Fantasia Archive is described as 'Free offline worldbuilding and story creation tool with dozens of templates, complex tagging options, document linking, and project-wide search. Template examples: characters, places, events, religions, currencies, magic, species, languages' and is an app in the News & Books category. There are more than 10 alternatives to Fantasia Archive for a variety of platforms, including Windows, Online / Web-based, Mac, Android and Linux. The best alternative is Manuskript, which is both free and Open Source. Other great apps like Fantasia Archive are Scrivener (Paid), yWriter (Freemium), OmniaWrite (Free) and Plottr (Paid).
Manuskript is an open-source tool for writers, with outliner, character management, plot development, distraction-free editor, etc. Outliner Organize your thoughts and snippets in a hierarchical manner. Organize them as you wish, reorganize them on the go.
yWriter is a writing tool that uses "scenes" as a unit of text and allows you to associate that text with all manner of story elements (characters, locations, items) as well as place it and rearrange it within the context of chapters.
A visual story plotting tool that makes it simple to plan out your next novel. Drag and drop scenes, and plot lines. Keep all your notes in one place. It helps you to organize, simplify, and have more time for writing!.
The ultimate toolkit for world-builders. A WIKI FOR WORLDS Use on-the-fly article creation and templates to easily expand your evolving world. AUTO-LINKING The editor recognizes familiar names in your articles and automatically creates links.