Key Bindings Overhaul Mod 1.7.10. For one button you can bind unlimited amount of actions, and all of them will work.
For example, if you bind to M wrench switch key from EIO, Mekanism, Jetpack mode switch…
Without this mod: when you will press M nothing will happen, event if you’e wearing jetpack, holding wrench…
WithKey Bindings Overhaul Mod: all actions will run: if you are holding wrench – mode will be switched, if you’re wearing jetpack, jetpack mode will be switched.
Warning: if you are holding wrench AND wearing jetpack, BOTH ACTIONS WILL HAPPEN!
How to install Key Bindings Overhaul Mod 1.7.10
Download Links for Key Bindings Overhaul Mod 1.7.10
For Minecraft 1.7.10
For Minecraft 1.8