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Claude Code skills that turnhard work into easy wins

A skill written in an afternoon fires when it feels like it and breaks on a machine that isn't its author's. Ours fire on the words you type, are tested on a clean machine, ship with three worked examples, and get fixed when Claude changes.

claude
Claude Code v2.1.280Opus 5.5 · Claude Pro~/work/app
Dropped a skill folder into ~/.claude/skills. List what loaded with /skills
run this through our house checks
Skill(house-checks)
loaded · 3 worked examples · troubleshooting table
Read(14 files in this folder)
read 612 lines
4 things to fix, 1 blocking
each one cites the rule it breaks
one needs a person to decide

Built to be checked, not taken on trust.

Every number here comes straight from the catalogue, and every listing shows real output before you pay.

8skills on sale today
170free guides on the blog
$5the cheapest one, paid once
14days to ask for a refund

Runs in the agent you already use

  • Claude Code
  • Codex
  • Cursor
  • GitHub Copilot
  • Gemini CLI
  • VS Code

Every skill is a plain SKILL.md folder in the open Agent Skills format, which these agents read. We test in Claude Code, and a few skills use Claude Code features; each listing says what it needs.

And the tools you build with

  • Claude Code
  • Next.js
  • Astro
  • SvelteKit
  • Nuxt
  • Remix
  • Qwik
  • Gatsby
  • Eleventy
  • Hugo
  • Jekyll
  • WordPress
  • Webflow
  • Shopify
  • Google Analytics 4
  • Search Console
  • iOS
  • Android
  • macOS

Names belong to their owners. Listed because our skills work with them, not because any of them endorse us.

What you're actually paying for

Not code. Anyone can write a SKILL.md. You're paying for the day someone else spent making it reliable.

Drop it in. That's the install.

skill-folder
~/.claude/skills

Skill imported

on your task…

Drag the folder into your skills directory and you're done. No package manager, no config file, no account, nothing to sign in to. Ask for the thing in plain words and it fires.

What usually goes wrong

SKILL.md

description:

helps with code

never fired

The description was written for a human, so Claude never matches it. The script assumes a tool you don't have. Nine hundred lines of SKILL.md eat the context window, and you stop reaching for it.

What we measure

eval suite

should fire

should not fire

dated on the listing

published

Trigger accuracy against a written test suite, published on each listing with its date once it has run. Until it has, the listing says so and shows no number.

What you keep

12 months

Updates

Re-tests

Replies

Twelve months of updates as Claude Code moves underneath it, re-tested on a clean machine each time, and a person who answers.

Tested on a clean machine

$docker run --rm skilltest

fresh image, no local state

installs and loads

Every skill installs into a fresh container with no local state before it ships. The machine a skill was written on is the one place it is guaranteed to work, and it is the one machine you do not have.

Not locked to one tool

SKILL.md
Claude Codeany agent

Markdown and scripts in a folder. No proprietary format, no runtime, and nothing to uninstall.

Just shipped

Each one shows its real output, what it needs, and exactly what you get when you buy it.

Three status line capsules on a dark terminal. The first reads Opus 5.5, ctx 14 percent. The second reads 5h 20 percent, rs Sat 26 Sep 12:16AM, in 4h 19m. The third, filled almost to the end in red, reads wk 93 percent, rs Mon 28 Sep 5:57AM, in 2d 10h.

Context, the 5-hour limit and the weekly limit as capsules, with the exact reset time inside each.

Eval suite not run yet

A dark grid of twenty rounded-square app icons: a purple cat face on white, a white ghost on violet, a neon heart, a pixel creature on cyan, a camera lens on green, a steaming cup on mint, a letter A, a lightning bolt, a document with a face, a flame mascot on pink, a rising chart, a heart, a check mark, and a map pin on orange.

Original app icons from a one-line brief, in seven styles, exported for every platform.

Eval suite not run yet

Google Analytics, Create a property: a four-step progress bar (Property creation, Business details, Business objectives, Data collection) above a Property details form with a Property name field, a Reporting time zone set to United Kingdom, and Currency set to British Pound.

Google Analytics 4 and Search Console for your site, set up by Claude in your own Chrome, with the tag in your code.

Eval suite not run yet

A skill for the thing you keep redoing

Search by the problem rather than the tool's name. Every listing shows real output and what it needs, before you spend anything.

the same checks, every time
4 skills matchsorted by newest
AllUnder $200Newest

Search the problem

Describe what keeps going wrong. You do not have to know what the skill is called, or that one exists. Filter by category or by price.

What we changed

Rewrote the trigger description

Checked the tools it assumes

Cut SKILL.md to what Claude reads

Added three worked examples

See what we changed

Every product page lists what the skill does, what it needs and three worked examples, and credits anyone whose work it builds on.

Tuned to your repo

Your rules, not generic ones

Its own eval suite

A private channel to ask in

ProSold on a call

Or have one tuned

Nothing in the catalogue fits the way you work? Tell us the task and we will harden one against your own rules, with its own eval suite.

Hand it to Claude.Get what you expected.

A skill is instructions Claude reads before it starts. A hardened one fires on the prompt you would actually type, and answers with your own rules rather than with general advice.

BeforeA general answer. Nothing about how you actually work.
AfterFour findings, each citing a rule you wrote.
claude
run this through our house checks
Skill(house-checks)
loaded from ~/.claude/skills
Read(14 files in this folder)
4 findings, each against a rule you wrote
1 flagged for a person to decide
0 generic suggestions
1

We find it

We pick a job people redo every week and work out what a reliable skill for it has to do. Nothing ships that we cannot test.

2

We harden it

Ten fixed points: clean-machine test, rewritten trigger description, token diet, honest error handling, real docs, an eval suite.

3

You install it

A ZIP and a licence key by email. Unzip, drop it in, done. Updates for a year and a person to ask when it breaks.

Need it done?There is a skill for it.

Pick the job, download one folder, pay once. Every skill goes through the same checks before it is listed: the trigger, the licence, a clean machine and three worked examples.

Pricing

Each skill is priced on its own page, for what that one skill saves you. One-off, with no subscription, no seats to count and nothing that renews while you are not looking.

The skill, by email

A ZIP and a licence key within a minute of paying. Inside: the skill, our README with three worked examples, and a troubleshooting table written from the ways it actually broke.

Twelve months of updates

Re-tested on a clean machine whenever Claude Code moves underneath it, and reissued to you. No renewal, no second charge.

Paid for, or refunded

If we cannot deliver the skill you paid for, you are refunded in full. Every listing publishes its measured trigger accuracy and its worked examples first, so nothing about it is a surprise after the fact.

Questions, answered.

The six we are asked most. Everything else is in the install guide, or by email.

Why not write the skill myself?

You can, and for a one-off task you probably should. The cost is not the first draft: it is the trigger description that fires on the words you actually use, the tools it assumes are installed, the context it eats every turn, and the docs. We do that once, and publish the measured number on the listing once the eval has run.

What exactly do I get?

A ZIP of the skill and a licence key, by email, within a minute of paying. Inside: the skill, our README with three worked examples, and a troubleshooting table written from the ways it actually broke on a clean machine.

What stops me sharing it?

Nothing technical, and we will not pretend otherwise. Claude reads a skill as plain text, so anything on your disk is copyable. What you are buying is that it keeps working: updates when Claude Code changes, and someone to ask when it does not.

How is the trigger accuracy measured?

A written set of prompts that should fire the skill and prompts that should not, run against the skill. The number goes on the listing with the date it was measured. If we did not measure it, we do not publish a number, and the listing says so.

Can I get a refund?

Yes. Within 14 days of buying, for any reason, in full: email support and we refund it. Everything you need to decide is on the listing before you buy: real output from the skill, the three worked examples, and what it needs installed.

Who writes these?

We do. Where a skill builds on someone else's published work we say so on its page and ship their licence with it, but the catalogue is our own code, written to one standard and tested the same way.

Know your problembefore you buy a skill.