<!-- Links here are NOT rewritten on publish. Any link to another file in this repo must be an absolute GitHub URL rooted at: https://github.com/fullcalendar/temporal-polyfill/blob/main/ (use /tree/main/ instead of /blob/main/ when linking a dir

ES5 shim for ES6 (ECMAScript 6) Reflect and Proxy objects

Types for the TypeScript-ESTree AST spec

A basic but performant promise implementation

CEL definitions and test data

A JavaScript implementation of the WebVTT specification, forked from vtt.js for use with Video.js

Enhance Reselect selectors with deeper memoization and cache management

ES2019 spec-compliant String.prototype.trimStart shim.

A tiny, zero-dependency yet spec-compliant asynchronous iterator polyfill/ponyfill for ReadableStreams.

Schema-driven relayfile adapter generator and runtime

An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

ggsvelte plot spec: TypeBox schemas, PortableSpec types, normalize(), validate() with agent errors, fluent builder, JSON Schema artifact.

TOML parser for Node.js (TOML v1.1.0 compliant)

Typings for the Figma REST API

A shim for the setImmediate efficient script yielding API

An ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible

An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.

Minimal spec-driven React UI renderer with granular per-path subscriptions.

Themes for stylized Vega and Vega-Lite visualizations.

Token-Oriented Object Notation (TOON) – compact, human-readable serialization of JSON data for LLM prompts