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Story Architect (STARC)Celtx
Freemium

A free version with unlimited projects is available, and some features are reserved for…

 Freemium

Free account available, with a 7-day trial of paid features.

Windows, macOS, Linux, iOS Web
  • TV series with all episodes kept in one project
  • Screenplays, comics, plays and books share one story bible
  • Script editors for many formats, including theater and games
  • Storyboard and beat sheet tools
  • Proprietary licence on Linux builds
  • AI assistant relies on ChatGPT technology
  • Many features sit behind paid plans
  • Requires an account
Downloadable app Web application
Closed source Closed source
License: Proprietary License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.