Montage!

Trelby is simple, fast and elegantly laid out to make screenwriting simple. It is infinitely configurable.* Screenplay editor: Enforces correct script format and pagination, auto-completion, and spell checking.* Multiplatform : Behaves identically on all platforms, generating the exact same output.* Choice of view: Multiple views, including draft view, WYSIWYG mode, and fullscreen to suit your writing style.* Name database: Character name database containing over 200,000 names from various countries.* Reporting: Scene/location/character/dialogue reports.* Compare: Ability to compare scripts, so you know what changed between versions.* Import: Formatted text, Final Draft XML (.fdx).* Export: PDF, formatted text, HTML, RTF, Final Draft XML (.fdx).* PDF: Built-in, highly configurable PDF generator. Supports embedding your chosen font.* Free software: Licensed under the GPL, Trelby welcomes developers and screenwriters to contribute in making it more useful. »

Based on the Firefox engine, supports standards, visual storyboarding, production scheduling, publication & international languages MUI support. Free tutorials, videos & wiki are available from the site. There is a very helpful community too.

A new screenwriting experience brought to you by Amazon Studios. Write your screenplay and focus on the story with features like auto-formatting, offline writing, and import/export in your favorite file formats. Keep your scripts safe with unlimited, secure storage in the cloud. When you’re finished writing your screenplays, you can submit them directly to Amazon Studios for consideration!

A powerful writing environment for novelists and screenwriters

Use your creative energy to focus on the content; let Final Draft take care of the style. Final Draft is the number-one selling word processor specifically designed for writing movie scripts, television episodics and stage plays.

Plotbot is free screenwriting software. You can write your screenplay with as many or a few people as you want--right from your browser. We handle the formatting so you can concentrate on writing!

Part word processor, part database, StoryMill provides every author with the tools essential to writing a best seller: everything from project-wide annotations to centuries-spanning timelines, an industry first. StoryMill introduces aspiring authors to multi-level writing methods of tracking characters, scenes, and locations, while professional writers will appreciate StoryMill's time-saving ability to oversee and manage the full creative process with Smart Views. Built from the ground up for Mac OS X, StoryMill offers an innovative way to channel and fine tune the creative writing process. Although StoryMill provides an impressive array of features to help you write and track the details of your story more effectively, none of them are required! StoryMill is incredibly flexible: it can simply be a no-nonsense place to write and revise using its distraction-free full-screen and powerful annotations, or a complete database of every character, location, and scene that makes up your novel. »

Assisted writing with powerful auto formatting. Script formats supported include UK and US Screenplay, Stage Play,TV Show Episode, Scene Style Radio Play, Taped Drama (BBC), Taped Sitcom (BBC) and a paper saving Green Draft (for proof reading). Includes character notes, an outliner and a treatment editor.

Slugline is a minimal, distraction-free environment for the most important part of screenwriting—the writing part.

Official website: http://page2stage.sourceforge.net/

Story Outlining & Script Formatting Software for Mac & PC

Scriptware scriptwriting software, for writing scripts faster and easier than ever. Screenplay software for script writers. The screenwriting software choice of screenwriters on over 70 TV shows and dozens of movies!