expo-examples

expo-examples is a skill for Claude Code from fanfan-de/anybox. It costs 95 tokens per session (1,493 once invoked), scanned A, a copy of expo-examples, MIT.

A collection of official Expo example projects showing how to connect Expo apps to libraries and services such as payments, login, maps, databases, and AI.

In plain words
What is it for?
Use it when adding a third-party service to an existing Expo app or when starting a new project from a maintained integration example.
Why use it?
It provides small, version-matched examples that show the required packages, configuration, and basic integration pattern.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Good fit Use it when adding a third-party service to an existing Expo app or when starting a new project from a maintained integration example.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/fanfan-de/anybox/expo-examples
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add fanfan-de/anybox --skill expo-examples
Clone the repo
git clone --depth 1 https://github.com/fanfan-de/anybox

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for expo-examples

README.md
[![agentmods](https://agentmods.dev/badge/skills/fanfan-de/anybox/expo-examples/github.svg)](https://agentmods.dev/skills/fanfan-de/anybox/expo-examples)
Your own site
<a href="https://agentmods.dev/skills/fanfan-de/anybox/expo-examples"><img src="https://agentmods.dev/badge/skills/fanfan-de/anybox/expo-examples/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for expo-examples

Your own site · 80×15
<a href="https://agentmods.dev/skills/fanfan-de/anybox/expo-examples"><img src="https://agentmods.dev/badge/skills/fanfan-de/anybox/expo-examples.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 95 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,493 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin 89% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00095 $0.01493
Opus 5 $0.00048 $0.00746
Sonnet 5 $0.00019 $0.00299
Haiku 4.5 $0.00010 $0.00149

Measured 9d ago against content hash 3758d0db0053, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

expo-examples scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 9d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -s https://raw.githubusercontent.com/expo/examples/master/with-stripe/utils/stripe-server.ts
Origin

This is a copy

89% identical to expo-examples — 17 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

plugins/Anybox-Plugins/expo/skills/expo-examples/SKILL.md · 98 lines

How it starts

The opening of the file, as written. The whole thing — 98 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Expo Examples

expo/examples is Expo's official library of ~70 integration examples — directories named with-<library> (e.g. with-stripe, with-maps), each built around one library or service. These are not full apps: they're managed projects (no ios//android/ dirs — native setup is via config plugins), and the typical one is a single screen of ~100–200 lines. Mine them for the canonical integration pattern — the dependency set, app.json config plugins, and minimal wiring Expo maintains against the current SDK — and adapt that into the user's app. Don't expect to lift an application architecture from them.

Reach for an example before hand-rolling an integration. (Kinds — full-stack, showcases, starters — are noted in ./references/catalog.md.)

Two modes

  1. Inspiration / adapt (most common) — the user already has a project. Find the matching example, read its key files, and apply the pattern to their code.
  2. Scaffold — greenfield. Start a fresh project directly from the example.

Workflow

1. Find the right example

Map the user's need to an example name (e.g. payments → with-stripe, auth → with-clerk). ./references/catalog.md is a categorized snapshot for fast triage — but it drifts, so confirm against the live list:

# Live example names:
gh api repos/expo/examples/contents --jq '.[] | select(.type=="dir" and (.name|startswith(".")|not)) | .name'
# Aliases (renamed) + deprecated (dead/moved) examples — check before recommending:
gh api repos/expo/examples/contents/meta.json --jq '.content' | base64 -d

meta.json is the source of truth for what's renamed or dead (deprecated examples are removed from the repo tree but still listed here, each with a message). If an example is in its deprecated map, don't recommend it — follow the message to the modern path. If it's in aliases, use the destination.

2a. Inspiration mode — study without touching the user's project

Read the full file on GitHub · 98 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 9d ago First seen · 98 lines · 95 tokens per session scan A 3758d0db0053

Subscribe to this mod's changes

expo-examples is a skill published in the GitHub repository fanfan-de/anybox (57 stars, last pushed 1mo ago), licensed MIT. It adds 95 tokens to every session and 1,493 once invoked, about $0.0005 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). It is 89% identical to expo-examples, differing in 17 lines, and is treated as a copy.

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