pip install backports.pbkdf2==0.1

Fast PBKDF2 for Python 2.6 - 3.4

Source

Commonly used with backports.pbkdf2

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

Flask-SQLAlchemy

Adds SQLAlchemy support to your Flask application.

Flask-Auth

Auth extension for Flask.

Flask-Blogging

A flask extension for adding Markdown blog support to your site

Blogging-Plugins

A plugin library for Flask-Blogging flask extension blog.

markdown-nofollow

Markdown Extension to add rel="nofollow" to all links.

SpiffWorkflow

A workflow framework based on www.workflowpatterns.com

SpiffSignal

A signal/event mechanism for Python

Flask-Login

User session management for Flask

Flask-Foundation

An extension that includes the Foundation css framework in your project, without any boilerplate code.

Flask-Diced

Flask-Diced - CRUD views generator for Flask

petlib

A library implementing a number of Privacy Enhancing Technologies (PETs)

Khayyam

Persian Date & Time library (aka: Jalali Calendar) with timezone, DST(daylight-saving), full formatting & parsing support for python 2 & 3 including c extention

migrate

A simple language agnostic database migration tool

Flask-Admin

Simple and extensible admin interface framework for Flask

SQLAlchemy-Utils

Various utility functions for SQLAlchemy.

Flask-MarrowMailer

Marrow Mailer integration for Flask.

WTForms-JSON

Adds smart json support for WTForms. Useful for when using WTForms with RESTful APIs.

wtf

Post-mortem PDB handler

Flask-Mail

Flask extension for sending email