No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Paydirt
Tracks billable hours for agencies and freelancers, then builds invoices that clients can pay by card.
Since 2011
Free trial · Invoicing and billing · Agencies
- Easy Invoice
WordPress plugin for making invoices and quotes as PDFs and taking payment through Stripe or PayPal.
Free plan · Invoicing and billing
- InvoicePlane
Free self-hosted app for small businesses to send quotes and invoices, track client payments and take card payments online.
Free · Invoicing and billing
- GetPaid
A free WordPress plugin for taking one-off and recurring payments through buy buttons, payment forms and invoices.
Free plan · Invoicing and billing
- SolidInvoice
Invoicing for freelancers and small firms: branded invoices and quotes, online payment links and automatic reminders.
Free plan · Invoicing and billing
- Sliced Invoices
Lets you write quotes and invoices inside WordPress, turn quotes into invoices and take payment by PayPal.
Free plan · Invoicing and billing · Agencies
- Rinkta
Pulls finished tasks from your work tools, estimates hours and drafts client invoices so agencies can bill without timesheets.
Since 2026
Subscription · Invoicing and billing · Agencies
- ZipBooks
Bookkeeping and invoicing for small businesses, covering reconciliation, reports, expenses and recurring billing.
Since 2017
Invoicing and billing