Top CLIENT GitHub Repositories & Tools (2026)

Free and open source database client built natively for developers

C# application with primary purpose of farming Steam cards from multiple accounts simultaneously.

Your go-to app for VPN and privacy.

Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)

An open-source AI agent that brings the power of Gemini directly into your terminal.

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

A Reddit client for Android

🚀 The fast, Pythonic way to build MCP servers and clients.

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Nodejs extension host for vim & neovim, load extensions like VSCode and host language servers.

Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..

The industry-leading GraphQL client for TypeScript, JavaScript, React, Vue, Angular, and more. Apollo Client delivers powerful caching, intuitive APIs, and comprehensive developer tools to accelerate your app development.

🚀 A robust, performance-focused, and full-featured Redis client for Node.js.

Source control for agents. Use multiple coding agents, track their changes and query them in one place

A free, open-source developer workspace. Snippets, notes, HTTP requests, calculations, and dev tools in one local-first app.

A cross-platform .NET library for IMAP, POP3, and SMTP.

Asynchronous, non-blocking HTTP & WebSocket client for the JVM

SSH workspace, SFTP, and terminals in one

⚡️ OpenAI PHP is a supercharged community-maintained PHP API client that allows you to interact with OpenAI API.

Terminal database client with AI chat and an MCP server