Andrea Giammarchi

PyScript

A Fast & Light Virtual DOM Alternative

A triple-linked lists based DOM implementation

A super light and fast circular JSON parser.

A minimalistic library to create fast and reactive Web pages

a fully tested and covered polyfill for new DOM Level 4 entries

The hyperHTML strength & experience without its complexity

[JSONH](http://webreflection.blogspot.com/2011/08/last-version-of-json-hpack.html) - JSON Homogeneous Collections Compressor ============================================================================================================================

JSON does not handle circular references. This version does

A structuredClone polyfill

lighterhtml based custom elements builtins

All inclusive customElements polyfill for every browser

The URLSearchParams polyfill.

µhtml based Custom Elements

A cross engine globalThis.

Creates a web server in any folder and with runtime node.js modules capability plus get, post data and more

fast and safe way to escape and unescape &<>'" chars

A tiny toolless library with tools included

A DOM serializer based on LinkeDOM idea

ES2015 to CommonJS import/export transformer

wickedElements 🧙 with render hooks

An md like conversion tool for shell terminals

Literally the only sane way, if not the fastest one, to extend the Function class without evaluation

handle elements lifecycle through CSS selectors

A structured clone equivalent able to encode and decode as a buffer

A better custom-elements-builtin polyfill, Safari only

A lightweight utility for ES6 like classes and an easier ES5 aware object properties definition introducing new, performance oriented, patterns.

[](https://travis-ci.org/WebReflection/babel-plugin-transform-builtin-classes) [![donate](https://img.shields.io/badge/$-donate-ff69b4.svg?maxAge=

Enable JSX for Template Literal Tags based projects

echomd conversion tool for browsers and console

A future proof, backward compatible, JavaScript class utility.

module.exports and module.import for browsers too

ES2015 backticks for ES3+ engines

alien-signals with a Preact signals like API

An essential markdown-like utility for console logs

Transform a generic string into parameters suitable for template literals functions tags

A safe Uint8Array to base64 string converter

A MutationObserver dis/connected helper

A general purpose utility to allow interpolation values as static parts of a template literal tag

A collection of utility functions

Exports `$`, `$$`, and `$x` utilities as described in Chrome Console Utilities API reference

A noop/plain JS template literal tag

A simple, non atomic, unique key/values based cache

A remotely reflected Foreign Function Interface

Same as setTimeout and setInterval but pinned to the clock

A generic EventTarget Proxy wrapper to chain and/or group common operations

A primitive to allow workers to call synchronously any functionality exposed on the main thread.

The uhtml template parser

An essential WeakMap polyfill for legacy browsers.

µhtml attributes handlers

Resolves template literals tag values before applying a generic tag

Classtrophobic for older browsers

Your availability through your command line.

The hyperHTML's html/svg style updater

A safe callback to string serializer

A template to parsable tree transformer used to produce valid HTML content.

An utility to crawl generic objects paths

The easiest way to have bold, underlined, or colored strings in node console

An importNode polyfill for IE11 and other legacy browsers

just the global object

A feature detected fix for non unique template literals

A feature detection to know if current code is compatible with ES2015

A polyfill for ProcessingInstruction attributes

A parser only compliant with TOML v0.4.0

Normalizes tagged arguments granting a unique template

A dedent alternative for just code

A wrap/unwrap Proxy utility

PyScript single core to rule them all

A promises based notification channel