Image: Wikimedia Commons

SpiderMonkey

JavaScript engine maintained by the Mozilla Foundation

SoftwareJavaScript engine free softwareQ1848400

Developer: Mozilla Foundation
, Mozilla Corporation
Latest version: 31
1
Sources
1.developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Releases/31
View statement on Wikidata ↗
, 38
1
Sources
1.developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Releases/38
View statement on Wikidata ↗
, 45
1
Sources
1.developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Releases/45
View statement on Wikidata ↗
+1 more
Written in: C
, C++
, Rust
License: Mozilla Public License, version 2.0
Operating system: Unix-like operating system
, Microsoft Windows
Website: spidermonkey.dev

Overview

From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0

SpiderMonkey is an open-source JavaScript and WebAssembly engine by the Mozilla Foundation. The engine powers the Firefox Web browser and has used multiple generations of JavaScript just-in-time (JIT) compilers, including TraceMonkey, JägerMonkey, IonMonkey, and the current WarpMonkey.

Overview

All data

68 statements · 12% with external sources · numbers in brackets are citations

Creator: Brendan Eich
Netscape
Social media followers: 1,329(April 11, 2024) mastodon address: SpiderMonkey@mozilla.social
1,327(March 16, 2024) mastodon address: SpiderMonkey@mozilla.social
1,310(February 12, 2024) mastodon address: SpiderMonkey@mozilla.social
1,995(January 2, 2021) x (twitter) numeric user id: 3086455048
Founded by: Brendan Eich
Platforms: cross-platform
Copyright status: copyrighted
Named after: spider monkey

On other databases

18 identifiers linking SpiderMonkey across the web's reference databases

Data quality

statements

12%

externally sourced

Source last edited October 17, 2026. AIDB refreshes this page daily.

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AIDB. (2026). SpiderMonkey (Q1848400). Retrieved from https://aidb.si/e/spidermonkey-Q1848400