I find most Continuous Delivery tools/services overkill most of the time, so I wrote (and heavily use, even in enterprise setups) my own tool „SimpleCD“, which

I find most Continuous Delivery tools/services overkill most of the time, so I wrote (and heavily use, even in enterprise setups) my own tool „SimpleCD“, which is just a single Bash script, but is extremely powerful and flexible: https://github.com/manuelkiessling/simplecd https://github.com/manuelkiessling/simplecd