Lydia Watch - Pay for things with one tap on your Apple Watch
PayLor.Me using Stripe - Credit card payments via a personalised link using Stripe
intoDNS - IntoDNS checks the health and configuration and provides DNS report and mail servers report.
Stripe Billing - A set of tools for billing and subscriptions
Dnsstuff - DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering.
Mango - The first simple online payment solution in Latin America