bundle-size

Analyze bundle stats(bundle size, assets, modules, packages) and compare the results between different builds. Support for webpack, rspack, vite, rolldown and rollup.

Symbol-level dependency analyzer for TS/JS — flags native alternatives (195 packages incl. e18e), duplicates & unused deps, then generates LLM-ready migration prompts for Claude Code.

Prevent Next.js bundle regressions on Vercel — adapter (npm: bundle-cop-vercel-plugin) + Marketplace integration app

The modular and type safe schema library for validating structural data 🤖

Blazor components, compiled to JavaScript. A research compiler that lowers .razor — template and C# — to imperative JS with a sub-2 KB signals runtime and no .NET in the browser. A 1,000-row grid ships 4.4 KB gzip against Blazor WebAssembly's 1.88 MB; every number is measured, and every limit disclosed.

Find and remove unused CSS and JavaScript. Cut bundle size, fix Lighthouse "Reduce unused CSS" audits, and improve Core Web Vitals.

CLI for checking npm bundle size, gzip weight, dependency cost, and smaller alternatives.

React View Import is a lightweight utility for lazy-importing entire modules with flexible loading strategies — ideal for performance-critical apps and static Next.js (output: 'export') sites.

Send bundle stats and CI build information to RelativeCI

The lightweight, schema-first, and fully type-safe form library for React, Solid, Vue, Svelte and more.

Warn when built assets under dist/build/out exceed a size budget.

Audit-first Angular performance agent skill: version-aware detection, evidence-graded findings, approval-gated fixes.

Performance benchmark of StyleX and Plumeria in Next.js (Turbopack)

Quasar App Extension to optimize and reduce icon bundle sizes in your apps

✂️ Strip comments & whitespace from GLSL/WGSL shader literals in your JS/TS at build time — any bundler, no toolchain, no runtime cost.

Put your node_modules on a diet — find unused, bloated, and unhealthy npm packages.

Gain detailed insights into your package's download metrics, analyze size and exports, discover similar packages, and optimize your development workflow with precise, actionable data

Explains why packages survive tree-shaking in Vite 8/Rolldown builds, with measured costs. Plus an esbuild-compatible metafile plugin for Rolldown, tsdown, and Vite.

Measure the real browser bundle cost of an npm import, including raw, gzip, and brotli sizes.

Rule-based static analysis and optimisation platform for Expo applications — code, assets, dependencies, config and native layers, with safe automatic fixes