Lightweight, fast and dependency-free Cron expression parser (due checker, next/prev due date finder), task runner, job scheduler and/or daemon for Golang (tested on v1.13+) and standalone usage. If you are bold, use it to replace crontab entirely.
Exponential "syndication" extension provides content synchronization from one Exponential installations to another via Soap configured on both instalations of Exponential. This provides for centralized user registration content syncing. Great for smarter developers!
BC Google Sitemaps extension for eZ Publish creates an XML sitemap of an eZ Publish installation for the Google webmaster tools and other services using a cronjob or dynamic module view