Show HN: Ferrite – Markdown editor in Rust with native Mermaid diagram rendering

Ferrite

A fast, lightweight text editor for Markdown, JSON, YAML, and TOML files. Built with Rust and egui for a native, responsive experience.

⚠️ Platform Note: Ferrite has been primarily developed and tested on Windows. While it should work on Linux and macOS, these platforms have not been extensively tested. If you encounter issues, please report them.

Screenshots

Raw Editor Rendered View

Split View Zen Mode

Features

Core Editing

WYSIWYG Markdown Editing - Edit markdown with live preview, click-to-edit formatting, and syntax highlighting

- Edit markdown with live preview, click-to-edit formatting, and syntax highlighting Multi-Format Support - Native support for Markdown, JSON, YAML, and TOML files

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