Web platform asset fixtures

Favicons, web app manifests, service workers, robots and sitemap files, Open Graph images, and .well-known resources, for testing web tooling, crawlers, PWA installers, and asset pipelines.

Each card starts with one representative test file. Choose a use case, search, or filter to find a specific profile; a card’s variant menu contains its related samples.

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53 test families · 209 available files · Page 1 of 3

Crawlers

ads.txt

An IAB ads.txt listing authorised digital sellers with account IDs and relationships (sample data), for testing ads.txt parsers and ad-fraud tooling.

File: TXT · Crawlers · UTF-8
Use case: Web assets / Editor testing

View details Download TXT

Well Known

ads.txt: Wave G SAMPLE

ads.txt: Wave G SAMPLE for crawler and .well-known tooling.

File: TXT · Well Known
Use case: Web assets

View details Download TXT

Favicons

Apple touch icon (180×180 PNG)

A 180×180 opaque PNG apple-touch-icon (iOS rounds the corners itself), for testing home-screen icon extraction and Apple touch-icon handling.

File: PNG · Favicons
Use case: Web assets

Choose a variant (3)

View details Download PNG

Well Known

apple-app-site-association

An Apple app-site-association file declaring Universal Links, web credentials, and app clips: normally served without an extension at /.well-known/, for testing AASA parsers (shown here as .json).

File: JSON · Well Known
Use case: Web assets / JSON parsing

View details Download JSON

Cursors

Arrow cursor (.cur, hotspot 0,0)

A 32×32 Windows arrow cursor with its hotspot at the top-left tip (0,0), for testing .cur parsers, CSS custom cursors, and ICO/CUR converters.

File: CUR · Cursors
Use case: Web assets

View details Download CUR

Well Known

assetlinks.json (Android)

An Android Digital Asset Links file granting app-link handling to a package via a certificate fingerprint (sample), for testing assetlinks.json parsers and App Links verification.

File: JSON · Well Known
Use case: Web assets / JSON parsing

View details Download JSON

Pwa

browserconfig.xml (MS tiles)

A browserconfig.xml defining Windows Start-menu tile logos and colour, for testing MS tile configuration parsers and XML handling.

File: XML · Pwa
Use case: Web assets

View details Download XML

Well Known

change-password: Well-Known SAMPLE

change-password, Well-Known SAMPLE for crawler and .well-known tooling.

File: JSON · Well Known
Use case: Web assets

View details Download JSON

Crawlers

Crawler File: Ads Txt Sample

SAMPLE crawler/policy text file (ads-txt-sample) for bot and ads.txt parsers.

File: TXT · Crawlers
Use case: Web assets

Choose a variant (6)

View details Download TXT

Cursors

Crosshair cursor (.cur, hotspot 16,16)

A 32×32 Windows crosshair cursor with its hotspot at the centre (16,16), for testing cursor hotspot handling and .cur decoding.

File: CUR · Cursors
Use case: Web assets

View details Download CUR

Well Known

dnt-policy.txt (Do Not Track compliance statement)

A sample machine-discoverable Do Not Track policy of the kind served at /.well-known/dnt-policy.txt, stating retention windows, exceptions and a contact for a fictional site. For testing crawlers and privacy scanners tha

File: TXT · Well Known
Use case: Web assets / Editor testing

Choose a variant (8)

View details Download TXT

Feeds

Feed twin - Atom 1.0

The same four articles as Atom 1.0: tag: ids identical to the RSS twin, RFC 3339 published and updated timestamps, escaped HTML content, and both alternate and self links. For diffing an RSS-to-Atom converter against a k

File: ATOM · Feeds
Use case: Web assets / Feed parsing

Choose a variant (3)

View details Download ATOM

Well Known

GPC: Global Privacy Control SAMPLE

GPC: Global Privacy Control SAMPLE for crawler and .well-known tooling.

File: JSON · Well Known
Use case: Web assets

View details Download JSON

Crawlers

Gzipped sitemap (500 URLs, .xml.gz)

A 500-URL sitemap served the way large sites serve them - gzip-compressed as sitemap-large.xml.gz. The gzip header carries mtime 0 and no embedded filename, so the bytes are stable across regenerations. For testing that

File: GZ · Crawlers · gzip
Use case: Web assets / Web scraping

Choose a variant (11)

View details Download GZ

Indexing

HTML head with a self-referential canonical

The baseline every canonical audit should pass: one self-referential canonical, an indexable robots meta, matching hreflang self-reference and an og:url that agrees with all of them. For use as the comparison reference a

File: HTML · Indexing · UTF-8
Use case: Web assets / HTML parsing

Choose a variant (5)

View details Download HTML

Indexing

HTML hreflang cluster, English page

The English member of a correct three-locale hreflang cluster: it lists itself, both translations and the x-default, and its canonical agrees. Ships with the German page so reciprocity can be verified across real files.