LineupLab is an advanced MLB, NBA & NFL lineup optimizer for Daily Fantasy Sports. Build the best NFL, NBA & MLB lineups for FanDuel & Draftkings. Most pros utilize a DFS optimizer, why don't you? We have the daily fantasy tools to level the playing field. Our advanced projections and Lineup Lab Optimizer will give you the opportunity to place in more tournaments. With our Player Lab tool, you can filter out specific stats to find the best individual players to fill those blank spots in your lineup. Also included, analyze historical player salaries and fantasy points with our new Daily Fantasy Graphs tool.