Top CLIENT GitHub Repositories & Tools (2026)

🌸 The Cutest Music Player With Support Local File and Youtube Music for Android!

Built from the ground up for speed. Flectar Mail delivers native performance, instant startup, and as little as 20 MB of RAM.

Free, open source video downloader for Windows, macOS and Linux that AI agents can drive. Downloads from YouTube, Instagram, TikTok, X, Reddit, torrents and the sites yt-dlp supports. Its MCP server lets Claude Code, Cursor and Codex queue downloads, and it runs Claude Code, Codex, Gemini CLI and Ollama as agents.

A native music streaming client, built with Rust and GPUI

Spotify, native and fast. One lightweight Rust app for your whole library, local playback, and Spotify Connect on Linux, macOS, and Windows.

Open-source, bring-your-own-key (BYOK) multi-model AI chat client for iOS, Android and the web. One LLM client for OpenAI, Anthropic, Google Gemini, OpenRouter, DeepSeek and ten more providers, plus any OpenAI-, Anthropic- or Gemini-compatible endpoint — Ollama, LM Studio, llama.cpp, vLLM. Local-first, self-hostable, no account. AGPL-3.0.

Another Better Mihomo Client

Lightweight, modern cross-platform client for PikPak powered by pikpak-kotlin. (Android & Windows Desktop)

A terminal for a more modern age

Open-source mobile SSH/Mosh terminal and native AI workspace for Android and iOS.

Customer-run client for Secure MCP Tunnel: connect private or localhost MCP servers to ChatGPT, Codex, the Responses API, and AgentKit without exposing them to the public internet.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

ZapFast: a fast, native WhatsApp client in Rust and egui

A self-hosted, unified webmail client.

mouse & keyboard sharing via LAN

Redis Go client

ConnectBot is the first SSH client for Android.

A highly extensible Git implementation in pure Go.

Headless CLI client for stateful Agent Client Protocol (ACP) sessions

lnwjud — local AI-agent runtime & MCP gateway