Top 12 Open-Source Alternatives to Grammarly

Grammarly

Clear, effective, mistake-free writing everywhere you type.

4.3

(4 reviews)

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Pricing:

Freemium
$12.0 / Monthly (Premium)
Official Pricing

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Product categories

AI AI Copywriting AI Writing Automation Blogging Education Grammar Checker Markdown Editor Spell Checker Text Editors Writing Writing Tools

Summary

The top open-source alternatives to Grammarly are Rytr, EssayToolBox, and Ink. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Rytr Landing Page
1

Rytr

Rytr is an AI-powered writing tool that helps you create high-quality content, in just a few seconds, at a fraction of the cost!
Pricing:
- Open Source
- Freemium
- Free Trial
- $29.0 / Monthly
#Content Marketing #Writing Tools #AI Writing 17 social mentions
EssayToolBox Landing Page
2

EssayToolBox

EssayToolBox features lots of tools that checks any writing for grammar and spelling mistakes, detect plagiarism, brainstorms ideas, generates summaries and conclusion, counts words, and much more.
Pricing:
- Open Source
- Free
- Free Trial
#Text Editors #Word Counter #Brainstorming And Ideation 1 user reviews
Ink Landing Page
3

Ink

Rock solid freelance contracts in minutes
Pricing:
- Open Source
#Writing Tools #AI #AI Copywriting
iA Writer Landing Page
4

iA Writer

Minimal Design, Maximum Focus
Pricing:
- Open Source
- Paid
- Free Trial
- $29.99 / One-off
#Markdown Editor #Text Editors #Writing 6 social mentions
Manuskript Landing Page
5

Manuskript

Open-source tool for writers.
Pricing:
- Open Source
#Writing Tools #Markdown Editor #Text Editors 1 social mentions
Readable Landing Page
6

Readable

Readable.io is a collection of readability and writing tools to help improve the quality of website and document content.
Pricing:
- Open Source
#Grammar Checker #Spell Checker #Proofreading 7 social mentions
SiteInspector Landing Page
7

SiteInspector

Catch spelling/grammar errors and broken links on websites.
Pricing:
- Open Source
#Web App #Open Source #SEO Tools
Trelby Landing Page
8

Trelby

The free, multiplatform, feature-rich screenwriting program!
Pricing:
- Open Source
#Writing #Writing Tools #Text Editors
Grammar Checker By EssayOnTime Landing Page
9

Grammar Checker By EssayOnTime

If you are worried about mistakes or bored with proofreading, run our grammar check to correct any punctuation or spelling errors in your writing.
Pricing:
- Open Source
- Free
- Free Trial
#Education #Writing Tools #Essay Writing Tools
PapersOwl Landing Page
10

PapersOwl

Writing help for everyone. A lot of writing tools for easy writing. Friendly support who is ready to help 24/7. More information at the website.
Pricing:
- Open Source
- Free
- $13.99 / One-off
#Education #Writing #Writing Services 14 social mentions
Scribble Landing Page
11

S

Scribble

An on demand blog-writing subscription for $499/mo 📝
Pricing:
- Open Source
#Blogging #Blogging Platform #CMS
espanso Landing Page
12

espanso

An Open Source, Cross-platform Text Expander on steroids
Pricing:
- Open Source
#Writing Tools #Personal Productivity #Automation 96 social mentions