First, congrats on the project. It is always great to learn with hands-on experience.

At first, I thought the page was broken because there was no indication that anything was happening. Once the content is generated, you could add a message to scroll down, especially on Macs, where browsers don't show the scrollbar by default.

> the GitHub API provides fairly standardized responses so building dynamic charts wasn't too bad.

Out of curiosity, which criteria did you use for the "Other" section in the language chart? Aggregating everything below a certain percentage? Your page shows only TS and Other for my repos. All 7 languages used in the repo are shown on GH.

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If you make a demo visualizing real-time data from Kafka make sure to share it as well :)