Top #c Tools & Software

antigravity-awesome-skills

github

Installable GitHub library of 1,400+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity, and more. Includes installer CLI, bundles, workflows, and official/community skill collections.

restic

github

Fast, secure, efficient backup program

certbot

github

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

erpnext

github

Free and Open Source Enterprise Resource Planning (ERP)

go-zero

github

A cloud-native Go microservices framework with cli tool for productivity.

caveman

github

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

posthog

github

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

mmdetection

github

OpenMMLab Detection Toolbox and Benchmark

kitty

github

If you live in the terminal, kitty is made for you! Cross-platform, fast, feature-rich, GPU based.

dokku

github

A docker-powered PaaS that helps you build and manage the lifecycle of applications

CheatSheetSeries

github

The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

minikube

github

Run Kubernetes locally

seaweedfs

github

SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables, designed to handle billions of files with O(1) disk access and effortless horizontal scaling.

interactive-coding-challenges

github

120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

lux

github

👾 Fast and simple video download library and CLI tool written in Go

changedetection.io

github

Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!

tqdm

github

:zap: A Fast, Extensible Progress Bar for Python and CLI

jumpserver

github

JumpServer is an open-source Privileged Access Management (PAM) platform that provides DevOps and IT teams with on-demand and secure access to SSH, RDP, Kubernetes, Database and RemoteApp endpoints through a web browser.

algo

github

Set up a personal VPN in the cloud

hosts

github

🔒 Consolidating and extending hosts files from several well-curated sources. Optionally pick extensions for porn, social media, and other categories.

daily_stock_analysis

github

LLM驱动的 A/H/美股智能分析器：多数据源行情 + 实时新闻 + LLM决策仪表盘 + 多渠道推送，零成本定时运行，纯白嫖. LLM-powered stock analysis system for A/H/US markets.

AstrBot

github

AI Agent Assistant that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw alternative. ✨

awesome-copilot

github

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

consul

github

Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.