Agent skill

Add Showcase App

by hyodotdev in hyodotdev/openiap

Add one or more apps to the OpenIAP "Who uses OpenIAP?" showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build.

MITAuto-check passed

Install Add Showcase App

skills CLI
$ npx skills add hyodotdev/openiap --skill add-showcase-app -a claude-code

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

GitHub CLI
$ gh skill install hyodotdev/openiap add-showcase-app --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/hyodotdev/openiap.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/add-showcase-app .claude/skills/add-showcase-app && 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
add-showcase-app
GitHub stars
154
Token cost
~442 tokens
SKILL.md length
176 words
Files
1
Skills in repo
19
Repo updated
First seen
Licence
MIT

At a glance

Add one or more apps to the OpenIAP "Who uses OpenIAP?" showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build.

  • Someone submits apps through discussion
  • Calls gh

What it does

Add Showcase App is an agent skill from hyodotdev/openiap. Add one or more apps to the OpenIAP "Who uses OpenIAP?" showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build. Use when someone submits apps through discussion

Its SKILL.md is about 440 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

The repository describes itself as: Standardized protocol for in-app purchases across all platforms — backed by Meta & Amazon. The licence is MIT.

When your agent uses it

  • Someone submits apps through discussion

Example prompts

  • “Who uses OpenIAP?”
  • “/add-showcase-app”

What it can do on your machine

Read from SKILL.md and the folder at commit 75aa01c. 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

    Shell commands in SKILL.md call:

    • gh

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

  • Network

    No URLs in SKILL.md. Its commands use gh, which can reach the network depending on how they are called.

    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

Add Showcase App loads about 442 tokens when it runs. Until then it costs about 61 tokens; SKILL.md has 176 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~61
When it runs · the whole SKILL.md, loaded when a task matches
~442

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 hyodotdev/openiap at commit 75aa01c, republished under its MIT licence (© hyodotdev). 176 words, ~442 tokens.

Download SKILL.mdSave it as .claude/skills/add-showcase-app/SKILL.md (or your agent's skills folder).
name
add-showcase-app
description
Add one or more apps to the OpenIAP "Who uses OpenIAP?" showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build. Use when someone submits apps through discussion

Add Showcase App (Claude Code)

The canonical procedure lives in .codex/skills/add-showcase-app/SKILL.md. Read it and follow every section — collecting the submission, masking the icon, appending the JSON entry, refreshing metrics, verifying, and closing the loop are agent-agnostic and apply as written.

Claude Code Notes

  • Fetch submissions with the GitHub MCP tools or gh instead of asking the user to paste them. The live thread is discussion #350, which the issues endpoint cannot read:

    bash
    gh api graphql -f query='
    query { repository(owner: "hyodotdev", name: "openiap") {
      discussion(number: 350) { comments(first: 50) { nodes { author { login } body } } } } }'

    Issue #280 is the closed predecessor; read it only for history.

  • To verify rendering, start the docs dev server through preview_start (.claude/launch.json defines the docs configuration) and check the showcase section in the browser pane. The home page section sits far down the page — scroll to the Who uses OpenIAP? heading, or open /showcase directly, which renders the full list near the top.

  • If browser screenshots come back blank, fall back to headless Chrome against the dev server and crop the region with Pillow.

  • Attach the rendered section back to the user with SendUserFile so they can approve the card before anything is committed.

© hyodotdev, 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 .claude/skills/add-showcase-app of hyodotdev/openiap.

Open the folder on GitHubat commit 75aa01c

Compare with similar skills

Add Showcase App 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.

Add Showcase App compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Add Showcase App this skillhyodotdev/openiap154—~442Automated safety check: PassMIT
Showcase Videorehan-remade/universal-modder5.3k—~1.3kAutomated safety check: PassMIT
UI Kitten Showcase QAakveo/react-native-ui-kitten11k—~2.3kAutomated safety check: PassMIT
Showcasepandazki/pneuma-skills162—~1.1kAutomated safety check: PassMIT
Project Showcaseooiyeefei/ccc494—~1.1kAutomated safety check: PassMIT
Readme Showcasebagofwords1/bagofwords458—~1.8kAutomated safety check: PassCustom licence

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Questions about Add Showcase App

What does Add Showcase App do?

Add one or more apps to the OpenIAP "Who uses OpenIAP?" showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build. Add Showcase App is an agent skill from hyodotdev/openiap." showcase — record OpenIAP library and IAPKit usage, normalize icons, refresh ordering metrics, and verify the docs build.

When should I use Add Showcase App?

Add Showcase App fits situations like: someone submits apps through discussion.

How do I install Add Showcase App in Claude Code?

Run `npx skills add hyodotdev/openiap --skill add-showcase-app -a claude-code`. Or copy the skill folder (.claude/skills/add-showcase-app in hyodotdev/openiap) into .claude/skills/add-showcase-app in your project. Claude Code loads it when a task matches its description.

How do I install Add Showcase App in Codex?

Run `npx skills add hyodotdev/openiap --skill add-showcase-app -a codex`. Or copy the skill folder (.claude/skills/add-showcase-app in hyodotdev/openiap) into .agents/skills/add-showcase-app in your project. Codex loads it when a task matches its description.

Can I use Add Showcase App 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 hyodotdev/openiap --skill add-showcase-app -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/add-showcase-app, .gemini/skills/add-showcase-app, .github/skills/add-showcase-app and .opencode/skills/add-showcase-app in your project.

What does Add Showcase App need to run?

Going by SKILL.md and its folder, Add Showcase App needs the command-line tools its instructions call (gh).

Does Add Showcase App access the network?

SKILL.md contains no URLs. Its commands use gh, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Add Showcase App 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 Add Showcase App use?

Add Showcase App 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 Add Showcase App use?

About 442 tokens (SKILL.md is roughly 1.8k 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 Add Showcase App?

Skills that share tags, products or a category with Add Showcase App: Showcase Video (rehan-remade/universal-modder, 5.3k stars), UI Kitten Showcase QA (akveo/react-native-ui-kitten, 11k stars), Showcase (pandazki/pneuma-skills, 162 stars) and Project Showcase (ooiyeefei/ccc, 494 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Add Showcase App?

hyodotdev (a GitHub organization) maintains it in hyodotdev/openiap, which has 154 GitHub stars. The repository holds 19 skills in this directory. The repository was last updated on October 7, 2026.

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