Koi Editor
A fast, minimal, local-first code editor
Koi Editor is a fast, minimal, local-first, and scriptable native code editor built specifically for macOS. It solves the problem of sluggish text editing by delivering zero-latency typing performance, keeping your focus uninterrupted with a keyboard-first interface, zero telemetry, and no cloud dependency.
Designed for developers, writers, and power users who value speed and privacy, Koi Editor provides robust local-first performance. Whether you are editing massive source files, managing notes in Markdown, or running local AI code completion, Koi keeps your workflow entirely on your Mac.
Use Cases
- Developers writing and editing code across multiple languages
- Users taking and organizing notes in Markdown or plain text
- Engineers running local AI models for private code completion
- Power users executing shell commands and Python evaluation inline
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