Jupyter
Used by 11 peoplejupyter.org ↗

“One thing that might surprise you is that I don't often use Jupyter notebooks.”
Emily Gorcenski Interview, Data scientist, engineer · via Uses This 
“I love working in Jupyter notebooks for day-to-day data analysis or when I start developing new features.”
Dr. Heloise Stevance Interview, Computational astrophysicist · via Uses This 
“I feel like I ought to double-down on Jupyter notebooks or somesuch for more open analysis and collaboration.”
Stephen Strowes Interview, Network measurements researcher · via Uses This 
“I use a lot of Jupyter notebooks, but I'm a terrible person, so they're all called something like "Untitled94.ipynb".”
Martin O'Leary Interview, Artist, developer · via Uses This 
“The Jupyter Notebook handles 90 percent of the mixed code/prose work I do.”
Charles Berret Interview, Communications Ph.D. student (Columbia) · via Uses This