Flatsonar

Ferrite

by OlaProeis

Write and preview markdown

Broad permissions Verified creator MIT v0.3.0
Install Source code

Support the creators

Flatsonar is just the shop window. The people below made Ferrite.

GitHub Sponsors
Screenshot 1 of Ferrite Screenshot 2 of Ferrite Screenshot 3 of Ferrite

About

Ferrite is a fast, native markdown editor with live preview, syntax highlighting, and native Mermaid diagram rendering. Built with Rust and egui for excellent performance.

Features include:

  • Three view modes: Raw editing, Split view, and full WYSIWYG preview
  • Native Mermaid diagram rendering (flowcharts, sequence, class, state, ER, Gantt, pie charts, and more)
  • CSV/TSV viewer with rainbow column coloring and sorting
  • JSON/YAML/TOML tree viewer with collapsible nodes
  • Git integration with visual status indicators in file tree
  • Workspace mode with file tree navigation
  • Find and replace with regex support
  • Synchronized scrolling between editor and preview
  • Customizable syntax highlighting themes (25+ themes)
  • Dark and light application themes
  • Zen mode for distraction-free writing
  • Multi-language interface support
  • Multi-encoding file support with auto-detection

Permissions

1 permission weaken the sandbox. Flatsonar asks before installing.

  • X11 display: X11 lets apps read input and windows of other apps
    --socket=x11
  • inter-process communication (needed for X11)
    --share=ipc
  • Wayland display
    --socket=wayland
  • X11 display, only when Wayland is unavailable
    --socket=fallback-x11
  • GPU acceleration
    --device=dri

Who publishes this

The creator demonstrably controls this app id: Flathub verification, the hosting account owns the namespace, or a well-known file on their domain.

  • verified on Flathub: the developer proved they control this app id
    publisher:flathub

Maintenance

Recent activity on the upstream repository, or built and reviewed by Flathub.

No staleness signals: recent activity, or built and reviewed by Flathub.