A CommonMark renderer that outputs pretty plain text or compliant CommonMark.
A Python extension module that wraps Google's diff_match_patch C++ implementation for very fast string comparisons. Version 1.0.2 fixes a build issue on Macs.
A robust email syntax and deliverability validation library for Python 2.x/3.x.
A Django 1.7+ model field for use with Python 3 enums.
A simple client/tool for Let's Encrypt or any ACME server that issues SSL certificates.
Finds differences between two PDF documents
All the annoying things to make YAML usable in a source controlled environment.
Compares two XML documents by diffing their text, ignoring structure, and wraps changed text in <del>/<ins> tags.