Celtx is described as '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' and is a Novel Authoring tool in the news & books category. There are more than 50 alternatives to Celtx for a variety of platforms, including Web-based, Windows, Mac, Linux and iPhone apps. The best Celtx alternative is Scrivener. It's not free, so if you're looking for a free alternative, you could try Manuskript or Story Architect (STARC). Other great apps like Celtx are Quoll Writer, Final Draft, GrinTale and Gingko Writer.
Clapperbie is the first screenwriting and production platform designed for franchises, series, and cinematic universes. Go beyond single scripts and manage entire story worlds in one unified workspace.
Free Scrivener-style novel writing app in your browser: binder, corkboard, plot board, outliner, character sheets, and compile to PDF, DOCX and ePub.
United States
United States
Created by a writer and designed for other writers, Qenna Writer brings together a wide range of tools built specifically for the art of fiction. Whether you're managing projects and documents, tackling intense brainstorming sessions, or simply putting your ideas down on...
Brazil
Inkbreaker is a full writing platform for your whole writing practice. Draft and publish in a real editor, build a body of work, and grow alongside a community of working writers. It supports fiction, nonfiction, poetry, copywriting, journalism, technical writing, screenwriting...
United States
Outcome is a desktop writing and creative workspace designed to help writers, researchers, creators, and organizations manage complex content in a structured environment.
United Kingdom
The Scriptwriter is a free editor built specifically for writing stage plays. It runs as a single HTML file in any modern browser, installs as a desktop app via PWA on every major OS, and works fully offline.
United States
The all-in-one filmmaking software suite - script to wrap in one project file, with 20 synced apps and the DollyAI assistant.
United Kingdom
Build a shoot day call sheet on iPhone, iPad, Mac or the web, add a true-north Sun Path and a site map, then send each person a private link and see who confirmed.
United States
Guided platform for fiction authors offering structured workflows from idea to publication, with an intelligent AI writing partner, manuscript revision, packaging tools, full author control, privacy, markdown export, and flexible, template-free authoring.
Test screenplay structure before production. Benchmark your script against 120+ films that moved audiences. Data-driven narrative analysis.
WorkingScript is a screenwriting app that runs in any browser and installs as an app that works fully offline — on a laptop, a tablet or a phone, with the wifi off.
United Kingdom
