Turn an OpenAPI spec into a local API in one command. Build and test your frontend with custom responses, shared state, and simulated failures, without waiting for the backend.
A fully-featured ⚡️ HTTP/GraphQL/gRPC/Websocket-client 🐼 interface 🖥️ for Neovim ❤️, that supports the Jetbrains .http spec (with full scripting support).
70 independent Go packages for backend services: retry and exponential backoff, HTTP client and server, OpenTelemetry and Prometheus metrics, Argon2id password hashing, JWT, Redis and Valkey, Kafka, AWS S3 and SQS, SQL helpers, caching, and log redaction.
An opinionated HTTP library for .NET applications built on HttpClient message handlers. Provides request de-duplication, prioritised concurrency limiting, speculative background fetching and optional response caching.
A library for managing concurrent asynchronous operations in .NET. Provides bounded concurrency, priority scheduling and key-based serialization over a single queue, with Task and IObservable APIs.
Turn requests from requests, httpx, aiohttp, Django, Flask, FastAPI, Starlette and more into ready-to-run curl commands. Zero dependencies, fully typed.
Nimbus automatically analyzes your routes and validation rules to build interactive request schemas and a native interface for testing and exploring your APIs
Multi-protocol API workbench for .NET — discover, invoke, record, mock, replay across gRPC, REST, GraphQL, MQTT, SignalR, WebSocket, SSE, MCP, OData, Socket.IO, and more... including your custom protocol.
Terminal API client for HTTP, GraphQL and gRPC. Plain .http files you can diff and version, with workflows, mocks, profiling, tracing, OpenAPI import, SSH tunnels, Kubernetes port-forwards, WebSocket, SSE and a CLI runner.