Agent skill

Next Variant

by npc-live in npc-live/clawfirm

两个入口,一个出口。给定一个网站 URL 或一段内容描述,输出可用于生成 UI 的 skill 组合. An agent skill from npc-live/clawfirm.

No licenceAuto-check passedFrontend & Design

Install Next Variant

skills CLI
$ npx skills add npc-live/clawfirm --skill next-variant -a claude-code

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

GitHub CLI
$ gh skill install npc-live/clawfirm next-variant --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/npc-live/clawfirm.git skills-src && mkdir -p .claude/skills && cp -r skills-src/app/assets/skills/next-variant .claude/skills/next-variant && 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
next-variant
GitHub stars
156
Token cost
~2k tokens
SKILL.md length
388 words
Files
44
Skills in repo
49
Repo updated
First seen
Licence
None found

At a glance

两个入口,一个出口。给定一个网站 URL 或一段内容描述,输出可用于生成 UI 的 skill 组合. An agent skill from npc-live/clawfirm.

  • Works in 4 steps: 用 browser/fetch 获取页面 HTML → 从 HTML 中提取所有 的 href → 下载主 CSS 文件(优先选名称含 main、global、theme 的) → …
  • Frontend & Design work in your project
  • SKILL.md covers 两个功能入口, 功能一:网站风格反向提取(URL → Skills), 功能二:内容匹配风格(Content → Skills) and Skill 索引(当前可用), plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Next Variant is an agent skill from npc-live/clawfirm. 两个入口,一个出口。给定一个网站 URL 或一段内容描述,输出可用于生成 UI 的 skill 组合。

Its SKILL.md is about 2k tokens, which your agent loads only when the skill is triggered. The skill folder holds 46 other files (for example `PROMPT.md`, `color/apple-system.md` and `color/bright-blocks.md`).

It sits in Frontend & Design.

When your agent uses it

  • Frontend & Design work in your project

Example prompts

  • “/next-variant”

Workflow steps

4 steps, taken from the first numbered list in SKILL.md.

  1. 用 browser/fetch 获取页面 HTML
  2. 从 HTML 中提取所有 的 href
  3. 下载主 CSS 文件(优先选名称含 main、global、theme 的)
  4. 在 CSS 中搜索 :root { 块,提取所有 -- 开头的 custom properties

What it can do on your machine

Read from SKILL.md and the folder at commit db435ed. 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.

    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

Next Variant loads about 2k tokens when it runs. Until then it costs about 16 tokens; SKILL.md has 388 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~16
When it runs · the whole SKILL.md, loaded when a task matches
~2k

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

Without a licence we can't republish the file, so here is its outline and opening line. It has 388 words (~1,986 tokens).

name
next-variant
version
1.0.0
author
nextvariant

Read the full SKILL.md on GitHub

Files

SKILL.md and 43 other files in app/assets/skills/next-variant of npc-live/clawfirm.

  • SKILL.md
  • PROMPT.md
  • color/apple-system.md
  • color/bright-blocks.md
  • color/clean-minimal.md
  • color/dark-moody.md
  • color/gradient-vibrant.md
  • color/neon-tech.md
  • color/terminal-violet.md
  • color/warm-cream-orange.md
  • color/warm-editorial.md
  • layout/bento-box.md
  • layout/editorial-magazine.md
  • layout/full-bleed.md
  • layout/full-screen-app.md
  • layout/landing/hero-centered.md
  • layout/landing/hero-full-screen.md
  • layout/landing/hero-split.md
  • … and 26 more

Open the folder on GitHubat commit db435ed

Compare with similar skills

Next Variant 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.

Next Variant compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Next Variant this skillnpc-live/clawfirm156—~2kAutomated safety check: PassNone
Web Artifacts Builderanthropics/skills180k41 repos~769Automated safety check: PassApache-2.0
React Doctormakeplane/plane61k12 repos~657Automated safety check: PassAGPL-3.0
Impeccablebestofjs/bestofjs3.1k27 repos~2.6kAutomated safety check: PassMIT
Figma Design System Builderwarpdotdev/warp65k2 repos~4.4kAutomated safety check: PassAGPL-3.0
Web Interface Guidelines Reviewervercel-labs/openreview1.7k98 repos~308Automated safety check: PassNone

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Questions about Next Variant

What does Next Variant do?

两个入口,一个出口。给定一个网站 URL 或一段内容描述,输出可用于生成 UI 的 skill 组合. An agent skill from npc-live/clawfirm. Next Variant is an agent skill from npc-live/clawfirm.

When should I use Next Variant?

Next Variant fits situations like: frontend & Design work in your project.

How do I install Next Variant in Claude Code?

Run `npx skills add npc-live/clawfirm --skill next-variant -a claude-code`. Or copy the skill folder (app/assets/skills/next-variant in npc-live/clawfirm) into .claude/skills/next-variant in your project. Claude Code loads it when a task matches its description.

How do I install Next Variant in Codex?

Run `npx skills add npc-live/clawfirm --skill next-variant -a codex`. Or copy the skill folder (app/assets/skills/next-variant in npc-live/clawfirm) into .agents/skills/next-variant in your project. Codex loads it when a task matches its description.

Can I use Next Variant 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 npc-live/clawfirm --skill next-variant -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/next-variant, .gemini/skills/next-variant, .github/skills/next-variant and .opencode/skills/next-variant in your project.

What does Next Variant need to run?

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

Does Next Variant 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 Next Variant 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 Next Variant use?

No licence was found for Next Variant or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Next Variant use?

About 2k tokens (SKILL.md is roughly 7.9k 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 Next Variant?

Skills that share tags, products or a category with Next Variant: Web Artifacts Builder (anthropics/skills, 180k stars), React Doctor (makeplane/plane, 61k stars), Impeccable (bestofjs/bestofjs, 3.1k stars) and Figma Design System Builder (warpdotdev/warp, 65k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Next Variant?

npc-live (a GitHub organization) maintains it in npc-live/clawfirm, which has 156 GitHub stars. The repository holds 49 skills in this directory. The repository was last updated on June 17, 2026.

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