For example, it allows pumping out items of generators (mv and hv) because by default people can't power it with lava buckets without taking the empty buckets from the generator manually. (viewtopic.php?f=21&t=11585&p=174212)
Furthermore, the music of music players can be changed by clicking on the top of them, a black light collecting node is added (as power source), the mk3 mining drill(s) work automatically, just hold the left mouse button, and much more, see the readme at github if you want to have a complete short list of additions, l don't update this topic description every time l add something.
Depends: default, technic
License: WTFPL
Download: zip, tar.gz
github: technic_extras
If you got ideas or found bugs, please tell them to me.
How to install a mod?