API Clients & Testing
Postman alternatives, Bruno, Hoppscotch
Showing 121-140 of 2,769 projects
bluesky-social/atproto
Social networking technology created by Bluesky, focused on developer-friendly features.
tristanhimmelman/ObjectMapper
A simple and lightweight JSON object mapping library written in Swift.
hiteshchoudhary/apihub
A comprehensive API development platform for frontend, mobile, and backend developers to learn and master API interaction.
yagop/node-telegram-bot-api
A powerful Telegram Bot API library for Node.js, enabling developers to build feature-rich chatbots.
api-platform/api-platform
Comprehensive framework for building API-driven web applications with PHP, GraphQL, and Jamstack support.
httpie/http-prompt
An interactive command-line HTTP and API testing client with autocomplete, syntax highlighting, and more.
xorbitsai/inference
Unified, production-ready inference API to run open-source, speech, and multimodal models on cloud, on-prem, or your laptop.
mqttjs/MQTT.js
MQTT.js is a powerful MQTT client library for Node.js and the browser, enabling real-time, lightweight communication in IoT and enterprise applications.
kubernetes-sigs/kubebuilder
Kubebuilder is an SDK for building Kubernetes APIs using custom resource definitions (CRDs).
prasmussen/gdrive
Google Drive CLI Client written in Go, allowing developers to interact with Google Drive from the command line.
Wei-Shaw/claude-relay-service
A one-stop open-source proxy service that enables unified access to AI tools like Claude, OpenAI, Gemini, and Droid.
pydantic/FastUI
A Python library that makes it easier and faster to build better user interfaces using FastAPI and Pydantic.
ThePrimeagen/harpoon
A Lua-based library for managing and interacting with various tools and services in a developer's workflow.
ljharb/qs
A robust and flexible query string parsing and serializing library for JavaScript projects.
artilleryio/artillery
A comprehensive load testing platform for HTTP APIs, GraphQL, WebSocket, and more, with support for Playwright and serverless deployment.
wasm-bindgen/wasm-bindgen
A Rust library that facilitates high-level interactions between WebAssembly modules and JavaScript
axllent/mailpit
An email and SMTP testing tool with API for developers to easily test and debug their email workflows.
node-fetch/node-fetch
A lightweight, spec-compliant Fetch API implementation for Node.js that provides a simple, promise-based interface.
teamhanko/hanko
Open-source alternative to Auth0 and other authentication services, offering modern authentication features.
purescript/purescript
PureScript is a strongly-typed functional programming language that compiles to JavaScript.
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