Best WHMCS Addons, Modules and Developers: A Buyer's Guide
No single WHMCS addon is best. This buyer's guide sorts modules by job, names the vendors and module developers behind them, and gives a checklist to run before you pay.
Guides from client work
Step-by-step guides written from my own client work and checked against the official documentation. Each one says when it was last reviewed, and what I sell when it matters.
Editor's pick
No single WHMCS addon is best. This buyer's guide sorts modules by job, names the vendors and module developers behind them, and gives a checklist to run before you pay.
Latest articles
10 min
The build, the platform bill and the card fees on every order: Shopify, WooCommerce and custom Laravel compared, with Stripe, PayPal and Square rates for the US, Canada and Australia, each one linked and dated.
11 min
What website maintenance covers, the vendor bills that keep coming (domain, hosting, SSL, plugin licenses) with vendor prices, what the labor costs, and what to put in a maintenance agreement.
11 min
What a penetration test costs and why: my fixed prices for website, API and server tests, public list prices, the scope drivers, PCI DSS and SOC 2 needs, and how to compare quotes.
11 min
What a mobile app costs to build, publish and keep running: my fixed package prices and hourly rate, Apple and Google fees and commissions, and the figures to re-check every year.
11 min
Agent site, agency site, listing portal or one ad landing page: what each costs to build, what an MLS or IDX feed adds every month, and the bill after launch, with every figure linked.
12 min
What to check before you buy a web hosting business: how to rebuild the revenue from WHMCS reports, which licenses legally transfer, what the license stack costs, and how to price the migration.
11 min
A step-by-step Laravel 13 upgrade: how many major versions to hop, the PHP 8.3 minimum, the breaking changes that actually bite, Laravel Boost and Shift compared, and what Filament needs.
9 min
A step-by-step guide to starting an online business in Kashmir: J&K registrations, when GST applies, opening a payment gateway, GI labels, where to sell and which schemes still fund you.
9 min
Seven business ideas for Kashmir, checked against official J&K figures: GI saffron, crafts with QR labels, direct-booking stays, honey, digital services and more, with the risk and first step for each.
12 min
Build hours by work area for a first SaaS release, the seven decisions that move a quote, monthly running costs from vendor pricing pages, and how to compare the bids you get back.
12 min
E-invoicing rules for hosting companies read from government pages: Belgium, France, Poland, the UK and ViDA, what WHMCS does natively today, the hooks to use, and the data a Peppol invoice needs.
12 min
What a WHMCS 9 upgrade actually changes on a self-hosted install: Smarty 4 and the removed tags, PHP 8.2 and ionCube 15.0.0, gateways and modules that stop working, what to test afterwards, and how to roll back.
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