LanguageTool
Grammar & editingOpen-source grammar and style checker with self-hosting option
- Stars
- ★ 15.2k
- Licence
- LGPL-2.1
- Updated
Alternative to Grammarly, ProWritingAid

Online manuscript editing and analysis for fiction authors
Last verified:
AutoCrit is an online editing tool for authors that analyses pacing, repetition, dialogue and other fiction-specific issues, with planning and formatting tools. It has a Free Forever plan and a paid Pro plan (listed at $30 a month, cheaper billed annually).
Open-source grammar and style checker with self-hosting option
Alternative to Grammarly, ProWritingAid
Command-line prose linter with custom style guides
Alternative to Grammarly, ProWritingAid
Readability highlighter for clearer, shorter sentences
Alternative to Grammarly, ProWritingAid
Deep manuscript editing reports for fiction and non-fiction
Alternative to Grammarly, Hemingway Editor
Windows novel organiser with built-in manuscript analysis
Alternative to Scrivener, ProWritingAid
AI writing partner built specifically for fiction
Alternative to ProWritingAid