Agent skill

UI Template Library

by glittercowboy in glittercowboy/plugin-freedom-system

Manage aesthetic templates - save visual systems from completed mockups as interpretable prose, apply to new plugins with adaptive layouts

No licenceAuto-check: notesFrontend & Design

Install UI Template Library

skills CLI
$ npx skills add glittercowboy/plugin-freedom-system --skill ui-template-library -a claude-code

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

GitHub CLI
$ gh skill install glittercowboy/plugin-freedom-system ui-template-library --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/glittercowboy/plugin-freedom-system.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/ui-template-library .claude/skills/ui-template-library && 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
ui-template-library
GitHub stars
217
Token cost
~2.6k tokens
SKILL.md length
961 words
Files
15 (incl. references, assets)
Skills in repo
15
Repo updated
First seen
Licence
None found

At a glance

Manage aesthetic templates - save visual systems from completed mockups as interpretable prose, apply to new plugins with adaptive layouts

  • Works in 5 steps: save_aesthetic - Analyze mockup HTML and… → apply_aesthetic - Interpret aesthetic.md… → list_aesthetics - Show all saved… → …
  • Tasks that involve Responsive design
  • SKILL.md covers Operations, CRITICAL: Checkpoint…, Directory Structure and Operation 1: save_aesthetic, plus 9 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

UI Template Library is an agent skill from glittercowboy/plugin-freedom-system. Manage aesthetic templates - save visual systems from completed mockups as interpretable prose, apply to new plugins with adaptive layouts

Its SKILL.md is about 2.6k tokens, which your agent loads only when the skill is triggered. The skill folder holds 16 other files, including reference files and assets (for example `assets/aesthetic-template.md`, `assets/manifest-init.json` and `assets/metadata-template.json`).

It sits in Frontend & Design, covering Responsive design. The repository describes itself as: AI-assisted JUCE plugin development system for MacOS by TÂCHES.

When your agent uses it

  • Tasks that involve Responsive design

Example prompts

  • “/ui-template-library”

Requirements

  • Pre-approved tools (allowed-tools): Read, Write, Bash

Workflow steps

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

  1. save_aesthetic - Analyze mockup HTML and generate structured prose aesthetic.md
  2. apply_aesthetic - Interpret aesthetic.md to generate new mockup with appropriate layout
  3. list_aesthetics - Show all saved aesthetics with prose summaries
  4. delete_aesthetic - Remove aesthetic from library
  5. update_aesthetic - Refine aesthetic.md from improved mockup

What it can do on your machine

Read from SKILL.md and the folder at commit e965cdd. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Write
    • Bash

    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

UI Template Library loads about 2.6k tokens when it runs, and up to ~29k if it reads all its reference files. Until then it costs about 40 tokens; SKILL.md has 961 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
~2.6k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~29k

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: notes

The automated check noted patterns worth knowing about, such as sudo or a known installer.

  • NotePre-approves every shell command (allowed-tools: Bash)SKILL.md
    allowed-tools: Read, Write, Bash

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 961 words (~2,618 tokens).

“Purpose: Capture and apply aesthetic "vibes" across plugins using structured prose descriptions rather than rigid specifications.”

— opening of SKILL.md by glittercowboy
name
ui-template-library
allowed-tools
Read, Write, Bash
preconditions
.claude/aesthetics/ directory exists (created by system-setup skill or auto-created on first save_aesthetic)

Read the full SKILL.md on GitHub

Files

SKILL.md and 14 other files (references, assets) in .claude/skills/ui-template-library of glittercowboy/plugin-freedom-system.

  • SKILL.md
  • assets/aesthetic-template.md
  • assets/manifest-init.json
  • assets/metadata-template.json
  • references/aesthetic-interpretation.md
  • references/apply-operation.md
  • references/control-generation.md
  • references/delete-operation.md
  • references/implementation-notes.md
  • references/layout-generation.md
  • references/list-operation.md
  • references/pattern-extraction.md
  • references/prose-generation.md
  • references/save-operation.md
  • references/update-operation.md

Open the folder on GitHubat commit e965cdd

Compare with similar skills

UI Template Library 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.

UI Template Library compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
UI Template Library this skillglittercowboy/plugin-freedom-system217—~2.6kAutomated safety check: NotesNone
UI StylingOhh-889/skyroc79513 repos~2.5kAutomated safety check: PassMIT
Material 3hamen/material-3-skill1.5k2 repos~7.8kAutomated safety check: PassMIT
Trip Map Builderhiyeshu/trip-map-builder244—~1.7kAutomated safety check: PassNone
Frontend Design Routercode-yeongyu/oh-my-openagent70k—~5.3kAutomated safety check: PassCustom licence
Local Testinglobehub/lobe-ui2.2k—~2.1kAutomated safety check: PassMIT

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  • Plugin Ideation

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    217 GitHub stars~905 tokensUpdated 10 mo ago
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  • Plugin Improve

    glittercowboy/plugin-freedom-system

    Fix bugs, add features to completed plugins. An agent skill from glittercowboy/plugin-freedom-system.

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  • Plugin Lifecycle

    glittercowboy/plugin-freedom-system

    Manage complete plugin lifecycle - install, uninstall, reset, destroy.

    217 GitHub stars~2.2k tokensUpdated 10 mo ago
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  • Plugin Packaging

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Questions about UI Template Library

What does UI Template Library do?

Manage aesthetic templates - save visual systems from completed mockups as interpretable prose, apply to new plugins with adaptive layouts. UI Template Library is an agent skill from glittercowboy/plugin-freedom-system.

When should I use UI Template Library?

UI Template Library fits situations like: tasks that involve Responsive design.

How do I install UI Template Library in Claude Code?

Run `npx skills add glittercowboy/plugin-freedom-system --skill ui-template-library -a claude-code`. Or copy the skill folder (.claude/skills/ui-template-library in glittercowboy/plugin-freedom-system) into .claude/skills/ui-template-library in your project. Claude Code loads it when a task matches its description.

How do I install UI Template Library in Codex?

Run `npx skills add glittercowboy/plugin-freedom-system --skill ui-template-library -a codex`. Or copy the skill folder (.claude/skills/ui-template-library in glittercowboy/plugin-freedom-system) into .agents/skills/ui-template-library in your project. Codex loads it when a task matches its description.

Can I use UI Template Library 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 glittercowboy/plugin-freedom-system --skill ui-template-library -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/ui-template-library, .gemini/skills/ui-template-library, .github/skills/ui-template-library and .opencode/skills/ui-template-library in your project.

What does UI Template Library need to run?

SKILL.md names no scripts, command-line tools or credentials: UI Template Library is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Write, Bash.

Does UI Template Library 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 UI Template Library safe to install?

Our automated static check of SKILL.md found notes only (pre-approves every shell command (allowed-tools: bash)), nothing it rates as a warning. It is not a guarantee. Review the folder before installing.

What licence does UI Template Library use?

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

How many tokens does UI Template Library use?

About 2.6k tokens (SKILL.md is roughly 10k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 26k tokens, read only when the agent opens those files.

What are the alternatives to UI Template Library?

Skills that share tags, products or a category with UI Template Library: UI Styling (Ohh-889/skyroc, 795 stars), Material 3 (hamen/material-3-skill, 1.5k stars), Trip Map Builder (hiyeshu/trip-map-builder, 244 stars) and Frontend Design Router (code-yeongyu/oh-my-openagent, 70k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains UI Template Library?

glittercowboy (a GitHub user) maintains it in glittercowboy/plugin-freedom-system, which has 217 GitHub stars. The repository holds 15 skills in this directory. The repository was last updated on November 19, 2025.

Source: glittercowboy/plugin-freedom-system on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.