rampstackco/claude-skills · skills/calculator-design/SKILL.md

calculator-design skillA

calculator-design is agent-read markdown (skill) from rampstackco/claude-skills: Designing interactive calculators (ROI calculators, pricing estimators, savings projections, mortgage calculators, custom assessments) that deliver real decision-support value while serving as lead magnets and qualified-traffic generators. Honest about vanity-calculator (no real value), lead-trap (hides the answer behind email), and transparent-decision-tool (gives the result and earns the email through tiered value) patterns. Triggers on calculator, ROI calculator, pricing estimator, savings ca.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add rampstackco/claude-skills/calculator-design@git:20260810.e5bc675
Exact content
mdr add rampstackco/claude-skills/calculator-design@sha256:8ed49b0354545176

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ke6fds2lcry6cjs6.svg)](https://markdownregistry.com/a/art_ke6fds2lcry6cjs6)

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Versions

versioncommittedcommitsizeaudit
git:20260810.e5bc675 latest2026-08-10 e5bc675 23,782 BA view · diff
git:20260507.ac2b0782026-05-07 ac2b078 23,259 BA view · diff
git:20260507.30dd8c02026-05-07 30dd8c0 22,906 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (23782 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

rampstackco/claude-skills · 878 stars · license MIT · pushed 2026-09-15 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ke6fds2lcry6cjs6
GET https://markdownregistry.com/api/v1/resolve?ref=rampstackco/claude-skills/calculator-design
GET https://markdownregistry.com/api/v1/blob/8ed49b0354545176dfb7f92f03b487c1b0647dda7a594be21cf31bd0628df9e3

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.