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How I animate 3Blue1Brown | A Manim demo with Ben Sparks

43 videos recommended on HN
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3 HN users recommended this demo3 months2024–2026 score 3.5
Years with an HN recommendation, 2007–2026

Recommended as a rare detailed look at how 3b1b videos are made, including live debugging of his rendering engine.

Grant Sanderson of 3Blue1Brown shows his workflow for animating math videos with Manim, with Ben Sparks. He codes scenes live, including a Lorenz attractor, and walks through example scenes.

“I want to highlight the demo video [0], where Grant explains how he works with Manim.” (HN, 2025)

1 strong recommendations · 2 recommendations · Demos · intermediate

3 Hacker News comments

From the HN archive; up to 20 kept per video, favoring different commenters. Recommendations first.

@emaro Aug 2025 Strongly recommends
on HN thread Manim: Animation engine for explanatory math videos
Grant's work with 3blue1brown and Manim is simply amazing. The quality of the videos is so high, not the least thanks to the visualizations. Not an easy task given the abstract nature of the topic. It's linked in the readme, but I want to highlight the demo video [0], where Grant explains how he works with Manim. [0] [this video]
Grant explains how he works with Manim.
@vindex10 Oct 2024 Recommends
on HN thread How I animate 3Blue1Brown [video]
It was impressive how he spotted a bug in his rendering engine and found a workaround for it in realtime! [this video]
Creator spots rendering bug and finds workaround live.
@john_strinlai Mar 2026 Recommends
on HN thread This picture broke my brain [3B1B video]
there is at least one video, if not a series of videos, where he explains his process in detail, showing the coding process and everything. it is a collaboration with another person where, if i recall, he is teaching them. i will see if i can find it. edit: "How I animate 3Blue1Brown | A Manim demo with Ben Sparks" [this video] more on workflow: [link] code for videos: [link] manim: [link] manim community edition: [link]
Shows detailed process with the coding for making 3b1b videos.

Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.

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