API Clients & Testing

Postman alternatives, Bruno, Hoppscotch

Showing 61-80 of 2,769 projects

App-vNext/Polly

A .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, and more.

14.1K
Active
C#
API Clients & Testing
#circuit-breaker#fault-handler#resilience

LibreTranslate/LibreTranslate

An open-source machine translation API that is self-hosted, offline-capable, and easy to set up.

13.9K
Active
Python
API Clients & Testing
Python
#translation#multilingual#self-hosted

glideapps/quicktype

Generate types and converters from JSON, Schema, and GraphQL in TypeScript

13.7K
Stable
TypeScript
API Clients & Testing
TypeScript
#json#schema#graphql

postmanlabs/httpbin

A Python + Flask-based HTTP request and response service for API testing and development.

13.5K
Archived
Python
API Clients & Testing
Flask
#api#http#testing

router-for-me/CLIProxyAPI

Wrap popular AI tools like Gemini, Antigravity, and ChatGPT Codex into a unified API for developers to access.

13.5K
Active
Go
AI Code Generation
MCP Frameworks
Go
#ai-tools#api-wrapper#language-model

public-api-lists/public-api-lists

A curated list of free, open, and developer-friendly APIs for building applications.

13.4K
Active
API Clients & Testing
#api#public-api#rest-api

JoeanAmier/TikTokDownloader

A Python tool for downloading TikTok and Douyin content including videos, images, and metadata.

13.3K
Active
Python
API Clients & Testing
#tiktok#douyin#video-downloader

pytube/pytube

A lightweight Python library for downloading YouTube videos with no dependencies.

13.1K
Archived
Python
API Clients & Testing
#api#youtube#video-download

metersphere/metersphere

MeterSphere is an open-source continuous testing tool with an AI assistant to simplify and optimize software testing workflows.

13.0K
Stable
Java
API Clients & Testing
#api-testing#test-automation#continuous-testing

HackerNews/API

The HackerNews/API repository provides documentation and samples for the official Hacker News API.

13.0K
Archived
API Clients & Testing
#hacker-news#api-documentation#api-client

FlareSolverr/FlareSolverr

A proxy server that can bypass Cloudflare protection for web scraping and other use cases.

12.8K
Active
Python
API Clients & Testing
Python
#proxy#cloudflare#scraping

TonnyL/Awesome_APIs

A curated collection of APIs for developers to explore and integrate into their projects.

12.8K
Archived
API Clients & Testing
#api#documentation#clients

cfug/dio

A powerful HTTP client for Dart and Flutter, providing advanced features like interceptors, cancellation, and more.

12.8K
Active
Dart
API Clients & Testing
Flutter
#http#networking#interceptor

s0md3v/Photon

Incredibly fast and powerful OSINT crawler designed for information gathering and intelligence analysis.

12.7K
Stable
Python
API Clients & Testing
Python
#crawler#information-gathering#osint

microsoft/language-server-protocol

A language server protocol that defines a common protocol for language servers, enabling IDE integration.

12.6K
Active
HTML
API Clients & Testing
#language-server#protocol#ide-integration

DaveGamble/cJSON

Ultralight JSON parser in C for building lightweight and efficient JSON-based applications.

12.5K
Stable
C
API Clients & Testing
#json#parser#c

fullstorydev/grpcurl

A command-line tool for interacting with gRPC servers, similar to cURL for HTTP APIs.

12.5K
Active
Go
API Clients & Testing
Go
#grpc#protobuf#golang

redis/jedis

Redis Java client - a high-performance Java client for Redis, a popular open-source data structure store.

12.3K
Active
Java
API Clients & Testing
#redis#java#nosql

hyperium/tonic

A native gRPC client & server implementation with async/await support for Rust developers.

11.9K
Active
Rust
API Clients & Testing
#grpc#rpc#async

LonamiWebs/Telethon

A pure Python Telegram client library for building bots and interacting with the Telegram API.

11.9K
Active
Python
API Clients & Testing
Python
#telegram#mtproto#python-library
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