Agent skill

Nextjs Turbopack

by affaan-m in affaan-m/ECC

Next.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack.

MITAuto-check passedDevelopment

Install Nextjs Turbopack

skills CLI
$ npx skills add affaan-m/ECC --skill nextjs-turbopack -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install affaan-m/ECC nextjs-turbopack --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/affaan-m/ECC.git skills-src && mkdir -p .claude/skills && cp -r skills-src/docs/es/skills/nextjs-turbopack .claude/skills/nextjs-turbopack && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
nextjs-turbopack
GitHub stars
276k
Token cost
~841 tokens
SKILL.md length
446 words
Files
1
Skills in repo
683
Repo updated
First seen
Licence
MIT

At a glance

Next.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack.

  • Development work in your project
  • SKILL.md covers Cuándo Usar, Cómo Funciona, Ejemplos and Nomenclatura del Archivo de…, plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Nextjs Turbopack is an agent skill from affaan-m/ECC. Next.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack.

Its SKILL.md is about 840 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Development. It works with Turborepo, Next.js and webpack. The repository describes itself as: The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond. The licence is MIT.

When your agent uses it

  • Development work in your project

Example prompts

  • “/nextjs-turbopack”

What it can do on your machine

Read from SKILL.md and the folder at commit 4eb71d9. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are bash).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Nextjs Turbopack loads about 841 tokens when it runs. Until then it costs about 40 tokens; SKILL.md has 446 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~40
When it runs · the whole SKILL.md, loaded when a task matches
~841

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from affaan-m/ECC at commit 4eb71d9, republished under its MIT licence (© affaan-m). 446 words, ~841 tokens.

Download SKILL.mdSave it as .claude/skills/nextjs-turbopack/SKILL.md (or your agent's skills folder).
name
nextjs-turbopack
description
Next.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack.
origin
ECC

Next.js y Turbopack

Next.js 16+ usa Turbopack por defecto para el desarrollo local: un bundler incremental escrito en Rust que acelera significativamente el inicio del servidor de desarrollo y las actualizaciones en caliente.

Cuándo Usar

  • Turbopack (desarrollo por defecto): Usar para el desarrollo diario. Inicio en frío y HMR más rápidos, especialmente en apps grandes.
  • Webpack (desarrollo heredado): Usar solo si encuentras un bug de Turbopack o dependes de un plugin exclusivo de webpack en desarrollo. Desactivar con --webpack (o --no-turbopack según la versión de Next.js; consultar la documentación de tu versión).
  • Producción: El comportamiento del build de producción (next build) puede usar Turbopack o webpack según la versión de Next.js; consultar la documentación oficial de Next.js para tu versión.

Usar cuando: se desarrollen o depuren apps Next.js 16+, se diagnostique un inicio de desarrollo lento o HMR, o se optimicen bundles de producción.

Cómo Funciona

  • Turbopack: Bundler incremental para el desarrollo de Next.js. Usa caché en sistema de archivos para que los reinicios sean mucho más rápidos (ej. 5-14x en proyectos grandes).
  • Por defecto en desarrollo: Desde Next.js 16, next dev se ejecuta con Turbopack a menos que se deshabilite.
  • Caché en sistema de archivos: Los reinicios reutilizan el trabajo anterior; la caché está típicamente en .next; no se necesita configuración adicional para uso básico.
  • Bundle Analyzer (Next.js 16.1+): Bundle Analyzer experimental para inspeccionar la salida y encontrar dependencias pesadas; habilitarlo mediante configuración o flag experimental (ver documentación de Next.js para tu versión).

Ejemplos

Comandos
bash
next dev
next build
next start
Uso

Ejecutar next dev para el desarrollo local con Turbopack. Usar el Bundle Analyzer (ver documentación de Next.js) para optimizar el code-splitting y eliminar dependencias grandes. Preferir App Router y server components donde sea posible.

Show full SKILL.md (165 more words)Show less

Nomenclatura del Archivo de Middleware

Next.js 16 introdujo proxy.ts como nombre del archivo de middleware, reemplazando la convención anterior de middleware.ts:

  • Next.js 16+: usar proxy.ts en la raíz del proyecto
  • Anterior a Next.js 16: usar middleware.ts en la raíz del proyecto

El cambio de nombre de archivo está vinculado a la versión de Next.js, no al bundler que se usa (Turbopack o webpack). Siempre consultar la documentación oficial para la versión que se está revisando.

No marcar proxy.ts como un archivo de middleware mal nombrado o faltante en proyectos Next.js 16. El archivo es correcto e intencional. Sugerir renombrarlo a middleware.ts romperá la ejecución del middleware.

Buenas Prácticas

  • Mantenerse en una versión reciente de Next.js 16.x para un comportamiento estable de Turbopack y caché.
  • Si el desarrollo es lento, asegurarse de estar usando Turbopack (predeterminado) y que la caché no se esté borrando innecesariamente.
  • Para problemas de tamaño de bundle en producción, usar las herramientas oficiales de análisis de bundle de Next.js para tu versión.

© affaan-m, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in docs/es/skills/nextjs-turbopack of affaan-m/ECC.

Open the folder on GitHubat commit 4eb71d9

Compare with similar skills

Nextjs Turbopack next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Nextjs Turbopack compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Nextjs Turbopack this skillaffaan-m/ECC276k—~841Automated safety check: PassMIT
Runtime Debugvercel/next.js143k1 repos~618Automated safety check: PassMIT
Flagsvercel/next.js143k—~746Automated safety check: PassMIT
Nextjs16 Skillselophanto/EloPhanto106—~1.4kAutomated safety check: PassCustom licence
Nextjs Turbopackkurealnum/dotfiles2905 repos~540Automated safety check: PassNone
Prd To PlanDwlad90/stylex-swc-plugin112—~767Automated safety check: PassMIT

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Categories

Questions about Nextjs Turbopack

What does Nextjs Turbopack do?

Next.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack. Nextjs Turbopack is an agent skill from affaan-m/ECC.js 16+ y Turbopack — bundling incremental, caché en sistema de archivos, velocidad de desarrollo y cuándo usar Turbopack frente a webpack.

When should I use Nextjs Turbopack?

Nextjs Turbopack fits situations like: development work in your project.

How do I install Nextjs Turbopack in Claude Code?

Run `npx skills add affaan-m/ECC --skill nextjs-turbopack -a claude-code`. Or copy the skill folder (docs/es/skills/nextjs-turbopack in affaan-m/ECC) into .claude/skills/nextjs-turbopack in your project. Claude Code loads it when a task matches its description.

How do I install Nextjs Turbopack in Codex?

Run `npx skills add affaan-m/ECC --skill nextjs-turbopack -a codex`. Or copy the skill folder (docs/es/skills/nextjs-turbopack in affaan-m/ECC) into .agents/skills/nextjs-turbopack in your project. Codex loads it when a task matches its description.

Can I use Nextjs Turbopack in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add affaan-m/ECC --skill nextjs-turbopack -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/nextjs-turbopack, .gemini/skills/nextjs-turbopack, .github/skills/nextjs-turbopack and .opencode/skills/nextjs-turbopack in your project.

What does Nextjs Turbopack need to run?

SKILL.md names no scripts, command-line tools or credentials: Nextjs Turbopack is instructions for the agent only.

Does Nextjs Turbopack access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Nextjs Turbopack safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Nextjs Turbopack use?

Nextjs Turbopack is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Nextjs Turbopack use?

About 841 tokens (SKILL.md is roughly 3.4k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Nextjs Turbopack?

Skills that share tags, products or a category with Nextjs Turbopack: Runtime Debug (vercel/next.js, 143k stars), Flags (vercel/next.js, 143k stars), Nextjs16 Skills (elophanto/EloPhanto, 106 stars) and Nextjs Turbopack (kurealnum/dotfiles, 290 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Nextjs Turbopack?

affaan-m (a GitHub user) maintains it in affaan-m/ECC, which has 276,111 GitHub stars. The repository holds 683 skills in this directory. The repository was last updated on October 10, 2026.

Source: affaan-m/ECC on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.