Agent Skills - Production-Grade Skills for AI Coding Agents

Agent Skills is a collection of production-grade engineering skills by Addy Osmani, designed so AI coding agents follow senior engineering workflows consistently across every phase of development. Seven slash commands map to the full development lifecycle: /spec — Define what to build with requirements and acceptance criteria /plan — Break work into small, atomic, verifiable tasks /build — Implement incrementally, one slice at a time /test — Prove it works with failing tests first /review — Five-axis code review before merge /code-simplify — Clarity over cleverness /ship — Pre-launch checklist, monitoring, rollback plan The collection includes 19 skills covering the full engineering lifecycle — from spec-driven development and TDD through security hardening, performance optimisation, and deployment — plus three dedicated agent personas (code reviewer, security auditor, test engineer) that run as subagents for structured, formatted review passes. ...

April 8, 2026

IT-Tools - Handy Tools for Developers

IT-Tools is a comprehensive collection of handy utilities for developers, offering a wide range of tools with a focus on excellent user experience. This open-source project provides developers with essential utilities all in one place, eliminating the need to search for individual tools across the web. Key features: Crypto Tools: Token generators, hash text utilities, encryption/decryption tools, password strength analyzers Converters: Various data format conversion utilities Generators: UUID/ULID generators, mock data creators Formatters & Validators: Code formatters, JSON/XML validators Web Development: CSS/HTML utilities, color pickers, responsive design tools Network Tools: IP lookup, DNS information, HTTP request testing Text Manipulation: String encoders/decoders, diff viewers, regex testers Clean, Intuitive UI: Well-organized categories with a modern interface Dark/Light Mode: Support for different visual preferences Completely Free: Open-source project with GPL-3.0 license Whether you’re working on frontend development, backend systems, or just need quick access to common developer utilities, IT-Tools provides a centralized platform with a consistent, user-friendly interface. The project is actively maintained and has gained significant popularity with over 27,000 stars on GitHub. ...

February 26, 2025

Cline - AI Development Assistant in VSCode

Cline is a VSCode extension that brings AI-powered development assistance directly into your editor. Unlike cloud-based solutions, Cline runs locally and integrates deeply with your development environment, providing contextual assistance while maintaining privacy and security. Key features: Local AI execution for privacy and speed Deep VSCode integration File system awareness and manipulation Built-in browser automation capabilities Extensible tool system Project-specific configuration Support for multiple AI models Context-aware code suggestions Automated task execution Custom command creation What sets Cline apart is its ability to not just suggest code, but to actively help implement solutions through its powerful tool system. It can read and write files, execute commands, search codebases, and even automate browser interactions, all while maintaining a conversation about your development needs. ...

February 17, 2024

TypingMind - Enhanced ChatGPT Interface

TypingMind is a professional interface for ChatGPT that enhances the interaction experience with advanced features and improved usability. It provides a more powerful and flexible way to interact with GPT models while adding valuable features not available in the standard ChatGPT interface. Key features: Support for multiple AI models (GPT-3.5, GPT-4, Claude, etc.) Custom prompt templates and management Conversation folders and organization Code highlighting and formatting File attachment support Conversation export and sharing Markdown and LaTeX rendering Context length management API key management Multi-language support Dark/light theme options Local storage for privacy TypingMind transforms ChatGPT into a professional tool, making it more suitable for developers, writers, and professionals who rely on AI assistance in their daily work. ...

February 17, 2024