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Dev.to
7/17/2026
Building a Free Fitness PWA with Python and Flask

Building a Free Fitness PWA with Python and Flask

Short summary

A developer shares their experience building AthleteApp, a free Progressive Web App for tracking workouts, nutrition, and body progress using Python and Flask. Features include workout diaries, macro tracking, progress charts, and a beta AI-powered exercise analysis tool. The article is light on technical detail and reads partly as a product promotion for athleteapp.pl.

  • •AthleteApp is a free fitness PWA built with Python and Flask
  • •Features include workout tracking, nutrition logging, and beta AI exercise analysis
  • •Article is thin on technical detail and promotes the author's product

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