PottyMouth, my tool for transforming completely unstructured and untrusted text to valid, nice-looking, completely safe xHTML, is finally ready for its 1.0 release. I’ve added implicit list support, which was the last feature I wanted to hold up 1.0 for. Read about what PottyMouth is and what it does here. And if you know someone who’s building a website that might need it, tell them about it.