- scrapy 3 Official Github mirror of Scrapy, a fast high-level screen scraping and web crawling framework for Python.
- celery 2 Distributed Task Queue
- django-notification 2 user notification management for the Django web framework
- zxcvbn 2 realistic password strength estimation
- tornado 1 Tornado is an open source version of the scalable, non-blocking web server and tools that power FriendFeed.