No moat. Still in business.

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Wholesale ordering portal for brands that sell to retailers, handling B2B orders, stock levels and invoices.

Since 2014

Online shops · Shops and retail

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Tracks billable hours for agencies and freelancers, then builds invoices that clients can pay by card.

Since 2011

Free trial · Invoicing and billing · Agencies

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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

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Build and debug CI pipelines as a node graph instead of YAML, then run them on your own machines or in the cloud.

Since 2024

Free plan · Developer tools · Developers

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Logs errors from .NET and JavaScript apps, checks site uptime and scheduled jobs, and notifies your team in chat or email.

Free trial · Uptime and monitoring · Developers

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Builds and publishes a small business website from a few answers, with AI writing the copy and you paying for each page

Free plan · Website builders

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Checks code written by AI coding agents for security flaws and team standards, in pull requests and inside the editor.

Free plan · Security and passwords · Developers

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Czech payment gateway with no monthly fee for e-shops, ticket sellers and towns, taking cards, transfers and QR.

Pay as you go · Payments and checkout · Online sellers

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Pulls sales, customer and product data from stores and payment gateways into one set of reports for online sellers.

Subscription · Website analytics · Online sellers

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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

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WordPress plugin that lets Claude, Cursor and other MCP clients create posts, edit SEO and manage site content.

Free · Automation and integrations

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Lets online stores run their own affiliate program, with commission tracking, a branded portal and PayPal payouts.

Marketing and social · Online sellers

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Mac app that runs Nginx, PHP, MySQL, PostgreSQL and Redis locally for web developers without Docker or VMs.

Since 2022

Free plan · Developer tools · Developers

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WordPress plugin for making invoices and quotes as PDFs and taking payment through Stripe or PayPal.

Free plan · Invoicing and billing

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Free self-hosted app for small businesses to send quotes and invoices, track client payments and take card payments online.

Free · Invoicing and billing

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Lets developers and coding agents run local code against a real Kubernetes staging cluster, plus CI runs and PR previews.

Since 2022

Free plan · Developer tools · Developers

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An open-source coding agent that writes and runs code with any AI model, from the terminal, a desktop app or your editor.

Developer tools · Developers

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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

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Tracks token use and spend across AI coding tools like Claude Code and Cursor, broken down by model, project and pull request.

Free · Developer tools · Developers

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Lets WooCommerce shop owners add, remove, reorder and hide the fields customers fill in at checkout.

Free plan · Online shops · Online sellers

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Serves Apple developer documentation as Markdown so coding assistants can read it, by URL swap or over MCP.

Free · Developer tools · Developers

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A free WordPress plugin for taking one-off and recurring payments through buy buttons, payment forms and invoices.

Free plan · Invoicing and billing

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A Windows app that runs several AI coding agents as planner, coders, tester and reviewer on a shared board you control.

Since 2026

Free · Developer tools · Developers

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A WordPress plugin that connects Indian and global payment gateways to shop, form, course and donation plugins.

Payments and checkout

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Gives AI coding agents and developers isolated full-stack environments on your own Kubernetes setup to test code against real services.

Since 2025

Free plan · Developer tools · Developers

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Runs an affiliate program inside WooCommerce using coupon codes and referral links, with dashboards and commission payouts.

Free plan · Online shops · Online sellers

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Lets coding agents drive Chrome or Firefox on your own machine while you handle logins and 2FA when needed.

Since 2026

Subscription · Developer tools · Developers

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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

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WordPress plugin for listing events on a calendar, taking registrations, selling tickets and checking guests in.

Free plan · Scheduling and booking · Events

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Free WooCommerce plugins that connect a store to Stripe, PayPal or Braintree to accept cards and other methods.

Free · Payments and checkout · Online sellers

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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

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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

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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

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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

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Invoicing for freelancers and small firms: branded invoices and quotes, online payment links and automatic reminders.

Free plan · Invoicing and billing

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A task tracker where software teams assign issues to AI coding agents and follow their progress next to human work.

Free trial · Projects and tasks · Developers

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Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.

Since 2025

Free plan · Design and images · Developers

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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

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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

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Team members record their knowledge once and an MCP server passes it to ChatGPT, Copilot, Cursor and Claude Code as shared context.

Since 2026

Subscription · Developer tools · Developers

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Your coding agent records narrated walkthrough videos of your app for help centres and docs, with editable voices and languages.

Since 2026

Video and audio · Developers

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Shows engineers the cloud cost of Terraform and other infrastructure code changes in their editor or coding agent.

Since 2026

Free plan · Developer tools · Developers

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A Mac menu bar app that shows usage limits, credits, costs and reset times for the AI coding tools a developer pays for.

Free · Developer tools · Developers

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Captures full stack session data from production and passes it to coding agents like Claude Code so they can fix bugs.

Since 2025

Developer tools · Developers

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Manages file downloads on WordPress with password and access controls, download tracking, and options to sell digital products.

Free plan · Online shops · Online sellers

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Builds WordPress forms in the block editor, Elementor or Bricks, including multi-step, calculator, payment and login forms.

Forms and surveys

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Checks code written by AI assistants for security holes and risk before it ships, across editors, repos and CI.

Since 2026

Free plan · Security and passwords · Developers

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A desktop and phone app for running and reviewing many coding agents at once across your own machines.

Developer tools · Developers