No moat. Still in business.

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Point your website's HTML form at this service to store submissions, filter spam and send them to email or other apps.

Since 2014

Free plan · Forms and surveys · Agencies

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A service that finds and quarantines flaky tests, skips unneeded CI jobs and runs a merge queue for software teams on GitHub.

Since 2021

Developer tools · Developers

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Adds a text-to-speech player to blogs and publisher sites so visitors can listen to articles.

Since 2019

Free plan · Video and audio · Creators and writers

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Holds copies of your software's source code and SaaS setup in escrow so customers can recover them if the vendor fails.

Since 2017

Subscription · Security and passwords · Software companies

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A WordPress plugin that counts pageviews, visitors and referrers without cookies or sending data to third parties.

Since 2019

Free plan · Website analytics

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Lets UK merchants split customer purchases into interest free monthly payments, both online and at the till.

Payments and checkout · Shops and retail

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An Elementor addon that gives bloggers and news sites ready post grids, sliders, carousels and archive layouts.

Website builders · Creators and writers

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Automated SEO for websites: audits pages, tracks keywords, drafts and schedules articles, and checks visibility in AI chat answers.

SEO

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Runs live, recorded and paid webinars from your own WordPress site, with sign-up forms, chat and polls.

Free plan · Marketing and social · Creators and writers

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A website chatbot that learns from your pages and documents, answers visitors and passes harder chats to your staff.

Free plan · Customer support

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A WordPress paywall for news and magazine publishers that sells reader subscriptions and shows who is likely to pay.

Communities and memberships · Creators and writers

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Runs memberships, billing and class bookings for CrossFit boxes, martial arts studios and small gyms.

Free plan · Practice management · Gyms and fitness

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Deploys each labelled GitHub pull request as a live preview environment on your own Lightsail or Hetzner servers.

Since 2020

Developer tools · Developers

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Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.

Since 2021

Developer tools · Developers

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Runs Claude Code and Codex jobs in parallel inside isolated containers, locally or on cloud runners, with memory shared across them.

Since 2018

Free plan · Developer tools · Developers

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Adds hover and click previews of linked pages, videos and files to a website with one line of code.

Since 2024

Free plan · Website builders · Creators and writers

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Keeps a searchable log of who changed what on a WordPress site and alerts owners by email or text about risky events.

Security and passwords

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Adds extra blocks, animations and ready page patterns to the WordPress block editor, for any theme.

Website builders

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Adds AI translations to your app's language files on each pull request, so the team can review and edit them before merge.

Free trial · Developer tools · Developers

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Captures UI screenshots on each build and flags visual changes so dev teams can review them before release.

Since 2024

Free plan · Developer tools · Developers

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Free WordPress plugin for running a business listing, staff directory or address book, with paid add-ons and templates.

Free plan · Website builders

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Builds multi-step forms with logic that guide website visitors through questions to collect leads and job applicants.

Free plan · Forms and surveys

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A WooCommerce plugin that lets shops give customers points on purchases to spend later as discounts.

Free plan · Online shops · Online sellers

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Free plugins that let online stores take crypto payments straight into their own wallets, with no gateway fees.

Free · Payments and checkout · Online sellers

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WordPress plugin that hides part of a post behind a read more toggle, with lead capture and engagement tracking.

Subscription · Website builders · Creators and writers

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A GitHub app that runs AI agents in GitHub Actions to review pull requests, triage issues and fix failing CI.

Free plan · Developer tools · Developers

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A hosted waiting room that queues visitors during traffic spikes so shops and ticket sites stay up and bots are held back.

Free plan · Online shops · Online sellers

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An editing dashboard for Markdown and MDX kept in your GitHub repo, so clients can update static sites without Git.

Since 2022

Free plan · Website builders · Agencies

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WordPress plugin for creating custom fields, post types and front-end forms to build data-driven sites.

Free plan · Website builders · Agencies

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Booking pages and calendar sync so clients can book meetings or appointments with coaches, teachers, teams and small firms.

Free plan · Scheduling and booking

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WordPress plugin that sends site email through a proper SMTP provider and logs each message so you can see if it arrived.

Free · Transactional email

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Hosting for online radio stations, with a streaming server, station website and control panel.

Free plan · Video and audio · Creators and writers

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WooCommerce plugin that lets online shops in Costa Rica take payment through Sinpe Móvil.

Free · Payments and checkout · Online sellers

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A WordPress plugin that records logins, edits, uploads and plugin changes so site owners can see who did what and when.

Free · Security and passwords

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WordPress plugin that shows a light CSS loading animation while pages load, with mobile and WooCommerce options.

Free plan · Website builders

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Shows live sales, sign-ups, reviews and visitor counts as small notifications on your site to build buyer trust.

Subscription · Marketing and social · Online sellers

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Schedules posts and republishes new website content to several social networks at once, from a web app or CMS plugin.

Subscription · Marketing and social · Online sellers

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Point of sale for small restaurants, shops and salons, with table service, kiosk mode, inventory and card payments.

Subscription · Payments and checkout · Restaurants and cafés

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A WordPress plugin with Gutenberg blocks and over 150 importable starter sites for building pages without code.

Free plan · Website builders

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WooCommerce plugins to print barcode labels for products and orders, assign UPC or EAN codes, and scan stock with a phone app.

Inventory and stock · Shops and retail

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WordPress block for building image and video sliders where each slide holds other blocks.

Free plan · Website builders

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Platform for AI teams to trace, simulate and evaluate their LLM agents and keep track of model spend.

Uptime and monitoring · Developers

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WordPress plugin that puts post images into your RSS feed so RSS-to-email newsletters and feed readers show them.

Free plan · Newsletters · Creators and writers

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A free WordPress plugin that removes unused default features and content to tidy and speed up a site.

Free · Website builders · 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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WordPress plugin that adds a listen button so visitors can hear posts read aloud in natural voices.

Free plan · Video and audio · Creators and writers

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Runs Terraform and OpenTofu plans on every pull request, checking policy and approvals before changes are applied.

Free plan · Developer tools · Developers

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Lets performers and freelancers share free dates from Google Calendar and accept or decline the booking requests clients send.

Subscription · Scheduling and booking · Freelancers