$4.99Inputs Converge To One Motion Clip
Turn three content sources into one clear editorial outcome in a short, editable b-roll animation. Designed for publishing recaps, educational explainers, and series transitions.
Keyword Caption Build Motion Clip
A short, editable typographic clip that builds one teaching point at a time. Consistent keyword blocks, measured pauses, and generous whitespace make it suitable for recurring educational posts.
What you get
- A locally rendered wide MP4
- Editable HTML/CSS composition
- Three paced keyword-caption reveals
- A repeatable visual system for future clips
Good fit
- Educational posts with three concise takeaways
- Social clips that need readable, silent-first motion
- Recurring editorial content with a fixed visual identity
Not for
- Full-length captioning of spoken video
- Footage montages or image-led explainers
What you provide
- Topic and target audience
- Three keywords with short supporting captions
- Closing line
- Target duration
Requirements
- Node.js 20+
- FFmpeg
- Chromium (npx playwright install chromium)
Running cost
No external services or generation models. Renders locally.
Try this prompt
/sl-keyword-caption-build-motion-clip Create a 9-second 16:9 video for the fictional STUDY NOTES brand about explaining one idea. Open with “EXPLAIN ONE IDEA,” then build through ASK / A BETTER QUESTION, SHOW / ONE CLEAR EXAMPLE, and LAND / THE TAKEAWAY. Close with “Clarity travels further.” Use bold anchor-block captions.
Follow-up prompts
- Keep the same motion system, but rewrite the three pairs for a study-skills audience.
- Shorten the pauses to make an 8-second version without reducing reading time below one second per completed caption.
Verification
Verified
| render-check | pass | 5.0 / 5 | 86s |
FAQ
Can I change the wording later?
Yes. The delivered HTML/CSS keeps the scene copy editable so the same motion system can be reused.
Does this require generated video or images?
No. The composition is built in HTML/CSS and rendered to MP4 locally.
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