e4 Repertoire PGN and openings libraries

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putshort
  1. Complete e4 Repertoire
  2. Openings White & Black
  3. PGN Database
  4. Poe Repertoire - Chess Position Trainer 5.1, requires free trial.
putshort
The first one listed is interactive using li*hess.
Yerachmeal

The top one is the best out of the 4