Preflight

Includes support for the PDF/X and PDF/A standards, along with custom user-defined rulesets.

The library is pretty bare bones, but it's an alternative to expensive preflight PDf checking software, while also being easy to understand and extend.

What is new in this release:

• New rules
• Improved the behavior of some rules
• Stopped rule arguments that are mutated from affected later profile checks

What is new in version 0.2.0:

• New rules.
• Bug fixes and improvements to existing rules.
• Improved documentation.