As easy as HTTPie /aitch-tee-tee-pie/ 🥧 Modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more. https://twitter.com/clihttp

A simple, yet elegant HTTP library.

A command line tool and library for transferring data with URL syntax, supporting HTTP, HTTPS, FTP, FTPS, GOPHER, TFTP, SCP, SFTP, SMB, TELNET, DICT, LDAP, LDAPS, MQTT, FILE, IMAP, SMTP, POP3, RTSP and RTMP. libcurl offers a myriad of powerful features

Google's officially supported Node.js client library for accessing Google APIs. Support for authorization and authentication with OAuth 2.0, API Keys and JWT (Service Tokens) is included.

A supercharged Git/GitHub command line interface (CLI). An official integration for GitHub and GitHub Enterprise: https://github.com/works-with/category/desktop-tools

The fast, light, and robust client for Ethereum-like networks.

Fast, asynchronous and elegant Python web framework.

💬 Unofficial WeChat client built with React, MobX and Electron.

A supercharged AWS command line interface (CLI).

Official Elasticsearch client library for Node.js

Official PHP low-level client for Elasticsearch.

Desktop chat client for Google Hangouts

Mumble is an Open Source, low-latency, high quality voice chat software

Browse Hacker News like a haxor: A Hacker News command line interface (CLI).

Official Python low-level client for Elasticsearch

Elasticsearch.Net & NEST

The official Go client for Elasticsearch

HTTP (The Gem! a.k.a. http.rb) - a fast Ruby HTTP client with a chainable API, streaming support, and timeouts

PHP Curl Class makes it easy to send HTTP requests and integrate with web APIs

Pure Python RabbitMQ/AMQP 0-9-1 client library

Substrate: The platform for blockchain innovators

Scrape the Twitter Frontend API without authentication.

An blocking socket client for Android applications.

A GraphQL client for Flutter, bringing all the features from a modern GraphQL client to one easy to use package.

A very simple, fast, multithreaded, platform independent HTTP and HTTPS server and client library implemented using C++11 and Boost.Asio. Created to be an easy way to make REST resources available from C++ applications.

The extensible chat client.

BitTorrent library and client with DHT, magnet links, encryption and more

Package gocql implements a fast and robust Cassandra client for the Go programming language.

XMPP for JavaScript

Potatso is an iOS client that implements Shadowsocks proxy with the leverage of NetworkExtension framework. ***This project is unmaintained, try taking a look at this fork https://github.com/shadowcoel/shadowcoel instead.