For questions relating to Dungeons & Dragons as a whole, or to multiple versions of Dungeons & Dragons. If your question is about a specific version of D&D, you probably should tag it with the corresponding tag instead (see the full tag info for this tag if you're unsure which tag is appropriate).
Dungeons & Dragons is a role-playing game originally created by Gary Gygax and Dave Arneson, and published by TSR. It is now published by Wizards of the Coast, a division of Hasbro, and is the most played RPG in the world.
If your question is about a specific version of D&D, you probably should tag it with the corresponding tag instead:
- dungeons-and-dragons is for questions relevant to multiple/all versions.
- odnd - The first D&D, aka 0e, brown box/white box from 1974.
- dnd-holmes-basic - The first Basic D&D by Holmes from 1977.
- dnd-bx - Moldvay Basic and Cook Expert from 1981.
- dnd-becmi - Mentzer Red Box + (expert, companion, master, immortal) from 1983.
- adnd - Advanced Dungeons & Dragons, aka 1e, from 1977.
- adnd-2e - Advanced Dungeons & Dragons Second Edition from 1989.
- dnd-3e - Dungeons & Dragons Third Edition from 2000.
- dnd-3.5e - Dungeons & Dragons 3.5 Edition from 2003.
- pathfinder - Fork of D&D 3.5e by Paizo in 2008.
- dnd-4e - Dungeons & Dragons Fourth Edition from 2008 (includes Essentials).
- dnd-5e - Dungeons & Dragons Fifth Edition, playtested from 2012 and released in 2014.
- Also, there are various retro-clones of specific editions with their own tags.
- pathfinder-2e - Pathfinder Second Edition, the successor to the Pathfinder RPG on which it is based, released on August 1, 2019.
- pathfinder-2e-playtest - Pathfinder Second Edition Playtest, the playtest of the successor to the Pathfinder RPG on which it is based. Playtest materials were released on August 2, 2018, and the full product released on August 1, 2019.