Delicious Hosting Manager is a lightweight service and renewal tracker for web designers, developers, hosting providers and small agencies.

The free edition gives you a practical client-service register inside WordPress without forcing a commerce system into your site.

Free features include:

Client and service management
Hosting, domain, maintenance and custom service types
Renewal dates and date-aware Active, Upcoming and Overdue statuses
Manual Paid & Renew workflow
Search and filtering
Dashboard renewal overview
Service pricing and billing cycle tracking
Hosting/service details and private notes
CSV import and export
Configurable upcoming-renewal window

Hosting Manager Pro adds billing automation, branded invoices and PDFs, Stripe payments, hosting products, fulfilment workflows, a customer portal, support tickets and optional Divi 5 commerce modules.

Hosting Manager Pro: https://deliciousdesign.com.au/wordpress-plugins/hosting-manager-pro/
Documentation: https://deliciousdesign.com.au/docs/hosting-manager-pro-documentation/