Kerlig

Kerlig is an AI writing app for macOS that helps users save time on written communication at work. It integrates AI into the macOS workflow, allowing users to write emails, Slack replies, Jira tickets, proofread text, and chat with documents directly from any application. The app supports over 350 AI models from providers including OpenAI, Anthropic, Google Gemini, Groq Cloud, Ollama, OpenRouter, xAI, Perplexity, LM Studio, Mistral, and Amazon Bedrock, as well as Apple Foundation Models. Users can run actions via a global hotkey (⌥ option + space), customize actions and presets, and use features like attachments, deep research, chat history, citations, and reasoning models. Kerlig offers a native macOS experience with a focus on speed and shortcuts.

Key Features

• Proofread & Improve Writing: Fix spelling and grammar, improve writing, summarize, simplify, and more.
• Write Replies: Compose Slack and email replies that match the user's tone of voice.
• Chat with Documents: Analyze, summarize, and chat with webpages, ebooks, images, and other document types.
• Custom Actions & Presets: Create and customize actions and presets to fit individual workflows.
• Multi-Model Support: Switch between 350+ AI models from various providers with one click.
• Privacy: Messages are sent directly to AI providers and stored encrypted on the user's Mac.
• Team Deployment: Remote team deployment via CLI with priority support.

Who It’s For

Kerlig is designed for professionals, including product designers, software engineers, business owners, PhD students, and anyone who needs to communicate efficiently in writing at work.