WebAssembly System Interface

E25977

WebAssembly-related standard application binary interface system interface specification

The WebAssembly System Interface (WASI) is a modular, portable set of system APIs that allows WebAssembly programs to interact safely and consistently with operating system features like files, networking, and clocks across different platforms.

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

All labels observed (6)

Label	Occurrences
WebAssembly System Interface canonical	7
WASI Preview 1	1
wasi-clocks	1
wasi-filesystem	1
wasi-random	1
wasi-sockets	1

How this entity was disambiguated

This entity first appeared as the object of triple T193145 — 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: WebAssembly System Interface
Context triple: [WebAssembly specification, relatedSpecification, WebAssembly System Interface]

A. WebAssembly JavaScript Interface
The WebAssembly JavaScript Interface is the standard API that defines how JavaScript code interacts with and controls WebAssembly modules within web browsers and other host environments.
B. WebAssembly specification
The WebAssembly specification is a standardized, low-level binary instruction format designed to enable high-performance, portable code execution on the web and other platforms.
C. Deno
Deno is a modern, secure JavaScript and TypeScript runtime created by Ryan Dahl as a successor to Node.js, featuring built-in TypeScript support and a permission-based security model.
D. SpiderMonkey
SpiderMonkey is Mozilla's open-source JavaScript engine, written in C/C++ and used primarily in the Firefox web browser.
E. V8
V8 is Google’s high-performance open-source JavaScript engine, used in Chrome and Node.js to compile and execute JavaScript directly to native machine code.
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: WebAssembly System Interface
Target entity description: The WebAssembly System Interface (WASI) is a modular, portable set of system APIs that allows WebAssembly programs to interact safely and consistently with operating system features like files, networking, and clocks across different platforms.

A. WebAssembly JavaScript Interface
The WebAssembly JavaScript Interface is the standard API that defines how JavaScript code interacts with and controls WebAssembly modules within web browsers and other host environments.
B. WebAssembly specification
The WebAssembly specification is a standardized, low-level binary instruction format designed to enable high-performance, portable code execution on the web and other platforms.
C. Deno
Deno is a modern, secure JavaScript and TypeScript runtime created by Ryan Dahl as a successor to Node.js, featuring built-in TypeScript support and a permission-based security model.
D. SpiderMonkey
SpiderMonkey is Mozilla's open-source JavaScript engine, written in C/C++ and used primarily in the Firefox web browser.
E. V8
V8 is Google’s high-performance open-source JavaScript engine, used in Chrome and Node.js to compile and execute JavaScript directly to native machine code.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	WebAssembly-related standard ⓘ application binary interface ⓘ system interface specification ⓘ
abbreviation	WASI ⓘ
designedFor	WebAssembly ⓘ linked to: WebAssembly specification
developedBy	Bytecode Alliance ⓘ contributors from the WebAssembly community ⓘ
differsFrom	POSIX by being capability-based and sandbox-oriented ⓘ
enables	distribution of a single WebAssembly binary across multiple operating systems ⓘ secure host-guest boundary between OS and WebAssembly module ⓘ
hasComponent	wasi-cli ⓘ wasi-clocks ⓘ linked to: WebAssembly System Interface wasi-filesystem ⓘ linked to: WebAssembly System Interface wasi-http ⓘ wasi-io ⓘ wasi-random ⓘ linked to: WebAssembly System Interface wasi-sockets ⓘ linked to: WebAssembly System Interface
hasGoal	enable safe interaction between WebAssembly and operating system features ⓘ provide a portable set of system APIs for WebAssembly programs ⓘ support cross-platform compatibility for WebAssembly binaries ⓘ
hasVersion	WASI Preview 1 ⓘ linked to: WebAssembly System Interface WASI Preview 2 ⓘ linked to: WASI
influencedBy	POSIX ⓘ linked to: Unix
introduced	around 2019 ⓘ
property	capability-based ⓘ language-agnostic ⓘ modular ⓘ platform-independent ⓘ sandbox-friendly ⓘ
provides	clock and time APIs ⓘ environment variable APIs ⓘ file system APIs ⓘ networking APIs ⓘ process and exit codes APIs ⓘ randomness APIs ⓘ standard input and output APIs ⓘ
relatedTo	WebAssembly core specification ⓘ linked to: WebAssembly specification component model for WebAssembly ⓘ
securityModel	capability-based access to resources ⓘ
standardizedBy	W3C WebAssembly Community Group ⓘ linked to: W3C Community Group
supports	command-line style applications in WebAssembly ⓘ edge and cloud runtimes for WebAssembly ⓘ running WebAssembly outside the browser ⓘ server-side WebAssembly execution ⓘ
usedBy	Node.js experimental WASI support ⓘ Wasmer runtime ⓘ Wasmtime runtime ⓘ various serverless and edge computing platforms ⓘ
website	https://wasi.dev ⓘ

How these facts were elicited