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How Web Browsers Work: Firefox, Chromium and Safari Compared
['Author Info', 'Name', 'Qualification', 'Company', 'Location', 'Articles Published', 'View Full Profile', 'More Yogesh S. Limaye', 'July', 'January']
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Memory ManagementAspect JavaScriptCore (Safari) SpiderMonkey (Firefox) V8 (Chromium) Automatic Garbage Collection Yes Yes Yes Generational GC Yes Yes Yes Incremental GC Yes Yes Yes Concurrent GC Yes Yes Yes Compacting GC Yes Yes Yes6.
ECMAScript SupportAspect JavaScriptCore (Safari) SpiderMonkey (Firefox) V8 (Chromium) ES5 Yes Yes Yes ES6 (ES2015) Yes Yes Yes Latest ECMAScript Features Yes Yes Yes Modules Yes Yes Yes Async/Await Yes Yes Yes Promises Yes Yes Yes Generators Yes Yes Yes Classes Yes Yes Yes8.
WebAssemblyAspect JavaScriptCore (Safari) SpiderMonkey (Firefox) V8 (Chromium) WebAssembly Support Yes Yes Yes Streaming Compilation Yes Yes Yes JIT Compilation for WASM Yes Yes Yes9.
MultithreadingAspect JavaScriptCore (Safari) SpiderMonkey (Firefox) V8 (Chromium) Background Compilation Yes Yes Yes Concurrent Garbage Collection Yes Yes Yes Worker Threads Yes Yes Yes10.
Debugging SupportAspect JavaScriptCore (Safari) SpiderMonkey (Firefox) V8 (Chromium) Breakpoints Yes Yes Yes Stack Traces Yes Yes Yes Source Maps Yes Yes Yes CPU Profiling Yes Yes Yes Memory Profiling Yes Yes Yes11.