Have you been playtesting the One D&D rules documents from Wizards of the Coast? Try these options for inspiration!
Journey To A Realm Of High Adventure With Southlands TTRPG For
Kobold Press' “Project Black Flag” Will Stay With 5E – Playtest
What Do I Know About Reviews? The Underworld Player's Guide (5e
Monstrous Crits: One Better, part 5 - Kobold Press
Matt Carlson: Gen Con 2021 – RPGs
A Guide to One-on-One D&D - D&D Duet
Tyranny of Dragons
Kobold's Press System has been officially named now. Instead of
Tales from the Shadows Dares D&D Adventurers to Tread the Twisting
Kobold Press's Tome of Heroes - A Review
Kobold Guide to Gamemastering - Flip eBook Pages 51-100
Play Dungeons & Dragons 5e Online
So, your players went off on a tangent?, A Dozen 5th Edition One-Shot Adventures for Levels 1 to 15, Never fear—Prepared! offers GMs quick solutions
Prepared! for 5th Edition (PDF)
The Giants Are Coming!, Rocks will shatter, trees will ignite, bones will break!, Since the beginning of the RPG hobby, giants have been monsters to
Larger Than Life: Giants
Monstrous Crits: One Better, part 2 - Kobold Press