Diamond/Pearl

The D/P generation began in 2007 following the North American release of Pokémon Diamond and Pearl. It introduced 107 new Pokémon, the physical/special damage split, and Wi-Fi play. Currently, D/P is typically played online on the simulator Pokemon Showdown. During the fourth generation (roughly 2007–2010), the most popular simulator was Shoddy Battle.

Pokémon
Detailed statistics & strategy for every Pokémon in the game.
Articles
In-depth guides on how to play the game from the experts.
Tiers
Find out where your Pokémon are ranked!
Metagames
Check which Pokémon have an analysis for each metagame!
Types
A chart listing the 17 Pokémon types and how they interact with one another with regard to effectiveness.
Moves
Inner workings of game mechanics clearly explained.
Items
Inner workings of game mechanics clearly explained.
Abilities
Inner workings of game mechanics clearly explained.
Natures
A chart detailing the 25 Natures a Pokémon can have and which statistics are benefitted/hindered by a given Nature.
Damage Calc
A damage calculator for DPP made by DougJustDoug.