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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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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Free open source desktop tool that plots millions of table rows visually so analysts can spot outliers and odd patterns.

Since 2024

Free · Data and spreadsheets

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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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A Mac app for writing and linking plain Markdown notes in your own folders, with boards, tables and optional AI help.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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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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Saves every prompt, session and tool call from your coding agents in one place so teams can search and share them.

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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Lets developers reach Claude Code or Codex sessions running on their own server from a browser tab or Telegram.

Since 2026

Free plan · Developer tools · Developers

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Mac app for developers using several terminal coding assistants: talk to each in one window and return to any running session.

Since 2026

Free plan · Developer tools · Developers

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An OpenAI-compatible API serving a Qwen coding model for a fixed monthly fee instead of paying per token.

Since 2026

Subscription · Developer tools · Developers

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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 Mac app that lets developers chat with, approve and schedule their AI coding agents as if they were messaging contacts.

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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Desktop app that runs several AI coding agents in separate git worktrees and tells you when each needs input.

Since 2026

Free plan · Developer tools · Developers

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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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A VS Code based editor that runs several coding agents at once, each in its own Git worktree, so you can review their work.

Since 2026

Developer tools · Developers

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Real-time US stock, ETF and options data through an API or Google Sheets formulas, for traders and developers.

Free plan · Data and spreadsheets · Individuals and families

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A Mac notch app that reports what your AI coding agents did and lets you approve or reply to them from there.

Free · Developer tools · Developers

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Back up and move Claude Code, Codex and similar agent sessions between your computers or to teammates, encrypted end to end.

Since 2026

Free plan · Developer tools · Developers

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Gives terminal coding agents like Claude Code and Codex a visual interface with diffs, task checklists and a view of every session.

Since 2026

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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A Mac menu bar app and widget that tracks tokens, spend and limits across AI coding agents such as Claude Code and Codex.

Since 2026

One-off payment · Developer tools · Developers

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Desktop app that runs several AI coding agents at once, each in its own git worktree, with tools to review their changes.

Since 2026

Free · Developer tools · Developers

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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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Translates the text in your app, docs and website into many languages, with a CLI, API and review tools.

Since 2025

Developer tools · Developers

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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