Crimson 4

Lesley Harris · Mahesh Yarasi · Frank E. McDonough IV

A unified modular cloud diagnostic platform. Ten interactive simulation panels, linked variables, and live cost data.

Launch the Dashboard
AWS
Live on AWS
Full Streamlit server running on EC2. Instant load, real-time interactivity, and live AWS Cost Explorer data.
Open dashboard
 Browser
GitHub Pages
Runs entirely in your browser via WebAssembly. No server needed. First load takes ~30-60 seconds.
Open in browser
 Local
Self-Hosted
Clone the repo and run locally with streamlit run app.py.
View repo & instructions
Product Demo
Portal
Crimson4 Diagnostics Platform
The product itself — a cloud diagnostic portal where hospitals purchase modules, doctors log in, and run personalized treatment plans against patient genomic data.
Open portal demo
Source Code
Repo
crimson4_aws
Dockerfile, deploy script, and EC2 deployment config for AWS.
View on GitHub
 Repo
crimson4_pages
stlite WASM build with auto-deploy workflow for GitHub Pages.
View on GitHub
 Repo
crimson4_self
Pure Streamlit app for local development and self-hosting.
View on GitHub

Lesley Harris · Mahesh Yarasi · Frank E. McDonough IV

Cloud Management Capstone · Harvard Extension School · Spring 2026