Mercury framework is described as 'Mercury allows you to add interactive widgets in Python notebooks, so you can share notebooks as web applications. Forget about rewriting notebooks to web frameworks just to share your results. Mercury offers a set of widgets with simple re-execution of cells' and is an app in the development category. There are five alternatives to Mercury framework for a variety of platforms, including Self-Hosted, Mac, Windows, Linux and Web-based apps. The best Mercury framework alternative is Streamlit, which is both free and Open Source. Other great apps like Mercury framework are Shiny, Dash by Plotly, Voilà and Panel.