Apps similar to Manutius include Manuskript, which is free and open source. Other options are oStorybook, Fortelling, Wavemaker Novel Writing and Atticus. In total there are seven Novel Authoring Tools like Manutius for the web, Mac, Windows, Linux and Android.
Open-source software offering a hierarchical outliner, distraction-free editor, character management, plot tools, Snowflake method support, section multi-organization, customizable writing workflows, cross-platform availability, and export to standard formats.
France
EU
oStorybook is a free, open source novel-writing software for creative writers, novelists and authors which will help you to keep an overview of multiple plot-lines while writing texts.
BelgiumEU
Fortelling provides the tools you need to plot & write your book.
NetherlandsEU
Looking for a suite of tools for writing your book? This is not just a text editor it does so much more. Organise your story using timelines, planning boards and the snowflake tool, all integrated to make writing intuitive and fun.
United Kingdom
Create professional print books and eBooks easily with the all-in-one book writing software.
United States
A professional word processor, supporting writers in every phase of their book production – planning, wirting, editing and publishing.
GermanyEU
