Originally made by @Felbourn, original thread is here: https://forum.kerbalspaceprogram.com/index.php?/topic/115700-161-nodehelper-tool-used-to-edit-node-positions/
I've updated it for KSP 1.8 and added the ToolbarController and ClickThroughBlocker to it, so it now can be in either the Blizzy toolbar or Stock toolbar
NodeHelper is a useful tool for PART developers and people like me who use existing models to create new parts. You can add, remove, and edit the nodes of a part to see
NodeHelper is an absolutely powerful tool. Godly, even. Every other month I find something new to do that benefits from having this around. Just the other day I setup 3-way and 6-way symmetry. Snowball's chance in the inferno, of making that happen without this mod. Thanks much for your efforts to keep this mod alive @linuxgurugamer.
Actually, I think click-through blocker's influence will have a huge impact. I suffer a fair deal from exactly that at times.