I made an overly complicated checklist for perfect Pokedex completion : r/PokemonLegendsArceus

Pokémon Gold/Silver/Crystal - Johto Pokédex

Brilliant Diamond and Shining Pearl Support on PokédexTracker!

Pokédex Tracker Track the Progress of Your Living Dex Completion

Pokémon Legends: Arceus 100% Completion Checklist

dataDex - Pokédex for Pokémon - Apps on Google Play

Select Pokédex, Pokédex Tracker, Checklist

Brilliant Diamond & Shining Pearl Pokedex Checklist : r/PokemonBDSP

3 ways Pokemon Legends Arceus breaks new ground for the franchise (& 2 ways it fails to make a mark)

Arcedex v1.2.0 - the Android app to track research tasks in Pokemon Legends: Arceus - now with move type links : r/PokemonLegendsArceus

Complete Pokedex Checklist : r/PokemonLegendsArceus