I am a web hosting entrepreneur, CTO, and technical team lead.
Stack of tools and applications needed to start a web hosting company:
litespeedtech.com - web server to run web applications and websites of your clients. 5x faster than Apache, 1.2 faster than nGinx. Has an effective cache plugin for WordPress, vide-range CDN net, a lot of integrations with popular hosting and bare-metal companies, and popular web control panels.
servers.com – bare metal hosting provider to build your server infrastructure. The best one I've ever tried.
whmcs.com - web hosting management and billing software to control billing, provisioning, domain reselling, support, and more. WHMCS integrates with all control panels, payment processors, domain registrars, and cloud service providers. Has a ticketing system, CRM, knowledge base, mailing system, and a lot of plugins and integrations on it's marketplace.
cpanel.net - control panel for your clients where they can manage their websites, domains, databases, and more. Integrates with WHMCS natively, giving all the tools you need to manage tariff packages.
enom.com - ICANN-accredited white-label domain registrar to resell domains. Has native integration with WHMCS and low prices.
softaculous.com - CMS installation manager to help your clients install 500+ apps like WordPress, Joomla, Drupal, Magento, etc. in a single click. Integrates with several control panels like Webuzo, cPanel, Directadmin, Plesk, Interworx, ISPmanager, and more. Has features like Auto Upgrade, Cloning, Staging, Remote Import, Backups, Restore, and more. Includes a feature-rich WordPress Manager, which allows you to manage WordPress Plugins, Themes, Posts, Upgrade Settings, wp-config Settings, and much more.
mailchimp.com or
mailerlite.com - email marketing automation platforms to send your customers marketing emails. Whereas WHMCS has an email functionality, it can't provide automation features like dynamic emails, newsletter subscriptions, lead capture and signup forms, subscriber groups, client segmentation, and more. Mailchimp and MailerLite have integration with WHMCS
patchman.co - powerful app to scan, find, log, and patch vulnerabilities in real-time on clients' websites to help them stay safe and not lose data or money.
corero.com – anti-DDoS solution for networks and hosting providers to help you protect your servers and clients from attacks on the L7 security level.
solusvm.com - a control panel for managing VPS nodes and packages for your clients. Has KVM, OpenVZ and Virtuozzo support and easily integrates with cPanel, Plesk and WHMCS.
clamav.net - tool that scans servers for malware and vulnerabilities in real-time. Helps ensure that the servers remain secure and free from malicious software.
nagios.org – tool that continuously monitors server performance, uptime, and resource usage. Proactive monitoring helps in identifying and resolving issues before they affect clients.