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Mercury v3

Developer Productivity

A framework for turning Python notebooks into interactive web apps with reactive widgets and a live preview extension

Track releases GitHub
Python Latest v3.2.3 · 18d ago Security brief →

Features

  • Build interactive web applications directly from Jupyter notebooks
  • Reactive notebook execution – widget interactions trigger cell re‑run without callbacks
  • Standalone server to serve notebooks as production‑ready web apps
  • JupyterLab extension for live app preview during development
  • Customizable layout, theme, and authentication options

Recent releases

View all 10 releases →
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v3.2.3 Bug fix

Timeout handling fix

Open
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v3.2.2 Breaking risk

UI widget bugfixes

Open
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v3.2.1 Bug fix

Widget scrollbar + toggle height fixes

Open
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v3.2.0 Feature

Custom style option

Open
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v3.1.2 Bug fix

mr.Stop() import fix

Open

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Install & Platforms

Install via
pip

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JupyterLab
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Beta — feedback welcome: [email protected]