Minecraft notes, links, data etc.
Edit .dat files (Named Binary Tags) More info @ minecraftforum.net
Extended Minecraft Launcher with many features More info @ multimc.org
(Saved) world editor for Minecraft (Java edition) More info @ mcedit.net
3d blockmodel editor (app and web) with multiple object formats More info @ blockbench.net
Multiversion Minecraft Launcher More info @ github.com/MCMrARM
Extended Minecraft Launcher with or without server sign in, easy mods & skinning More info @ TLauncher.org
Minecraft commands generation More info @ MCStacker
Minecraft education with web based ide (and Minecraft Java client) More info @ Magikcraft.io