harperAutomattic/harper
Offline, privacy-first English grammar checker written in RustPersonalEducation & researchCareer builderWebDocker / self-hostCLI★ 17kApache-2.0commit 11 hours agolive demo79worth
Open-source alternatives to Grammarly
Grammarly is a writing assistant that reviews spelling, grammar, punctuation, clarity, and tone in text. It is used by students, writers, and professionals across different applications.Grammarly is made by Grammarly, Inc.. It is not open source. This open-source project does the same job, closest first.
AI & LLM tooling, Education & research
Compare at a glance
| Project | Type | Self-host with Docker | License | Stars | Last commit |
|---|---|---|---|---|---|
| harper | Web, Docker / self-host, CLI, Library / SDK, Extension / plugin | Yes | Apache-2.0 | 17k |