Best CLI Utilities GitHub Repositories

franz-go is a feature complete, pure Go library for Kafka from 0.8.0 through 4.4+. Producing, consuming, transacting, administrating, etc.

Production-ready C++ Asynchronous Framework with rich functionality

De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI), with native plugins for Claude Code, Codex, Grok Build, and Antigravity. Narrative-architecture repair for fiction, venue-matched rules for professional prose. Based on StoryScope (arXiv:2604.03136).

REST client for Google APIs

dnsx is a fast and multi-purpose DNS toolkit allow to run multiple DNS queries of your choice with a list of user-supplied resolvers.

Android Client for Jellyfin

An operating system for AI agents. Plug in the agent CLIs you already use (Claude Code, Codex, Gemini CLI, Cursor) and they become a team: they split the work, hand tasks to each other, run automated on jobs and loops, and share one project memory. You steer everything from the browser.

TCP/HTTP/UDP/QUIC client/server with Reactor over Netty

Terminal security for developers and AI agents. Intercepts homograph URLs, pipe-to-shell, ANSI injection, obfuscated payloads, data exfiltration, and malicious AI skills/configs before they execute.

Run multiple commands in parallel

Qwen3.8-Flash-Next (125B MoE) on a 8GB+ NVIDIA GPU: one-click install for Windows / Linux. Strata inference engine, OpenAI/Anthropic API on localhost, optional image input.

📚 Sync skills across all AI CLI tools with one command and simplify team sharing. Supporting Codex, Claude Code, OpenClaw & more

GoCQL Driver for Apache Cassandra®

Client Side Validations made easy for Ruby on Rails

Youtube client with older Android version support, background player, Google Gemini ✨ and many more features.

The elegant yet functional dropdown menu, written in Swift, appears underneath the navigation bar to display a list of defined items when a user clicks on the navigation title.

Little command line REST client that you can use in pipelines (bash or zsh).

System of record for how agents build software: Built-in rust harness & 20+ CLIs.

A desktop GUI for CLIProxyAPI and a tool for automatically configuring popular AI agents.

Cross-device clipboard sync for macOS, Windows & Linux — end-to-end encrypted, LAN-only, no cloud. OCR, CLI and MCP server built in.