D&D Beyond is a web-based app offering a bunch of digital tools to help run and manage your game. The beta test is currently available for free and is being released in three phases.
If you're starting to get bored of the Unearthed Arcana experiment into creating new class archetype options then you're in good company because the designers seem to be of largely the same disposition. Even they've lost momentum
Unearthed Arcana are now two thirds of the way through supplying optional archetypes for the base Classes. Do we start using them now, or wait until they're all released? After all, surely it's better to have all
But players can't help but want to be special, and some jerk at your table will want to play some bloody weird race from a setting book that has just been released.
I don't think Legendary Wrestler is a bad supplement, yet I wouldn't recommend it as a fix for the grappling rules issues in D&D5. But I don't think it actually wants to fix anything at all, really;