No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- OrderCircle
Wholesale ordering portal for brands that sell to retailers, handling B2B orders, stock levels and invoices.
Since 2014
Online shops · Shops and retail
- 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
- Fax Rocket
Upload a PDF and fax it to numbers in 50 countries, paying per fax, with an email when it goes through.
Since 2017
Pay as you go · Documents and e-signature
- Shoprocket
Adds a shopping cart and checkout to an existing website, blog or link page so you can sell products without a new store.
Since 2022
Subscription · Payments and checkout · Online sellers
- learnfrom
Lets creators build and sell online courses, paying a fee per enrolled student instead of a monthly plan.
Since 2026
Pay as you go · Courses and learning · Creators and writers
- WP Booking System
A WordPress booking calendar for daily rentals that takes reservations and payments and syncs with other booking sites via iCal.
Scheduling and booking · Property and estate agents
- User Registration & Membership
A WordPress plugin to build signup and login forms, user profiles and free or paid memberships with restricted content.
Forms and surveys · Creators and writers
- Goaffpro
Lets online stores run their own affiliate program, with commission tracking, a branded portal and PayPal payouts.
Marketing and social · Online sellers
- Stylish Cost Calculator
WordPress plugin for adding price estimate calculators to a site, emailing PDF quotes and collecting leads from service customers.
Free plan · CRM and sales · Trades and home services
- WP-Members
A WordPress plugin that turns a site into a members area with login, registration and restricted content.
Free plan · Communities and memberships
- AnyHook
Sits in front of your server to receive webhooks from Stripe, Shopify and others, logging each one so missed events can be resent.
Free plan · Developer tools · Developers
- WebTwizz
For founders without a dev team: describe an app and get a hosted, working version with sign in and payments, editable visually.
Free plan · Website builders
- 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
- 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
- WP Hotelier
A WordPress plugin that takes room bookings, handles rates and payments for hotels, B&Bs and rentals.
Free plan · Scheduling and booking · Hotels and hospitality
- Knit Pay
A WordPress plugin that connects Indian and global payment gateways to shop, form, course and donation plugins.
Payments and checkout
- GetPaid
A free WordPress plugin for taking one-off and recurring payments through buy buttons, payment forms and invoices.
Free plan · Invoicing and billing
- JetFormBuilder
Builds WordPress forms in the block editor, Elementor or Bricks, including multi-step, calculator, payment and login forms.
Forms and surveys
- SolidInvoice
Invoicing for freelancers and small firms: branded invoices and quotes, online payment links and automatic reminders.
Free plan · Invoicing and billing
- WP Express Checkout
WordPress plugin that adds Buy Now buttons so site owners can take PayPal and card payments in a popup checkout.
Free · Payments and checkout · Online sellers
- TuriTop
Booking software for tour and activity operators with payments, QR check-in and availability synced to over 70 OTAs.
Free trial · Scheduling and booking · Hotels and hospitality
- Payment Plugins for Stripe WooCommerce
Free WooCommerce plugins that connect a store to Stripe, PayPal or Braintree to accept cards and other methods.
Free · Payments and checkout · Online sellers
- Coupon Affiliates
Runs an affiliate program inside WooCommerce using coupon codes and referral links, with dashboards and commission payouts.
Free plan · Online shops · Online sellers
- Events Manager
WordPress plugin for listing events on a calendar, taking registrations, selling tickets and checking guests in.
Free plan · Scheduling and booking · Events
- Chess67
Chess clubs, tournament directors and coaches handle registrations, pairings, members and payments in one place.
Since 2026
Free plan · Scheduling and booking · Schools and tutors
- Easy Invoice
WordPress plugin for making invoices and quotes as PDFs and taking payment through Stripe or PayPal.
Free plan · Invoicing and billing
- Masteriyo
WordPress plugin for creating, selling and running online courses with quizzes and certificates.
Free plan · Courses and learning · Creators and writers
- WordPress Download Manager
Manages file downloads on WordPress with password and access controls, download tracking, and options to sell digital products.
Free plan · Online shops · Online sellers
- Easy Appointments
A WordPress plugin that adds an appointment booking form and calendar to a business website, with paid add-ons for SMS and payments.
Free plan · Scheduling and booking
- Checkout Field Editor for WooCommerce
Lets WooCommerce shop owners add, remove, reorder and hide the fields customers fill in at checkout.
Free plan · Online shops · Online sellers
- Custom Contact Forms Pro
WordPress form plugin for taking Stripe or PayPal payments, signed waivers and bookings right inside the form.
Free plan · Payments and checkout
- Gift Cards Pro
WordPress plugin for selling your own branded gift vouchers online, delivered as PDFs, with Stripe and PayPal.
Free plan · Online shops · Shops and retail
- Gravity Forms
WordPress plugin for building forms, surveys and payment forms, with links to CRMs, email tools and Stripe.
Subscription · Forms and surveys
- Alf.io
Open-source ticketing for event organisers to sell tickets, manage attendees and run check-in with a phone app.
Free · Scheduling and booking · Events
- ZipBooks
Bookkeeping and invoicing for small businesses, covering reconciliation, reports, expenses and recurring billing.
Since 2017
Invoicing and billing
- Contact Form to Email
A WordPress plugin for building contact and payment forms that email each entry and save it for export to CSV.
Free plan · Forms and surveys
- Contest Gallery
Run photo and media contests on a WordPress site, with entry uploads, public voting, member profiles and paid entries.
Free plan · Marketing and social · Creators and writers
- Five Star Restaurant Reservations
WordPress booking form for restaurants with table management, deposits and SMS alerts, and no per-booking commission.
Free plan · Scheduling and booking · Restaurants and cafés
- NEX-Forms
WordPress plugin for building contact, payment, booking, quiz and popup forms with conditional logic and calculations.
Free plan · Forms and surveys
- CashBill
Payment gateway for Polish online shops taking BLIK, instant transfers, cards and PayPal, with plugins for shop platforms.
Pay as you go · Payments and checkout · Online sellers
- s2Member
A WordPress plugin that locks posts, pages and downloads behind paid or free memberships, with Stripe and PayPal checkout.
Free plan · Communities and memberships · Creators and writers
- Ebook Store
WordPress plugin for selling PDF and ePub books directly, with buyer watermarks, PDF encryption and automatic email delivery.
Free plan · Online shops · Creators and writers
- Events Made Easy
Free WordPress plugin for publishing events and taking bookings, with custom signup forms, waiting lists, calendars and online payments.
Free · Scheduling and booking · Charities and nonprofits
- WP EasyCart
WordPress store plugin for selling physical items, digital files and subscriptions, taking payment by Stripe, Square or PayPal.
Free plan · Online shops · Restaurants and cafés