flask-debugtoolbar

py-spyRust core

A sampling profiler for Python programs. Written in Rust.

memray

Tracks memory allocations in Python code, native extensions, and the interpreter itself.

scalene

A high-performance, high-precision CPU, GPU, and memory profiler for Python.

icecream

Inspect variables, expressions, and program execution with a single, simple function call.

django-debug-toolbar

Display various debug information for Django.

pyinstrument

A statistical wall-clock profiler with low overhead and readable call-tree output.

viztracer

A low-overhead tool that traces and visualizes Python code execution.

django-silk

Live profiling and inspection of HTTP requests and database queries for Django.