Last Updated on September 19, 2024
RedPen is a proofreading tool to help writers or programmers who write technical documents or manuals that need to adhere to a writing standard. It provides both a simple standalone command line tool and a server.
RedPen automates the verification of input documents written in natural languages — NOT computer languages such as C++ or Java.
This is free and open source software.
Features include:
- Supports various input text formats: Plain text, Markdown, Textile, AsciiDoc, Wiki, Re:VIEW, reStructuredText, LaTeX, and Java Properties.
- Output formats supported: Plain text, XML, and JSON.
- Highly customizable. Choose provided validators and add them to your configuration file.
- Works with documents with any languages (English, German, Japanese, Chinese…).
- Server – provides not only a UI but also a practical REST API.
- Plugin system: users can write their extensions with JavaScript.
- Annotation based error suppression.
- Cross-platform support – runs under Linux, macOS, and Windows.
Website: redpen.cc
Support: github.com/redpen-cc/redpen
Developer: Takahiko Ito
License: Apache License 2.0
RedPen is written in Java. Learn Java with our recommended free books and free tutorials.
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