pip install WTForms==3.0.0a1

Form validation and rendering for Python web development.

Source
Among top 1000 packages on PyPI.
Over 6.1M downloads in the last 90 days.

Commonly used with WTForms

Based on how often these packages appear together in public requirements.txt files on GitHub.

Flask-WTF

Simple integration of Flask and WTForms.

Flask-Mail

Flask extension for sending email

Flask-Login

User session management for Flask

Flask-Principal

Identity management for flask

Flask-Security

Simple security for Flask apps.

blinker

Fast, simple object-to-object and broadcast signaling

Flask-DebugToolbar

A toolbar overlay for debugging Flask applications.

Flask-Admin

Simple and extensible admin interface framework for Flask

Flask-Uploads

Flexible and efficient upload handling for Flask

Flask-Bootstrap

An extension that includes Bootstrap in your project, without any boilerplate code.

Flask-Assets

Asset management for Flask, to compress and merge CSS and Javascript files.

python-bcrypt

Blowfish password hashing

Flask-Simon

Simple MongoDB Models for Flask

Flask-User

Customizable User Authentication & User Management: Register, Confirm, Login, Change username/password, Forgot password and more.

remodel

RethinkDB ODM

Flask-Cache

Adds cache support to your Flask application

Flask-Markdown

Small extension to make using markdown easy

Flask-Babel

Adds i18n/l10n support to Flask applications

flask-paginate

Simple paginate support for flask

Version usage of WTForms

Proportion of downloaded versions in the last 3 months (only versions over 1%).

2.3.3

79.68%

2.2.1

10.49%

2.3.1

3.45%

2.1

2.36%

2.2

1.60%

2.0.2

1.10%