙️ HTTP Method Support

Section titled “⚙️ HTTP Method Support”
  • Full support for GET, POST, PUT, PATCH, and DELETE methods.

🔁 Request Simulation

Section titled “🔁 Request Simulation”
  • Simulate latency using the --latency flag.
  • Add pagination with --page to break large arrays into chunks.

🔄 Sorting

Section titled “🔄 Sorting”
  • Sort array responses via CLI or config using key-order combinations (e.g., --sort price asc).

🧾 Schema-based Mock Generation

Section titled “🧾 Schema-based Mock Generation”
  • Generate random mock data using a .sc schema file with the --schema and --random flags.

🌐 CORS Support

Section titled “🌐 CORS Support”
  • CORS is fully enabled so Chimera can be used easily in browser-based applications.

📜 Logging

Section titled “📜 Logging”
  • Verbose, color-coded logs for requests and responses.
  • Info, warning, and error messages are clearly distinguished.

📬 Form Handling

Section titled “📬 Form Handling”
  • Supports URL-encoded and multipart/form-data form submissions.

🔧 Custom CLI Flags

Section titled “🔧 Custom CLI Flags”
  • Customize data file location with --path.
  • Configure port, logging, and sort behavior with CLI options.

🛠️ Extensible

Section titled “🛠️ Extensible”
  • Easily scriptable.
  • Designed with future plugin/webhook/GraphQL support in mind.

Whether you’re prototyping, testing frontends, or replacing real APIs during development, Chimera gives you the tools to create a reliable and highly customizable mock server.