Simple, free, multiplatform.

Trelby is a free screenwriting application that runs on Linux and Windows. It automatically follows screenplay formatting guidelines and helps you write your story quicker. It has multiple writing modes, including a fullscreen mode that will hide away all other distractions from your screen.

Trelby on Ubuntu.

Trelby on Windows

Fullscreen mode

Draft mode - page splits are hidden

Layout mode: what you see is what you get.

Full featured

Trelby has all the features needed for writing a screenplay, including bells and whistles like spell-checker, and a worldwide character name database. It even checks for screenplay formatting errors in the script.

We use our own open fileformat to save screenplays and can also import formatted TXT, and Final Draft XML (.fdx) files. Trelby can export to PDF, TXT, RTF, HTML and Final Draft.

Name database


PDF options


Infinitely customizable

Trelby allows you to control every aspect of the program. From defining what [Enter] and [Tab] do, to what screen elements are shown in print, to font and interface colors, everything is configurable.

Tiny things you can change

Page margin settings

Interface font settings

Title page dialog

Reporting, and statistics

Trelby can provide you with details like per character breakdown of lines, per scene breakdown of dialog and action, a graph of when the characters are active in a script and overall script stats. Trelby can also compare different revisions of your script and show you how they differ.

Script report

Character breakdown

Dialogue chart

Script compare

All images released under CC-BY-SA 3.0.

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