Quadrigram

Quadrigram: Open-Source Writing Assistant

Catch grammar, spelling, punctuation, and style issues with Quadrigram, an open-source alternative to Grammarly for writing improvement.

What is Quadrigram?

Quadrigram is an open-source grammar, spelling, and style checking software. It was created as an alternative to commercial options like Grammarly or Microsoft Editor. Quadrigram analyzes written text and uses natural language processing and machine learning algorithms to detect grammar, spelling, punctuation, and other stylistic issues.

Key features of Quadrigram include:

• Grammar checking for issues like subject-verb agreement, double negatives, run-on sentences etc.
• Spelling correction
• Punctuation checking and correction
• Style suggestions for clearer, more concise writing
• Customizable rule sensitivity
• Available as a browser add-on, desktop app, or API
• Actively developed and maintained on GitHub

As an open-source project, Quadrigram offers a no-cost alternative for improving your writing quality. Since anyone can contribute features and improvements, it tends to update more frequently compared to proprietary software. Overall Quadrigram provides solid automated proofreading to catch common writing issues.

Quadrigram Features

Official Links