What is RedPen?

RedPen is a proofreading tool to help writers or programmers who write technical documents or manuals that need to adhere to a writing standard.

RedPen automates the verifications of input documents written in natural languages — NOT computer languages such as C++ or Java.

Introduction


Customizable

RedPen is highly customizable. Choose provided validators and add them to your configuration file.

Language Independent

RedPen works with any documents with any languages (English, German, Japanese, Chinese...).

Support Markup Text Formats

RedPen validates texts written in markup languages (Markdown, Textile, AsciiDoc, reStrcuturedText, and LaTeX) directly.