BlankPage - Stay motivated to write, and finish your story
Affinity Publisher - Professional desktop publishing app
Novelize - Novelize is an online novel writing app designed to keep authors on track.
Contenta Publishing Suite - Contenta Publishing Suite is an advanced-level and web-based publishing software solution offered by RWS that allows you to create good quality content and offers you optimized steps and procedures to publish the content successfully.
Manuskript - Open-source tool for writers.
RebelMouse - Publishing platform for distributed content