In-process task scheduler with Cron-like capabilities

RQ is a simple, lightweight, library for creating background jobs, and processing them.

Distributed Task Queue.

Easily serialize dataclasses to and from JSON.

Classes Without Boilerplate

An implementation of JSON Schema validation for Python

A lightweight library for converting complex datatypes to and from native Python datatypes.

Data validation using Python type hints

Pure Python MySQL Driver

A database migration tool for SQLAlchemy.