JavaScript agent skills, page 4

Guidance for changing the Tabler framework's own JavaScript in core/js: the tabler.js and tabler-theme.js bundles, the Bootstrap port and their tests.

tabler/tabler

Generates Vitest tests for every runnable code example on a JavaScript concept documentation page, following a four-phase extraction and conversion process.

leonardomso/33-js-concepts

Full live SEO audit of any website from its homepage URL, powered by Jev (TypeSafe's System One model).

AgriciDaniel/jev-seo

Improve interface performance across loading speed, rendering, animations, images, and bundle size.

boussadjra/vuestrata

基于 WebGL 的大规模地理空间数据可视化引擎。适用于： (1) 创建交互式 WebGL 地图应用 (2) 可视化地理空间数据（点、线、面、热力图） (3) 构建位置数据驾驶舱 (4) 添加地图图层、交互和动画效果 (5) 处理并展示 GeoJSON、CSV 等空间数据

antvis/L7

Implement internationalization with Lingui in React and JavaScript applications.

B0und/WikiSpeedrun

Use truffler to find similar or pre-existing JavaScript/TypeScript symbols before implementing new code, especially helpers, utilities, parsers, formatters, scanners, fuzzy matchers, and other…

millionco/react-doctor

Build, refactor, or review production-grade admin interfaces with Vue 3 + JavaScript + Ant Design Vue 4.x.

lazzyfu/goInsight

Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development.

kurealnum/dotfiles

Guides semantic, accessible HTML work: pages, forms, media and HTML5 APIs, plus how to deliver a runnable webpage project with a preview.

TokenRhythm/opensquilla

Blockbench plugin/extension development for the 3D modeling tool.

jasonjgardner/blockbench-mcp-plugin

A skill your agent uses when adding the react-zmage React image viewer to an existing React, Next.js, MDX, CMS, markdown, or rich text image surface.

Caldis/react-zmage

Run profile-driven bottleneck optimization across Apache Fory implementations (Java, C++, Python/Cython, Go, Rust, Swift, C, JavaScript/TypeScript, Dart, Kotlin, Scala).

apache/fory

Analyze environment variables in JavaScript/TypeScript projects.

qdhenry/Claude-Command-Suite

A skill your agent uses when writing or debugging JavaScript/TypeScript that interacts with Starknet through the starknet.js SDK — building Call objects or calldata, encoding/decoding Cairo types…

starknet-io/starknet.js

A skill your agent uses when creating Gea applications, components, stores, routes, SSR entry points, JSX templates, or working with Gea reactivity and DOM patching.

dashersw/gea

Vue.js progressive JavaScript framework. An agent skill from oyjt/uniapp-vue3-template.

oyjt/uniapp-vue3-template

Explains how to write native Python in n8n Code nodes, including the two input variables, blocked imports and fixes for common errors.

czlonkowski/n8n-skills

Shared reference for naming, function size, complexity and error handling rules that reviewer agents apply across TypeScript, Python, Go, Rust, Java, C# and Swift.

zereight/gitlab-mcp

Control a Chrome browser session through the chrome-devtools-axi CLI - navigate, snapshot, click, fill forms, run JavaScript, inspect console and network, take screenshots, audit performance.

layer5io/sistent

Browser automation, debugging, and performance analysis using Puppeteer CLI scripts.

einverne/dotfiles

ローカルで検証済みのブラウザ向け HTML、CSS、JavaScript を CodePen Prefill launcher に変換し、承認後に未保存の Pen を開く。フロントエンドのデモを CodePen で共有して、記事へ埋め込む準備をして、と依頼されたときに使用する。Node.js、サーバー、CLI、ビルド、複数プロセスが必要な例には使用しない。

azukiazusa1/sapper-blog-app

Drive Chrome via the DevTools Protocol from JavaScript. An agent skill from browser-use/browser-harness-js.

browser-use/browser-harness-js

A skill your agent uses when 用户要求为任意网站生成书源、生成阅读书源、分析小说站点、生成 Legado/阅读规则。强制触发词：书源、生成书源、帮我生成、book source、legado、阅读书源、小说站点分析。如果用户给出了一个 URL 并要求生成或分析，必须加载此 skill。

Narylr350/book-source-creator-skill

Writes or reviews documentation pages for the 33 JavaScript Concepts project, following its structure, a beginner-friendly voice and rules against AI-sounding language.

leonardomso/33-js-concepts

Chrome DevTools Protocol CLI workflow for runtime, console, network, trace, memory, and JavaScript CPU profiling analysis.

gronxb/codex-relay

Run, interpret, or modify Skylos safely. An agent skill from duriantaco/skylos.

duriantaco/skylos

A skill your agent uses when a user wants to call C++ or Rust from JavaScript or TypeScript; add a native library such as GDAL, SQLite, OpenSSL, GEOS or PROJ to a browser, Node.js, Cloudflare Worker…

crossbind/crossbind

Comprehensive React and Next.js performance optimization guide with 40+ rules for eliminating waterfalls, optimizing bundles, and improving rendering.

shapeshift/web

A skill your agent uses when building, debugging, or optimizing Jazz applications.

garden-co/classic-jazz

Scans code with a bundled Node script for injection, secrets, XSS and other risky patterns, ranks findings by severity and checks that security decisions are documented.

fengshao1227/ccg-workflow

Port a new ESLint core or plugin rule to rslint, including explicitly requested batches.

web-infra-dev/rslint

A skill your agent uses when wrapping CLI binaries in JavaScript, automating shell workflows in TypeScript, composing multiple CLIs into scripts, or building agent tool-use.

millionco/cli-to-js

Guide for migrating a project from ESLint to Oxlint. An agent skill from Asvarox/allkaraoke.

Asvarox/allkaraoke

Create, redesign, repair, validate, preview, and package lightweight standalone HTML deliverables.

NimaChu/html-design

Connects to Oxylabs remote agent browsers over the Chrome DevTools Protocol (CDP) with Playwright or Puppeteer.

oxylabs/agent-skills

Provides TypeScript patterns for type-first development, making illegal states unrepresentable, exhaustive handling, and runtime validation.

bretzel-app/crumbs

Interactive browser automation via Chrome DevTools Protocol.

981377660LMT/algorithm-study

Inspect and interact with a running Legends of Idleon session through the Chrome DevTools Protocol on port 32123.

MrJoiny/Idleon-Injector

Safely plan and execute dependency maintenance for JavaScript/TypeScript (npm, pnpm) and GitHub Actions, including npm lockfiles, pnpm workspaces, catalogs, overrides, SHA-pinned action versions…

Consensys-Incorporated/linea-attestation-registry

This skill should be used when user asks to "use supabase-js", "query Supabase database", "supabase auth", "supabase storage", "supabase realtime", "supabase edge functions", or works with the…

fcakyon/claude-codex-settings

Create, review, run, inspect, pause, resume, and cancel durable JavaScript workflows that coordinate multiple headless Codex agents.

pchalasani/claude-code-tools

Extracts data from web pages using browser automation and CSS/JavaScript selectors.

platonai/Browser4

ABP Blazor UI patterns - AbpComponentBase, AbpCrudPageBase, DataGrid, IMenuContributor, Message/Notify, Validations, JavaScript interop.

abpframework/abp

Convert an existing HTML/CSS/JavaScript slide presentation into an editable bento/slides .bento.html deck.

mucsbr/ppt-agent-workflow-san

Guides writing command-line interfaces with the Optique TypeScript library: composing parsers, choosing value types, subcommands and avoiding common mistakes.

dahlia/optique

Procedural film — turn a subject into a short animated film drawn and scored entirely in JavaScript, in one of three modes: drawn (every pixel computed, zero assets), photo-doodle (real photographs…

kuhnhomeuk-cell/procedural-film

Work with 90+ supported languages, compilers, CSS processors, and WASM-compiled languages for markup, style, and script editors.

live-codes/livecodes