Free tools
They run in your browser. Nothing you paste or pick is uploaded; the card tools look up card names and printings only.
Decklist converterMoxfield, Archidekt, Arena, MTGO and TappedOut text
Collection CSV converterAny collection app’s export to Moxfield or Deckbox
Legality checkerA decklist against every format, and its colour identity
Decklist priceWhat a list costs, card by card
Collection valueWhat a collection export is worth
Registration sheetA decklist as a PDF to hand in at an event
Draw oddsThe chance to draw a card by each turn
Deck diffWhat goes in and out between two lists