Free tools

Run coding agents (Claude Code, Codex, OpenCode) inside hardware-isolated microVMs with snapshot isolation and egress control.

An open source desktop software based on OpenAI's Whisper to recognize speech and generate subtitles — Free

Open-source CLI that scans your codebase and generates AI agent configs (CLAUDE.md, .cursorrules, skills, MCPs) for Claude Code, Cursor, and Codex. Scores your setup 0–100 and recommends MCP servers.

Image to Cartoon. — Best AI cartoonizer online for free.

AI-powered changelog generator. Connects to GitHub, auto-generates categorized changelogs from commits and PRs on every release. Free tier available, Pro $9/mo.

Best Real AI Girlfriend Chat Online Free – Virtual AI GF & Anime Companion

Desktop application that uses ChatGPT API (OpenAI API) to store all chat messages and prompts locally, thus reducing the risk of data loss. A bit more stable to use than the web version — Free, requires apikey with OpenAI

ChatGPT — OpenAI's AI chatbot, including GPT-5.4. Best for general purpose, coding, and creative writing. Great for most users. Memory function is currently the best - it remembers what you've said and picks up right where you left off in the next conversation, making it feel mos

Add various helper functions in Jupyter Notebooks and Jupyter Lab, powered by ChatGPT.

A repository of useful data science prompts for ChatGPT.

Free Chrome extension to generate entire emails and messages using ChatGPT AI. All sites are supported and enhanced support for Gmail.

One-Click to get a well-designed cross-platform ChatGPT web UI, with GPT3, GPT4 & Gemini Pro support. — Free

Open source, ChatGPT shortcut commands that double productivity, partitioned by domain and function, can filter prompt words by tag, keyword search and one-click copy. — Free

Use different chatbots in one app, currently supporting ChatGPT, new Bing Chat, Google Bard, Claude, and 10+ open-source models including Alpaca, Vicuna, ChatGLM etc. — Free/Paid

Free AI Girlfriend Chat

ChatTTS is a text-to-speech model designed specifically for dialogue scenario such as LLM assistant. It supports both English and Chinese languages. Our model is trained with 100,000+ hours composed of chinese and english. Website：https://chattts.com/ — Free

Cherry Studio is a desktop client that supports for multiple LLM providers, available on Windows, Mac and Linux. Support major LLM Cloud Services: OpenAI, Gemini, Anthropic, and more AI Web Service Integration: Claude, Peplexity, Poe, and others Local Model Support with Ollama, L

civitai — civitai.com is a website platform for sharing AI image creation model resources, with a large number of models, has become the main model exchange place in the SD open source community — Free

AI Writing Partner for a Distraction-Free, Seamless Typing Experience

Anthropic's AI coding assistant with strong long‑context understanding, complex code refactoring and agent capabilities. Intro — Free

Open-source AI coding platform with Web IDE, multi-agent system, 37+ tools, and MCP protocol support. Features browser-based IDE with Monaco editor, Blueprint multi-agent orchestration, and scheduled task daemon.

Claude — Anthropic's AI chatbot, including Claude Opus 4.6. Best for coding, long context, safety, and enterprise use. Cowork functionality transforms AI into a true "agent" rather than just a chatbot - can pull financial data, build Excel forecasting models, etc., with high effi

GitHub Action + CLI that uses Claude AI to automatically review pull requests, post inline comments, and report token costs. Supports strictness levels (lenient/balanced/strict). Zero dependencies, Python 3.8+.

clipdrop — clipdrop by stability.ai. Has many AI image processing tools, such as stable diffusion XL, uncrop, reimage XL, stable doodle. — Free/Paid