Reactive Python Packages

influxdb-client

InfluxDB 2.0 python client

reactivex

ReactiveX for Python

rx

ReactiveX for Python

marimo

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

djust

Phoenix LiveView-style reactive server-side rendering for Django with Rust-powered performance

marimo-base

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

csp

csp is a high performance reactive stream processing library, written in C++ and Python

violit

Pure Python Web Framework. Streamlit simplicity, no reruns.

python-redux

Redux implementation for Python

hmr

Real hot-module reload for Python—side effects handled reactively. https://py3.online/hmr

reacnetgenerator

an automatic reaction network generator for reactive molecular dynamics simulation

spragkit

A unified Python web framework that compiles browser code to ESM JavaScript. Features symmetric lifecycle hooks, shared state stores, typed actions, and built-in realtime events (SSE/WebSockets).

uvicorn-hmr

Real hot-module reload for Python—side effects handled reactively. https://py3.online/hmr

marimo-agents

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

csp-gateway

csp-gateway is a framework for building high-performance streaming applications

streamlit-notebook

A reactive notebook interface for Streamlit

reactivepy

Reactive properties and owners for Python classes.

graphrefly

Reactive harness layer for agent workflows. Describe automations in plain language, trace every decision, enforce policies, persist checkpoints. Python. Zero dependencies.

broqer

Carefully crafted library to operate with continuous streams of data in a reactive style with publish/subscribe, asyncio support and broker functionality.

csp-adapter-symphony

A csp adapter for symphony

mcp-hmr

Real hot-module reload for Python—side effects handled reactively. https://py3.online/hmr

csp-gateway-client

csp-gateway is a framework for building high-performance streaming applications

notesh

NoteSH: A fully functional sticky notes App in your Terminal!

django-hypergen

Live view for django and templates in pure python