FountLion

A Fountain screenplay editor for OS X 10.7 Lion.

Features

• Syntax highlighting with standard screenplay margins (scene headings, action, character, dialogue, parenthetical, transition)
• Scene numbers in the left margin and page numbers in the right margin
• Bordered text column (left/right rules) that recenters on window resize
• Character name autocomplete
• Status bar with file path, word/character count, font size picker (10–24 pt), and dark mode toggle
• Light and dark mode (persisted across launches)
• Find panel (Cmd+F, Cmd+G)
• New documents open with a Fountain title-page template
• Native .fountain file association

Build

Requires Xcode installed at /Applications/Xcode.app.

make        # build and launch
make test   # run tests
make clean  # remove build artifacts

Fountain format

Fountain is a plain-text markup language for screenplays. See fountain.io for the spec. A sample script (Big-Fish.fountain) is included in the repo.

Credits

The Fountain parser in src/vendor/ is based on nyousefi/Fountain (MIT). The rest of the code was written by Claude Sonnet 4.6.

License

MIT — see LICENSE.