Langfa.st is a fast and minimal playground for testing and refining AI prompts. It supports over 50 large language models, including OpenAI, Anthropic, Mistral, Cohere, Google, and others — all available instantly without setup. You can insert variables, use Jinja2 templating, and compare outputs across models. There’s no need to sign up or bring your own API keys — it works out of the box. Langfa.st was built to eliminate the friction of existing tools: complicated UIs, required credentials, or overpriced subscriptions. It gives AI teams and prompt engineers a clean, disposable space to experiment, debug, and iterate — all in one tab. Free to use. You only pay if you need more volume or power features.

Langfa.st is a fast and minimal playground for testing and refining AI prompts. It supports over 50 large language models, including OpenAI, Anthropic, Mistral, Cohere, Google, and others — all available instantly without setup. You can insert variables, use Jinja2 templating, and compare outputs across models. There’s no need to sign up or bring your own API keys — it works out of the box. Langfa.st was built to eliminate the friction of existing tools: complicated UIs, required credentials, or overpriced subscriptions. It gives AI teams and prompt engineers a clean, disposable space to experiment, debug, and iterate — all in one tab. Free to use. You only pay if you need more volume or power features.

AI-powered Git helper that generates meaningful commit messages directly from your code changes. Product Long Description GitGenie is a free and open-source AI-powered Git assistant that automatically generates professional commit messages from your code changes. Designed to save developers time and improve workflow, GitGenie ensures a clean, consistent commit history without the hassle of manually writing messages. The tool works globally across projects, whether Node.js based or not, and can be installed once via npm for use in any repository. With its intelligent commit generation, GitGenie boosts productivity, maintains best practices, and helps developers focus more on building rather than documenting. GitGenie is permanently free and community-driven, making it an essential productivity tool for developers of all levels.

AI-powered Git helper that generates meaningful commit messages directly from your code changes. Product Long Description GitGenie is a free and open-source AI-powered Git assistant that automatically generates professional commit messages from your code changes. Designed to save developers time and improve workflow, GitGenie ensures a clean, consistent commit history without the hassle of manually writing messages. The tool works globally across projects, whether Node.js based or not, and can be installed once via npm for use in any repository. With its intelligent commit generation, GitGenie boosts productivity, maintains best practices, and helps developers focus more on building rather than documenting. GitGenie is permanently free and community-driven, making it an essential productivity tool for developers of all levels.