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New JavaScript Libraries 2026

GitHub Libraries → JavaScript
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endava/beeq 156

added 1 day ago

A web component library

Vue UI Component Libraries Angular UI Component Libraries React UI Component Libraries JavaScript UI Component Libraries

mastra-ai/mastra 19K

added 1 day ago

Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

JavaScript AI / ML Libraries LLM Libraries

pagefind/pagefind 4K

added 3 days ago

Static low-bandwidth search at scale

JavaScript Search Libraries

sst/opencode 42K

added 1 week ago

The open source AI coding agent.

JavaScript AI / ML Libraries LLM Libraries

musistudio/claude-code-router 24K

added 1 week ago

A powerful tool to route Claude Code requests to different models and customize any request.

JavaScript AI / ML Libraries LLM Libraries

bellard/mquickjs 2K

added 1 week ago

MQuickJS is a JS engine targeted at embedded systems. It compiles and runs JavaScript programs using as little as 10 kB of RAM.

JavaScript Runtimes

crosstype/node-html-markdown 247 +2

added 1 week ago

Fast HTML to markdown converter for NodeJS or the browser

JavaScript Markdown Libraries HTML Libraries

handsontable/hyperformula 2K +9

added 2 weeks ago

HyperFormula is an open-source headless spreadsheet for business web apps

JavaScript Table / Data Grid Libraries React Table / Data Grid Libraries Svelte Table / Data Grid Libraries Vue Table / Data Grid Libraries Angular Table / Data Grid Libraries

handsontable/handsontable 21K +21

added 2 weeks ago

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel.

JavaScript Table / Data Grid Libraries React Table / Data Grid Libraries Vue Table / Data Grid Libraries Angular Table / Data Grid Libraries

voidcosmos/npkill 8K +13

added 2 weeks ago

List any node_modules dir in your system and how heavy they are

JavaScript Dev Tools

poppinss/intl-formatter 32

added 2 weeks ago

JavaScript Internationalization API, memoized for speed and performance

JavaScript Localization Libraries Formatting Libraries

jprichardson/node-fs-extra 9K +3

added 2 weeks ago

Extra methods for the fs object like copy(), remove(), mkdirs()

JavaScript Filesystem Libraries

nativescript/nativescript 25K +17

added 1 month ago

NativeScript empowers you to access native APIs from JavaScript directly

JavaScript Mobile Frameworks Cross-Platform Frameworks

pixijs/pixijs 46K +86

added 1 month ago

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

JavaScript Graphics Libraries

codebyzach/pace 15K -3

added 1 month ago

Automatically add a progress bar to your site.

JavaScript Progress Libraries

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