Apps similar to Crontab UI include Scheduled tasks, which is free. Other options are Cr*nMaster. Between them they cover Linux and self-hosting.
GNOME GUI for configuring a users' cron (automatic jobs).
Some of its features are:
Templates support so that you won't have to create the same task again and again. If run as root, you can edit any user's crontab and "at" tasks. Human-readable strings lik.
Modern web interface for managing cron jobs and scripts, provides live updates and job log streaming, displays system details, supports REST API, Docker deployment, real-time execution insights, automatic log cleanup, and multiple secure authentication options.
