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draftfast

Free Python library that automates DraftKings and FanDuel lineup building

Lineup optimizer
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About draftfast

draftfast is a free Python library, published on GitHub and PyPI, for building and optimizing DraftKings and FanDuel lineups from salary files and your own projections. It ships rule sets for NFL, NBA, MLB, NHL, WNBA, PGA, NASCAR, soccer, EuroLeague, tennis, CS:GO, F1 and XFL, including several showdown formats. The project dates to 2015; its last release, 3.12.5, came out in January 2024.

Features

  • pip install draftfast
  • Site- and sport-specific rule sets
  • Salary CSV import
  • Exposure limits and multi-lineup builds
  • Showdown and pick'em rule sets
  • Requires Python 3.12+

Sports and sites covered

Works with

  • DraftKings
  • FanDuel

Pricing

Free

Install via pip; no license file listed on GitHub

Prices as listed on github.com when we checked. Confirm current pricing on their site.

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Sources and corrections

Last checked Oct 3, 2026. We build every listing from the sources below and recheck them regularly. If something about draftfast has changed, let us know.