parse5

HTML parser and serializer.

v7.2.1 URL: https://unpkg.com/parse5@7.2.1/dist/cjs/index.js

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html parser html5 WHATWG specification fast html parser html5 parser htmlparser parse5 serializer html serializer htmlserializer parse serialize

fast-xml-parser

Validate XML, Parse XML, Build XML without C/C++ based libraries

v4.5.0 URL: https://unpkg.com/fast-xml-parser@4.5.0/src/fxp.js

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fast xml json parser xml2js x2js xml2json js cli validator validate transformer assert js2xml json2xml html

flatted

A super light and fast circular JSON parser.

v3.3.1 URL: https://unpkg.com/flatted@3.3.1/min.js

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circular JSON fast parser minimal

fastq

Fast, in memory work queue

v1.17.1 URL: https://unpkg.com/fastq@1.17.1/queue.js

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fast queue async worker

pino

super fast, all natural json logger

v9.5.0 URL: https://unpkg.com/pino@9.5.0/browser.js

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fast logger stream json