Tinkers' Tool Leveling gives Tinkers' Construct tools XP for doing their intended jobs, such as mining with pickaxes or killing enemies with swords. Each level grants an extra modifier and requires twice the XP of the previous level, with no upper limit. Available for Forge on Minecraft 1.10.2–1.12.2.
Rent your own Minecraft server and install the addon with one click from the panel to turn everyday tool use into steady progression.