nbperf
engine262
| nbperf | engine262 | |
|---|---|---|
| 2 | 9 | |
| 13 | 777 | |
| - | 1.5% | |
| 0.0 | 6.3 | |
| about 1 year ago | 2 months ago | |
| C | TypeScript | |
| GNU General Public License v3.0 or later | MIT License |
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
nbperf
engine262
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A list of JavaScript engines, runtimes, interpreters
engine262
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Can you make your own JavaScript by implementing ECMAScript standard?
Indeed. ECMA-262 has been implemented using JavaScript https://github.com/engine262/engine262.
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What sorts of things would you consider to be “advanced” javascript concepts?
Node.js is not the only JavaScript runtime. JavaScript runtimes have been written using JavaScript alone, see engine262. There is also Deno, QuickJS, txiki.js, Bun, none of which use COmmonJS by default, SpiderMonkey, et al.
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Ask HN: What interesting problems are you working on? ( 2022 Edition)
for an interpreted language like JS, this project is really nice https://github.com/engine262/engine262. More or less 2 parts: parser and evaluator
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Is there a source that shows how built in js methods/functions are built?
That is a bit complex, so here's a list of JS engines: if you pick one written *in* JS, that would probably be most useful -- engine262 for example
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QuickJS JavaScript Engine – Fabrice Bellard
then you might be impressed by https://github.com/engine262/engine262 as well
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And so was the C compiler.
Engine 262
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[AskJS] is there a way to quantitatively check if a number value is copied or only the pointer to that number is copied?
It's outside of what you asked for, but here's a JavaScript engine in JavaScript. Might make for some interesting bedtime reading!
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Enumerating and analyzing 40 non-V8 JavaScript implementations
Interesting to see a JS implementation written in JS:
https://github.com/engine262/engine262/
(The readme explains what the point of it is.)
What are some alternatives?
sdcv
test262 - Official ECMAScript Conformance Test Suite
ebook-reader-dict - Finally decent dictionaries based on Wiktionary for your beloved eBook reader.
sval - A javascript interpreter written in javascript
matano - Open source security data lake for threat hunting, detection & response, and cybersecurity analytics at petabyte scale on AWS
txiki.js - A tiny JavaScript runtime
multiview - 3D computer vision and action recognition research library
v8go - Execute JavaScript from Go
preemptible-thread - How to preempt threads in user space
JS-Interpreter - A sandboxed JavaScript interpreter in JavaScript.
libu8ident - unicode security guidelines for identifiers
qtdeclarative - Qt Declarative (Quick 2)