Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.
Novelize - Novelize is an online novel writing app designed to keep authors on track.
Trelby - The free, multiplatform, feature-rich screenwriting program!
Manuskript - Open-source tool for writers.
KIT Scenarist - Simple and powerful application for writing screenplays.
BlankPage - Stay motivated to write, and finish your story