PP - A generic Preprocessor VS Filepp - compare differences & reviews?

P is a text preprocessor designed for Pandoc (and more generally Markdown and reStructuredText).

filepp is a generic file preprocessor.

Flexibility
PP allows for extensive customization and flexibility in preprocessing tasks, enabling users to tailor the tool to their specific preprocessing needs.
Wide Language Support
PP is designed to work with a variety of programming languages, making it suitable for diverse coding environments and projects.
Open Source
As an open-source tool, PP is free to use and can be modified according to user requirements, promoting community collaboration and continuous improvement.
Simplicity
The tool provides a simple syntax and usage pattern, making it accessible to users who need efficient preprocessing without a steep learning curve.

Limited Documentation
PP's documentation might not be as comprehensive as some users would prefer, potentially making it difficult for newcomers to take full advantage of its features.
User Support
Being a less mainstream tool, PP may not have as large a user community for support, which could make troubleshooting more challenging.
Performance
For very large projects, PP may not be as optimized as other preprocessors specifically designed for high performance, possibly affecting execution speed.

Flexibility
Filepp is a highly flexible preprocessor, allowing for various configurations and customizations tailored to specific needs.
Macro Support
It provides robust support for macros, which can enhance code reusability and simplify complex code structures.
Command Line Compatibility
Filepp operates smoothly with command-line interfaces, making it suitable for automation and integration into various development environments.
Lightweight
The tool is lightweight, ensuring that it does not significantly impact system performance or resource usage.

Learning Curve
New users may encounter a steep learning curve due to the extensive features and capabilities of Filepp.
Limited Documentation
The documentation available for Filepp is limited, which can make it challenging for users to fully understand and utilize its features.
Niche Application
Filepp's functionality is generally suited to specific preprocessing tasks, potentially limiting its use to niche applications.
Lack of Active Development
There may be a lack of active development and community support, which can affect the availability of updates and bug fixes.