WebCRG · internal reference
Every demo currently published on webcrg.com (and its subdomains): the URL, what it is, how a visitor moves through it, and the related service page and blog post. All URLs below were checked on 5 Oct 2026 (200, or a redirect to a sign-in page where noted).
| # | Demo | Proves service | Live URL | Status |
|---|---|---|---|---|
| 1 | CodeIgniter Inventory & Billing | Recipe (computer shop stock + billing) | codignator.webcrg.com | Live · sign-in |
| 2 | Varrowmere Back Office | Recipe: Laravel Multilevel Authorization | laravel.webcrg.com | Live · sign-in |
| 3 | Trackhaven | React & Next.js | webcrg.com/demos/react-nextjs/ | Live |
| 4 | Crewloop | Custom web application | webcrg.com/demos/custom-web-app/ | Live |
| 5 | Tallowbrook API | Node.js & API | webcrg.com/demos/nodejs-api/ | Live |
| 6 | Halverne Studio (before / after) | Website modernization & performance | webcrg.com/demos/modernization/ | Live |
| 7 | Tallowbrook customer app | Mobile app development | webcrg.com/demos/mobile-app/ | Live |
https://codignator.webcrg.com/ (redirects to /login)
Your CodeIgniter stock and billing app for a computer shop, on its own subdomain. It opens on a sign-in page with no demo login, so visitors currently can’t get past it (a demo account or a public “how it works” page is still open).
Flow
Related on webcrg.com
https://laravel.webcrg.com/ (redirects to /login)
https://laravel.webcrg.com/workflow (public “How it works”)
A real, persistent Laravel 13 product (not a resettable demo) for a fictional facilities company. Private accounts only: visitors can read the workflow page but can’t sign in without an account.
Flow
Related on webcrg.com
https://webcrg.com/demos/react-nextjs/
A fictional order-tracking SaaS with its own brand: a marketing site plus a working dashboard app. It shows what a modern React / Next.js product looks like end to end. Next.js 16 static export, noindex.
Flow
/demos/react-nextjs//demos/react-nextjs/dashboard/Related on webcrg.com
https://webcrg.com/demos/custom-web-app/
A fully interactive job manager for a fictional heating and cooling installer. Data stays in the
visitor’s browser (localStorage), and “Reset demo” restores the sample data.
Flow
/demos/custom-web-app/app//app/job/?id=…: notes and history/demos/custom-web-app/status/?ref=…Related on webcrg.com
https://webcrg.com/demos/nodejs-api/ (site)
https://webcrg.com/demos/tallowbrook-api/ (the API itself)
A running Fastify + TypeScript API for “Tallowbrook Supply”, with a Next.js front end that calls it live. Each visitor gets their own in-memory sandbox (24 h). Shows idempotent orders, signed webhooks, retries, replay, and a slow-vs-optimized report.
Flow
/demos/nodejs-api/ — a sandbox key (sk_demo_…) is created on first use/console/ — send live requests, copy the curl/integrations/ — payment webhook timeline, simulated CRM outage, retries, replay, forged webhook rejected/performance/ — legacy N+1 report (~170 queries) vs optimized (3 queries, ETag/304)/reference/ — generated from /openapi.json; then AboutRelated on webcrg.com
https://webcrg.com/demos/modernization/
The same site for a fictional architecture studio built twice: an old-style site (fixed width, jQuery plugins, huge JPEGs, render-blocking CSS) and a modern Next.js rebuild. The compare page measures both live in the visitor’s browser.
Flow
/demos/modernization/ — what the demo is/before//after//compare/ — requests, KB, render-blocking, FCP, LCP, CLS measured live/changes/, then AboutRelated on webcrg.com
https://webcrg.com/demos/mobile-app/
The shopping app for the same fictional Tallowbrook Supply, running on the live Tallowbrook API. Shown as the web build inside a phone frame on desktop (with a QR code to open it on a phone); full screen below 900px. The same code builds iPhone and Android apps, but it isn’t in the stores.
Flow
Idempotency-Key)Related on webcrg.com
https://webcrg.com/demos/wordpress/ → 301 to the WordPress service page
Built, briefly live, then taken down by your decision. Code, backups and databases were deleted, and it was never linked from the live site. The WordPress service page has no demo.