Free & Open Source

Select text
CTRL+G
Fixed

Perfect for emails, chat messages, documents, and social media posts. No more copy-pasting between tools — KeyLint fixes your text instantly, wherever you're typing.

Text fixes that stay out of your way

Silent Fix

Select text in any app. Press the hotkey. Your clipboard text is fixed and written back — no window, no interruption, no copy-paste loop.

✍️

Deep Enhance

Open the enhancement panel to rewrite for tone, brevity, or formality. Preview the result before it replaces your text.

🤖

BYOK

Bring your own API key — OpenAI, Anthropic, Ollama, or AWS Bedrock. Keys stay in your OS keyring and never leave your machine.

🌍

Multilingual

Writes in English? Fixed in English. German? Fixed in German. KeyLint detects the language and corrects without translating.

🖥️

System Tray

Lives in your system tray. Single-click for the menu, double-click to open. Uses minimal resources.

🔒

Private

All API calls go through the local Go backend on your machine. No telemetry, no cloud sync, no clipboard history stored.

Works with the AI providers you already use

OpenAI Anthropic Ollama (local) AWS Bedrock

Fix your writing in 60 seconds

Download, add your API key, press Ctrl+G.

Download for Windows