No moat. Still in business.

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A form backend that collects submissions from any HTML form and sends them to email, Slack or Zapier, for static site builders.

Since 2021

Free plan · Forms and surveys · Freelancers

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An SMTP relay and email API for sending transactional and marketing mail from apps, with searchable delivery logs.

Free plan · Transactional email · Developers

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A free plugin that shows or hides Divi sections and modules when a PHP condition you write is true.

Free · Website builders · Agencies

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A firewall at the network edge that stops login attacks, bots and plugin exploits on WordPress sites before they hit your server.

Free plan · Security and passwords · Online sellers

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Mac app that runs your own AI prompts on selected text, screenshots or voice from any app by keyboard shortcut.

Since 2023

One-off payment · Focus and productivity · Individuals and families

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An open-source Mac and iPhone notes app that keeps Markdown as plain files, syncs over iCloud and backs up to Git.

Notes and knowledge · Individuals and families

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Lets developers make animated slides, images and videos of code for talks, posts and teaching.

Free plan · Design and images · Creators and writers

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Sends app and site emails such as receipts and password resets through EU-only servers, with an API, SMTP and SDKs.

Free plan · Email marketing · Developers

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Reads your GitHub commits and drafts build in public posts for X, LinkedIn, Reddit and Hacker News.

Since 2026

Free plan · Marketing and social · Creators and writers

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Answers users' questions from your product docs with source links, on your site, Discord and Slack.

Since 2025

Subscription · Customer support · Developers

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A Mac app that fixes English grammar and tone as you type in any app and explains each fix in your own language.

Since 2026

Free plan · Something else · Individuals and families

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Open-source issue and sprint tracker you host yourself, built as a Jira replacement with test cases and time logs.

Projects and tasks · Developers

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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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A WordPress block for building CSS grid page layouts by drag and drop, with settings per screen size.

Free plan · Website builders · Agencies

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Turns a WordPress site into an estate agent website with property search, portal feeds and a free CRM.

Free plan · Website builders · Developers

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A free desktop app for editing Hugo static websites on your own computer and publishing them through Git.

Since 2023

Free · Website builders · Creators and writers

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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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Free WordPress plugin for adding custom post types, taxonomies and fields and linking content together.

Free · Website builders · Agencies

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Outbound SMTP relay for servers and sites that filters spam and malware and handles sender reputation, billed per email.

Subscription · Transactional email · Developers

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Free WordPress plugin that scans a site and lists which pages and templates use each block, for tidying up old plugins.

Free · Website builders · Agencies

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A drag and drop page builder for WordPress that freelancers, agencies and owners use to design and edit site pages.

Website builders · Agencies

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A WordPress plugin for developers to build sites visually or with an AI agent, then export them as static sites.

Free plan · Website builders · Agencies

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Open-source shared editor and headless CMS for writing technical docs, dev blogs and knowledge bases, with Git sync.

Notes and knowledge · Developers

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A free API and WordPress plugin that flag known security holes in your core, plugins and themes.

Free · Security and passwords · Agencies

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Watches WordPress sites for vulnerable plugins and themes and blocks exploits with virtual patches until fixes land.

Free trial · Security and passwords · Agencies

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A WordPress plugin for building custom post types, fields, taxonomies and listing reviews without writing code.

Website builders · Agencies

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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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Back up a WordPress site or move it between hosts, including multisite and localhost setups.

Free plan · Website builders · Agencies

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Shrinks and converts AVIF, WebP, PNG and JPEG images for faster websites, in the browser, by API or plugin.

Free plan · Design and images

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Adds custom columns, filters, sorting, inline and bulk editing, and CSV export to WordPress admin list screens.

Website builders · Online sellers

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A WordPress editor block that displays code snippets with VS Code themes, for blogs and docs that publish code.

Free plan · Website builders · Creators and writers

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WordPress plugin that checks your site can send email and keeps a log of every message it sends.

Free plan · Transactional email · Agencies

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Sends marketing sequences, campaigns and transactional email for software teams, run from a dashboard, API or AI agent.

Since 2026

Email marketing · Developers

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WordPress block that shows ACF, Meta Box and other custom field values in block themes with no custom code.

Free plan · Website builders · Agencies

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Get an alert by email, Slack or SMS when your WordPress site throws an error, with the plugin, page and backtrace that caused it.

Free plan · Uptime and monitoring · Agencies

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Scans your code repo on each push, tries to exploit what it finds and reports only confirmed holes with a fix.

Since 2026

Pay as you go · Security and passwords · Developers

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Self-hosted on-call paging that pulls commits, logs and metrics when an alert fires and explains the likely cause.

Free · Uptime and monitoring · Developers

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A Mac menu bar timer that prompts push-up breaks during the day and compares your sets with your GitHub commits.

Since 2026

One-off payment · Health and habits · Individuals and families

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WordPress plugin for turning SVG files, images or Google Maps into clickable maps for store locators, floor plans or data.

Website builders · Shops and retail

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A self-hosted CMS in one Go binary with built-in SEO, forms, AI crawler analytics and a WordPress importer.

Since 2026

Website builders

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Markdown document editor where teams and AI agents like Claude and ChatGPT write together live, with presentations and blog publishing.

Since 2026

Free plan · Documents and e-signature · Developers

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Cookie-free website analytics for people running many small sites, installable by an AI coding agent through MCP.

Free plan · Website analytics · Creators and writers

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Alerts you by email, Slack or a ticket when a cron job, backup or pipeline misses its expected check-in.

Since 2026

Free plan · Uptime and monitoring · Developers

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Checks websites and APIs from several regions, alerts whoever is on call and runs a public status page.

Free plan · Uptime and monitoring · Agencies

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Free WordPress plugin for finding and replacing text across posts, comments, users and options, regex included.

Free · Website builders · Agencies

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Elementor add-on that lets site builders filter loop grids by category or tag using dropdowns, buttons or checkboxes.

Free plan · Website builders · Agencies

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Send one email and get its spam score, SPF, DKIM and DMARC results, blocklist checks and where it lands at major mail providers.

Free · Email marketing

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Product analytics for web and mobile apps with session replay, funnels, heatmaps and crash tracking from a small SDK.

Since 2026

Free plan · Website analytics · Developers