ToolFor Print shop

Counterproof

Nothing goes to press until they sign.

Counterproof prices print jobs from your rate card, keeps every proof version on the job, and records the customer's sign-off before anything is printed.

Download the source

Zip, 208 KB. MIT licence. Built 22 Oct 2026.

Open the app Open full screen

Loading the live site…

This is the real site, not a mock-up. Click around; the button on it opens the working app.

What you get

Everything a tool needs, already done.

Pages and screens

Hero
The problem
How a job moves
Features
Live app
Job ticket
Proof approval

Features

Prices jobs from your rate card as you type
Records size, paper, quantity and finish per job
Keeps every proof version on the job
Records customer sign-off with name, time and version
Tracks status from quote to ready for pickup
Light and dark themes that follow your device

Palette

#0079a8
#00648c
#ffffff
#1a1e23
#5a636e
#eeebe4

Style

Minimal
Editorial
Bold

Counterproof on a phone — On a phone, as shipped.

For developers

A real codebase, not a page builder export.

Stack

Vite, React 19 and TypeScript for the app. The launch page is plain HTML, CSS and a little JavaScript with no build step. Vitest for unit tests, Playwright for browser tests.

Run it

unzip counterproof.zip
cd counterproof
npm install
npm run dev

In the zip

site/ the launch page with the built app in site/app/
src/ and e2e/ the app source and tests
docs/technical-docs/ architecture, runbook, quick reference
START-HERE.md and LICENSE (MIT)

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Live preview