Server side session extension for Flask
See the codeFlask-Session is an extension for Flask that adds support for server-side sessions to your application.
Install and update using pip:
$ pip install flask-session[redis]
You can include any supported storage type in place of redis.
from flask import Flask, session
from flask_session import Session
app = Flask(__name__)
# Check Configuration section for more details
SESSION_TYPE = 'redis'
app.config.from_object(__name__)
Session(app)
@app.route('/set/')
def set():
session['key'] = 'value'
return 'ok'
@app.route('/get/')
def get():
return session.get('key', 'not set')
Learn more at the official Flask-Session Documentation.
Thanks to all those who have contributed to Flask-Session. A full list can be found at CONTRIBUTORS.md.
If you want to contribute, please check the CONTRIBUTING.rst.
The Pallets organization develops and supports Flask-Session and other popular packages. In order to grow the community of contributors and users, and allow the maintainers to devote more time to the projects, please donate today.
Overall
Maintained
Code review
PyPI
Latest release
Releases this year
81 followers · starred Nov 2025
107 followers · starred May 2025
13 followers · starred Feb 2025
442 followers · starred Dec 2023
Server side session extension for Flask
See the codeFlask-Session is an extension for Flask that adds support for server-side sessions to your application.
Install and update using pip:
$ pip install flask-session[redis]
You can include any supported storage type in place of redis.
from flask import Flask, session
from flask_session import Session
app = Flask(__name__)
# Check Configuration section for more details
SESSION_TYPE = 'redis'
app.config.from_object(__name__)
Session(app)
@app.route('/set/')
def set():
session['key'] = 'value'
return 'ok'
@app.route('/get/')
def get():
return session.get('key', 'not set')
Learn more at the official Flask-Session Documentation.
Thanks to all those who have contributed to Flask-Session. A full list can be found at CONTRIBUTORS.md.
If you want to contribute, please check the CONTRIBUTING.rst.
The Pallets organization develops and supports Flask-Session and other popular packages. In order to grow the community of contributors and users, and allow the maintainers to devote more time to the projects, please donate today.
Overall
Maintained
Code review
PyPI
Latest release
Releases this year
81 followers · starred Nov 2025
107 followers · starred May 2025
13 followers · starred Feb 2025
442 followers · starred Dec 2023