If you try holding the space bar with Jump Boost (I tried with Jump Boost II) you will slowly go forward
Reproducing:
1) Drink a Jump Boost 2 potion
2) Look forward
3) Hold space bar
4) Watch if you moved from the initial position
MC-93761
Moving while jumping with Jump Boost
Resolved
Cannot Reproduce
0
Cannot reproduce. Please describe the issue in detail and provide steps to reproduce it.