Write Together - Learn to write, together, one day at a time.

Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.

Typely - A sensitive, unobtrusive and reliable tool for any writer, newspaper editor, teacher, blogger or student STA

Celtx - Celtx is a scriptwriting software platform with applications in a wide range of mediums but that specializes in helping screenwriters.

Kludd.co - Everyone writes.

Scrivener - Scrivener is a content-generation tool for composing and structuring documents.