Category - Web Application Frameworks Web Servers

Flask is a web framework. It provides you with tools, libraries and technologies that allow you to build a web application.

We have discovered 1,724 live websites that are using Flask.

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Technology usage statistics

Websites using Flask 1,724 websites
Most popular in the country Germany
Market position in Web Application Frameworks #27
Market share in Web Application Frameworks <0.1%

Technology adoption

Recent changes in Flask usage. (See Flask Usage Changes report)
Websites that added Flask +30
Websites that dropped Flask -42
Websites that changed version of Flask 18

Distribution by websites popularity

Flask detection in the top websites by popularity
Top 10k sites 0 websites
Top 100k sites 2 websites
Top 1m sites 18 websites

Websites utilizing Flask

Top websites that use Flask

Domain Country Rank Contacts
ahcacao.com United States of America 15,362
go.qubit.com United States of America 66,292
nationalrehab.org United States of America 219,252
jamdex.herokuapp.com United States of America 253,946
ivansotof.com United States of America 289,436
graphics.cs.columbia.edu United States of America 388,960
See full domain list
Flat price per the report, subscription is not required.

Market Share

Flask market share within the Web Application Frameworks category

Geographical Distribution

Technology usage distribution by websites across the globe.


  • 0 (29 subversions, 1,614 domains)
  • 1 (2 subversions, 95 domains)
  • 2 (2 subversions, 14 domains)

Alternative Technologies

actionhero.js: Total 1 domains found using actionhero.js
Adobe ColdFusion: Total 453,956 domains found using Adobe ColdFusion
AdonisJS: Total 224 domains found using AdonisJS
Akka HTTP: Total 92 domains found using Akka HTTP
Amazon API Gateway: Total 75 domains found using Amazon API Gateway
Amber: Total 8 domains found using Amber
AngularDart: Total 88 domains found using AngularDart
Apache Wicket: Total 1,811 domains found using Apache Wicket
ASP.NET Core: Total 15,010 domains found using ASP.NET Core
Blade: Total 10 domains found using Blade