Hand-drawn diagrams in under a minute
AI writes Mermaid, then turns it into Excalidraw. Real screen recording, word-level captions. The channel's most-watched video.
Watch on YouTubeVideo & Motion · Built in code
Video,
built in code
Besides apps, I make videos: product demos, explainers, short-form series and motion graphics. Everything is built in code with Remotion, with directed AI voice-over and word-level captions — so a whole series stays fast to make and consistent.
Showreel 2026 · 45 seconds
Animated maps, short-form, animated storytelling and app demos in one reel — the music is synthesized in code too.
Published
videos
Published on the WDEV channel. Videos are in Vietnamese.
A real-estate video from one listing link
Real map fly-in, AI voice-over, synthesized music — no Premiere, no CapCut.
Watch on YouTubeTesting a 4K-star repo: subtitles → hand-drawn video
Running an open-source tool for real and reporting what actually happened, with screen footage.
Watch on YouTube10× cheaper AI, 10× dumber? Haiku vs Sonnet vs Opus
Charts and captions driven by the results of 40 real test cases.
Watch on YouTubeRecent
work
Short silent excerpts.
3D animated storytelling
The same characters in every shot (shots made in Google Flow), cut and animated in Remotion.
Motion comic in English
The Son Tinh – Thuy Tinh legend: English AI narration, word-level captions, camera moves and weather effects in code.
Product demo video
Web app screen recording with a cursor track; the camera pushes in on the action so text stays readable on a phone.
How I
make them
- 01
Script
A hook in the first 3 seconds, one line per shot, and a source for every number.
- 02
Voice
AI voice with acting direction; Whisper aligns every word for the captions.
- 03
Real footage
Screen recordings with a cursor track, OpenStreetMap fly-ins, properly licensed photos.
- 04
Edit in code
Remotion (React + TypeScript): captions, motion graphics, cuts on the beat.
- 05
Delivery
9:16 and 16:9 cuts, thumbnails, and separate layers for hand edits in CapCut if needed.
Tools
Remotion · React / TypeScript · CapCut · Whisper · AI voice · Google Flow
No Premiere or After Effects: videos render from code, so revisions, versions and whole series stay cheap.
What I
can make
App demo & launch videos
Real interaction on your app or site, with the camera pushing in on what matters so it reads on a phone.
16:9 explainers
A product or a technical idea explained with motion graphics and voice-over.
9:16 short-form series
TikTok, Shorts and Reels on one consistent template, shipped every week.
Motion graphics
Titles, lower thirds, karaoke captions, count-up stats — exported as layers for CapCut.
Some shots use AI-generated imagery and voices; they are labelled as AI content when published.
Need a video for your product?
Send a short brief and I'll reply with an approach within 24 hours.