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Python Backend • pypi

Best Flask Packages

A lightweight WSGI web application framework. Simple yet powerful for Python.

Rankings based on adoption rates from 56+ real Flask projects on GitHub.

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56+
Projects Analyzed
24
Package Relationships
14
Top Packages

Top Flask Packages by Adoption

Ranked by usage across 56+ real Flask projects

1
jinja2
pypi
100%
confidence
2
flask
pypi
100%
confidence
3

Why PatternStack?

Crowdsourced Data

Rankings based on what real Flask projects actually use in production—not opinions.

Security Filtered

Packages with known CVEs are automatically filtered out. Ship with confidence.

Always Fresh

Data updates continuously. See what's being adopted now, not what was popular years ago.

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© 2026 PatternStack. Community-driven package intelligence.

werkzeug
pypi
100%
confidence
4
click
pypi
78%
confidence
5
blinker
pypi
78%
confidence
6
flask-login
pypi
78%
confidence
7
flask-session
pypi
78%
confidence
8
python-socketio
pypi
78%
confidence
9
pytest-cov
pypi
78%
confidence
10
pytest
pypi
78%
confidence
11
redis
pypi
78%
confidence
12
tox
pypi
78%
confidence
13
cryptography
pypi
81%
confidence
14
joserfc
pypi
81%
confidence

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Vue
Strapi
Payload
Keystatic
Keystone
Directus