Web Storage API

E242839

Web API browser storage technology

The Web Storage API is a web platform feature that allows websites to store key-value data in a user's browser more persistently and securely than traditional cookies, typically via localStorage and sessionStorage.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Web Storage API canonical	5
Web Storage	2

How this entity was disambiguated

This entity first appeared as the object of triple T2175064 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Web Storage API
Context triple: [Storage Standard, definesAPIFor, Web Storage API]

A. Cache Storage API
The Cache Storage API is a web platform feature that lets applications programmatically store and retrieve network responses, enabling offline support and efficient resource caching for modern web apps.
B. Filestore
Filestore is a managed network file storage service on Google Cloud that provides scalable, high-performance file systems for applications running in the cloud.
C. Background Sync API
The Background Sync API is a web platform feature that lets web applications defer actions like network requests until the user has a stable internet connection, enabling more reliable offline-capable experiences.
D. Whispersync
Whispersync is an Amazon Kindle technology that automatically syncs a reader’s last page read, bookmarks, and annotations across devices and apps.
E. easyStorage
easyStorage is a self-storage and related services brand within the easyGroup family of low-cost consumer businesses.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Web Storage API
Target entity description: The Web Storage API is a web platform feature that allows websites to store key-value data in a user's browser more persistently and securely than traditional cookies, typically via localStorage and sessionStorage.

A. Cache Storage API
The Cache Storage API is a web platform feature that lets applications programmatically store and retrieve network responses, enabling offline support and efficient resource caching for modern web apps.
B. Filestore
Filestore is a managed network file storage service on Google Cloud that provides scalable, high-performance file systems for applications running in the cloud.
C. Background Sync API
The Background Sync API is a web platform feature that lets web applications defer actions like network requests until the user has a stable internet connection, enabling more reliable offline-capable experiences.
D. Whispersync
Whispersync is an Amazon Kindle technology that automatically syncs a reader’s last page read, bookmarks, and annotations across devices and apps.
E. easyStorage
easyStorage is a self-storage and related services brand within the easyGroup family of low-cost consumer businesses.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	Web API ⓘ browser storage technology ⓘ
advantageOverCookies	larger storage capacity ⓘ no automatic transmission with every HTTP request ⓘ per-origin storage separation ⓘ simpler key-value access model ⓘ
canBeClearedBy	user clearing site data ⓘ
canBeDisabledBy	browser privacy settings ⓘ
comparedTo	HTTP cookies ⓘ
dataType	string values ⓘ
definedInSpecification	W3C Web Storage specification ⓘ linked to: W3C Web Application technologies
designGoal	provide more persistent storage than session cookies ⓘ simplify client-side storage compared to cookies ⓘ
eventTriggeredWhen	storage area changes in another document of the same origin ⓘ
eventType	storage event ⓘ
exposedIn	Window interface ⓘ WorkerGlobalScope in some environments ⓘ
introducedApprox	late 2000s ⓘ
keyType	string keys ⓘ
limitation	storage quota limits per origin ⓘ synchronous access model ⓘ
methodProvided	clear ⓘ getItem ⓘ key ⓘ removeItem ⓘ setItem ⓘ
partOf	Web platform ⓘ linked to: Open Web Platform
persistenceBehavior	localStorage persists across browser sessions ⓘ sessionStorage is cleared when the browsing session ends ⓘ
primaryUse	client-side data storage ⓘ state persistence in web applications ⓘ
propertyProvided	length ⓘ
providesInterface	localStorage ⓘ sessionStorage ⓘ
relatedConcept	Cache Storage API ⓘ Cookies API ⓘ IndexedDB API ⓘ linked to: Indexed Database API
scope	per-origin ⓘ
securityProperty	not directly sent over the network ⓘ restricted to same-origin access ⓘ
standardizedBy	World Wide Web Consortium ⓘ
storageModel	key-value pairs ⓘ
supportedBy	modern desktop browsers ⓘ modern mobile browsers ⓘ
supportsPersistenceType	per-session storage via sessionStorage ⓘ persistent storage via localStorage ⓘ
usedFor	caching non-sensitive application data ⓘ maintaining simple client-side state ⓘ remembering user preferences ⓘ

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Storage Standard → definesAPIFor → Web Storage API ⓘ

Web APIs → example → Web Storage API ⓘ

Open Web Platform → hasComponent → Web Storage ⓘ

linked to: Web Storage API

Indexed Database API → competesWith → Web Storage API ⓘ

Chrome Web Platform features → includesAPI → Web Storage API ⓘ

Cookies API → relatedTo → Web Storage API ⓘ

web-platform-tests → tests → Web Storage ⓘ