Hiroki Osame

⚡️ TypeScript Execute | The easiest way to run TypeScript in Node.js

tsx lets you run TypeScript files directly in Node.js without a separate compile step, just install it and point it at your file and it runs.

💠 Speed up your Webpack with esbuild ⚡️

✅ タスク — The minimal task visualizer for Node.js

🏃‍♂️🏃‍♀️🏃 JS minification benchmarks: babel-minify, esbuild, terser, uglify-js, swc, google closure compiler, tdewolff/minify, oxc-minify

📦 Zero-config package bundler for Node.js + TypeScript

📦🔍 Find the true size of an npm package

👁‍🗨 Strongly typed CLI development for Node.js

Comparison of Node.js TypeScript runtimes

macOS CLI for OCR and searchable PDFs using Apple's Vision framework

Snap a screenshot of a tweet 📸

↔️ Interop Vue 2 components in Vue 3 apps and vice versa

Lightweight tsconfig.json parser & paths resolver

🤲 Create Fragments (multiple root-elements) in Vue 2

⛳️ Typed command-line arguments parser for Node.js

🔗 A better `npm link`

TypeScript declaration (.d.ts) bundler

Vite plugin for correct CSS Modules behavior

Simple API to create test fixtures on disk

CLI tool to auto-fix verbatimModuleSyntax errors

VisualSearch with dynamic operators, HTML5 input, and JSON support.

esbuild-loader examples

🧹💨 Fast, non-blocking rm -rf alternative. Deletes files instantly while cleanup runs in the background.

Script to remove unnecessary properties from package.json on prepublish hook

☁️ Publish your npm package to a GitHub repository branch

Comparison of Bun's API against Node.js's

Render readable & responsive tables in the terminal

Resolve package.json `exports` & `imports` maps

Run npm ci using the appropriate Node package manager (npm, yarn, pnpm)

Evaluate JavaScript in Markdown and interpolate results in-place

🛰 Github CDN Server

☕️ Build tests with Webpack and run with Mocha in one command

💮 満点 - Lightweight async testing library for Node.js

Lightweight debugger for Node.js

Utilities for formatting Markdown

Webpack/Rollup/Vite plugin to add multiple root-node support to Vue 2 SFCs

🌐 Localize your Webpack bundle with multiple locales

Webpack plugin to tree-shake and minify JSON modules

Task runner components for Ink

🤖 Script to detect file name case changes in a Git repository

Light & minimal front-end query builder for jQuery

🤖 privatenumber's code linter

📦🔍 Analyze which package.json dependencies are in-use with V8 Coverage 🔥

🖼 Declaratively interface window/document/body in your Vue template

Create Node.js aliases via imports map

Start a long-running Playwright browser server via CLI

Get all entry-points for an npm package. Supports the `exports` field in `package.json`

ESLint plugin to suppresses ESLint errors as warnings for future resolution

Publish an npm package to multiple registries

Surgically edit JSON & JSONC strings while preserving whitespace, comments, and formatting

💎 Reactively sync JSON mutations to disk

Interpolate strings with HTML comment markers!

Vue.js devtool for identifying Vue components and their SFC paths in the DOM

🤖 Script to automate creating built branches

Script to squash the commits in the current Git branch

Create a resizable split-view to partition the UI

Export SVG to PNG, JPEG, or WEBP in the browser

🧬 Add attributes and event-listeners to <slot> content 💉

Set object values using property chaining syntax

Grep your Vue.js codebase with CSS selectors

Create a require() function from any file-system. Great for in-memory fs testing!

💠 Tiny proxy component for Vue.js

TypeScript migration tool: only type check previously passing files

Use GitHub emojis from their API as an npm package

🌐 Webpack loader to automatically detect & import used components

Vite plugin for importing Markdown files as Vue components. Works with Vue 2 & 3

Run essential pre-release checks before releasing an npm package

🖋 GitHub Flavored Markdown Editor

💍 Pick out specific elements from the component <slot>

Simple CLI table for simple people

Babel plugin to help you determine where an object or array was instantiated

A daemon to sync packages across npm registries

Check whether the file-system is case-sensitive

Find the path of a value in a complex JavaScript object graph/tree.

Utility functions to test Webpack loaders/plugins

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🪐 The missing fs.promises.exists(). Also supports case-sensitive/insensitive file paths.

Demonstration of different Webpack configurations

Efficiently expose a SVG icon set in Vue

Cookie management plugin for ky using tough-cookie

Tiny pseudo-terminal spawning for humans

Tiny component to render Vue.js vNodes in the template.

npx package to install local peer-dependencies

🔥 Instantly add a Vue SSR dev-env to your Webpack build

Automatically reload the browser page on every Webpack watch build

Optimized Feather icon set for Vue using SVG references

A repository to collect and organize my issue reproductions

Programmatic access to npm package publish settings

Rollup/Vite plugin to track import chains for better error debugging

Get Node import conditions at runtime

Detect duplicated modules in your Webpack build

Utils for working with Vue 3 AST nodes

Generate a manifest of all the PRs included in a batched PR

👩‍🔬 Webpack plugin to get an overview of bundled dependencies and their size

Create an ESM entry-file in your Webpack build to consolidate entry-point exports

Find CSS class selector positions in any CSS-like file (CSS, SCSS, Less, Sass, Stylus)

Find a file or directory by walking up parent directories — Zero dependencies

Webpack loader for compiling Markdown to Vue

SystemJS extra to auto-resolve bare specifiers to UNPKG

Vue component that shows a demo and a "Show Code" button to expand source code

My sponsors 🙏❤️

Manage AI rules, commands, and skills across multiple coding agents from one place.

Fast Rust bundler for JavaScript/TypeScript with Rollup-compatible API.

markdown-it plugin to add attributes to all rendered elements

A CLI that writes your git commit messages for you with AI

Effortlessly build beautiful command-line apps

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Rollup plugin for transforming HTML/XML to Vue SFC

Demonstration of different Rollup configurations

Webpack loader for compiling HTML to Vue

A rollup plugin to generate .d.ts rollup files for your typescript project

A JSON parser, tokenizer, traverser, and printer.

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💖 Toolkit for generating sponsors images 😄

🌳 Tiny and fast JavaScript code generator from an ESTree-compliant AST.

A tiny utility to colorize stdin/stdout

ESLint plugin to prevent use of extended native objects

Copy text to the clipboard in modern browsers (0.2 kB)

Visually diff web pages

Motion & Orientation API explorer

Webpack loader to trace and flatten SVGs into one path

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impit | rust library for browser impersonation

Node.js JavaScript runtime ✨🐢🚀✨

Use aliases in your PostCSS import statements

The Next.js adapter for Vercel

Install agent skills from npm

Hermit manages isolated, self-bootstrapping sets of tools in software projects.

Rules for consistent, readable, and valid package.json files. 🗂️

Compile JSON Schema to TypeScript type declarations

A Rolldown plugin to generate and bundle dts files.

`eslint-plugin-import-x` is a fork of `eslint-plugin-import` that aims to provide a more performant and more lightweight version of the original plugin.

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A Vite-native test framework. It's fast!

Next generation frontend tooling. It's fast!

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Next-generation ES module bundler

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Webpack plugin for Babel

Awesome npm resources and tips

GitHub Actions for GitHub Pages 🚀 Deploy static files and publish your site easily. Static-Site-Generators-friendly.

Install pnpm package manager

🌈 React for interactive command-line apps

PartyKit simplifies developing multiplayer applications

Reproduction of Vue bug with css-loader v4.0.0+

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Autoload Config for PostCSS

Additional ESLint's rules for Node.js

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Generate changelogs and release notes from a project's commit messages and metadata.

The repository for high quality TypeScript type definitions.

An extremely fast bundler for the web

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Node.js SDK to fetch data from the npm API.

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The GitHub ToolKit for developing GitHub Actions.

Run a Webpack build in-memory

Accuracy and speed benchmarks of JavaScript GFM renderers against GitHub's own Markdown rendering

📄 Fast and small markdown parser and renderer

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Strip ANSI escape codes from a string

Determine the East Asian Width of a Unicode character

Get the visual width of a string - the number of columns required to display it

Enlightened library to convert HTML and CSS to SVG

Tools to validate package.json files.

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A ESLint plugin for webpack

Lightweight CSS extraction plugin

💅 vue style loader module for webpack

A collection of essential TypeScript types

Utilities for managing pnpm catalogs

A JSON file store implementation for tough-cookie module

Nx monorepo with open source projects

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Support loading eslint.config.mjs and eslint.config.ts as flat config files for ESLint.

Static site generation for Vue 3 on Vite

💡 Use the right package manager

⚡️ WebExtension Vite Starter Template

Official ESLint plugin for Vue.js

Auto-fix plain Functions into Arrow Functions, in all cases where conversion would result in the same behaviour

Source map not working when returning CJS via Hooks API

ECMAScript Modules Loaders

Incredibly fast JavaScript runtime, bundler, transpiler and package manager – all in one.

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Vue SSR v-html on dynamic-component bug reproduction

:rocket: An advanced url parser supporting git urls too.

⤵️ A GitHub Action for creating pull requests

:v: A high level git url parser for common git providers.

List of prototype properties for JavaScript types

Markdown It plugin for Shiki

Use ESBuild with Rollup to transform ESNext and TypeScript code.

The CSS design system that powers GitHub

Which GitHub page are you on? Is it an issue? Is it a list? Perfect for your WebExtension or userscript.

:package::rocket: Fully automated version management and package publishing

Apply semantic-release's automatic publishing to a monorepo.

🖖 A progressive, incrementally-adoptable JavaScript framework for building UI on the web.

Memcache for KeyV

Run promise-returning & async functions concurrently with optional limited concurrency