Daemontools

daemontools is a process supervision toolkit written by Daniel J. Bernstein as an alternative to other system initialization and process supervision tools, such as Init.

Some of the features of daemontools are:


 * Easy service installation and removal
 * Easy first-time service startup
 * Reliable restarts
 * Easy, reliable signalling
 * Clean process state
 * Portability

Similar applications are runit, s6, and daemontools-encore.