API Clients & Testing
Postman alternatives, Bruno, Hoppscotch
Showing 361-380 of 2,769 projects
extism/extism
A flexible framework for building extensible apps using WebAssembly (Wasm) across various languages.
petervanderdoes/gitflow-avh
A Git extension that provides a high-level workflow for Vincent Driessen's branching model, the git-flow.
go-pay/gopay
A Go SDK for integrating popular payment providers like WeChat, Alipay, PayPal, and more into your application.
permitio/opal
Policy and data administration, distribution, and real-time updates on top of Policy Agents like OPA and Cedar.
Drakkar-Software/OctoBot
A free, open-source cryptocurrency trading bot that automates AI, grid, DCA, and TradingView strategies across multiple exchanges.
sferik/x-cli
A command-line tool for interacting with the Twitter API, written in Ruby.
kucherenko/jscpd
A TypeScript library that detects copy-pasted code in programming source code.
loro-dev/loro
A Rust library that provides collaborative and version-controlled JSON data using Conflict-Free Replicated Data Types (CRDTs).
agentejo/cockpit
Cockpit is a headless CMS that adds content management functionality to any site, with a focus on API-first development.
jef/streetmerchant
A powerful and easy-to-use stock checking bot for developers and enthusiasts.
spotipy-dev/spotipy
A lightweight Python library for interacting with the Spotify Web API.
hect0x7/JMComic-Crawler-Python
Python API for crawling and downloading content from the JMComic website, a popular source for adult manga/comics.
lharries/whatsapp-mcp
An open-source Go-based WhatsApp MCP (Multi-Device Chat Protocol) server for building WhatsApp integrations.
kgateway-dev/kgateway
The Cloud-Native API Gateway and AI Gateway, a Go-based API management platform for Kubernetes and hybrid environments.
winfunc/deepreasoning
A high-performance LLM inference API and Chat UI that integrates DeepSeek R1's CoT reasoning traces with Anthropic Claude models.
killbill/killbill
Open-source subscription billing and payments platform for developers and businesses.
Piebald-AI/claude-code-system-prompts
A collection of system prompts, tool descriptions, and utility prompts for the Claude Code AI coding assistant.
rails-api/active_model_serializers
ActiveModel::Serializer implementation and Rails hooks for JSON serialization.
leizongmin/js-xss
An XSS sanitizer library that allows configurable whitelisting to safely render untrusted HTML content.
pest-parser/pest
The Elegant Parser: A powerful, feature-rich Rust library for building fast and expressive parsers.
Stay in the loop
Get weekly updates on trending AI coding tools and projects.