Video Material Discovery Report

Public short-video candidates for mobile-ad prototyping, tutorial-video fixtures, and sample MP4 testing. Generated 2026-05-03T17:32:04Z with curl verification, browser playback checks, and one downloaded sample over 100 KB.

6retained candidates
6source domains
6curl video checks passed
1,128,375downloaded sample bytes

interactive-examples.mdn.mozilla.net

MDN CC0 Flower sample MP4

retained_verified
Hook style
visual reveal / transformation
Category
sample_mp4
Curl
HTTP 200, video/mp4, 1,128,375 bytes
Browser
confirmed_playable_video_element; 5.055s, 960x540

Short CC0-labeled sample video. Useful as a safe placeholder for ad-slot timing, thumbnail motion, and quick playback checks.

Verify license fit for the final project; retained here as a public sample material candidate.

Open source material

www.w3schools.com

W3Schools Big Buck Bunny tutorial sample

retained_verified
Hook style
tutorial embed / immediate character motion
Category
tutorial_sample_mp4
Curl
HTTP 200, video/mp4, 788,493 bytes
Browser
confirmed_playable_video_element; 10.027s, 320x176

Common HTML video tutorial fixture, short enough for browser playback and mobile ad-layout tests.

Treat as a technical sample, not as final campaign creative unless rights are separately cleared.

Open source material

samplelib.com

Samplelib 5-second MP4 sample

retained_verified
Hook style
neutral test scene / fast quality check
Category
sample_mp4
Curl
HTTP 200, video/mp4, 2,848,208 bytes
Browser
confirmed_playable_video_element; 5.759s, 1920x1080

Five-second high-resolution sample useful for validating upload, transcoding, and responsive video presentation.

Use as sample material only; confirm Samplelib terms before reuse beyond testing.

Open source material

test-videos.co.uk

Test Videos Big Buck Bunny 10s 1MB MP4

retained_verified
Hook style
character animation / quick gag setup
Category
sample_mp4
Curl
HTTP 200, video/mp4, 991,017 bytes
Browser
confirmed_playable_video_element; 10s, 640x360

Bounded-size 10-second H.264 MP4, useful when a predictable file size is needed.

Underlying clip is Big Buck Bunny; verify final-use rights if used outside testing.

Open source material

filesamples.com

File Samples 640x360 MP4

retained_verified
Hook style
format fixture / general motion sample
Category
sample_mp4
Curl
HTTP 200, video/mp4, not reported
Browser
confirmed_playable_video_element; 13.347s, 640x360

Public sample MP4 with 640x360 dimensions, convenient for low-bandwidth or mobile viewport tests.

Use as sample material only; confirm File Samples terms before redistribution.

Open source material

res.cloudinary.com

Cloudinary demo dog MP4

retained_verified
Hook style
instant subject reveal / animal action
Category
sample_mp4
Curl
HTTP 200, video/mp4;codecs=avc1, 9,094,354 bytes
Browser
confirmed_playable_video_element; 13.413s, 854x480

Cloudinary-hosted demo MP4 with clear subject motion, useful for video pipeline and poster-frame tests.

Demo asset retained as a public material candidate; clear rights before production reuse.

Open source material