No moat. Still in business.

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Make your own flashcard decks and review them on a spaced repetition schedule in the browser.

Since 2015

Free plan · Courses and learning · Individuals and families

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Desktop data analysis app where you ask about your data in plain English and get Python code, charts and notebooks run on your computer.

Since 2017

Data and spreadsheets

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Gives a public web address to a server running on your own machine over SSH, for developers testing webhooks and demos.

Since 2017

Free plan · Developer tools · Developers

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Build and host a business or personal website from a text prompt or templates, with a CMS and blog, no coding needed.

Since 2021

Free plan · Website builders

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Trains a chat agent on your site, files and docs so it can answer customer questions and capture leads on your website.

Since 2024

Subscription · Customer support

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SEO platform linked to Google Search Console for rank tracking, keyword research, site audits and AI content writing.

Subscription · SEO · Agencies

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Plan, write, schedule and measure social media posts across many networks, built for agencies, marketers and creators.

Marketing and social

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Helps students sort courses, tasks, class schedules, flashcards and files into colour-coded folders.

Free · Focus and productivity · Individuals and families

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A WordPress plugin that lets restaurants take table bookings on their own site, with no commission and reminder texts.

Subscription · Scheduling and booking · Restaurants and cafés

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Build online forms and surveys with conditional logic, payments, PDF generation and offline filling, with a free plan.

Free plan · Forms and surveys

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Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.

Uptime and monitoring · Developers

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A note app for desktop and phone that records and transcribes, then answers questions using your own notes.

Since 2026

Notes and knowledge · Individuals and families

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An iPhone app that takes Japanese learners from beginner to fluent with one new sentence per flashcard and spaced review.

Since 2015

Courses and learning · Individuals and families

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Note app for students that builds flashcards, quizzes and summaries from notes and PDFs with spaced repetition.

Since 2021

Free plan · Courses and learning · Individuals and families

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A browser extension that saves and highlights words you look up on web pages, then drills them with flashcards.

Since 2020

Free plan · Courses and learning · Individuals and families

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A study app for students with spaced repetition flashcards, made from notes and PDFs, and scheduled around your calendar.

Free plan · Courses and learning · Individuals and families

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Manage software translations with machine translation and team review, either hosted for you or on your own servers.

Free plan · Developer tools · Developers

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Self-hosted scheduler that runs, chains and logs scripts, SQL and Ansible jobs across many servers for sysadmins and MSPs.

Free plan · Developer tools · Developers

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Desktop app that keeps all your SSH, container and VM connections in one place, with file browsing and terminal launch.

Since 2024

Developer tools · Developers

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Builds websites from ready sections or from a prompt in your AI assistant, with your own domain and many languages.

Free plan · Website builders

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Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.

Since 2023

Data and spreadsheets

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Flashcard app for iPad and iPhone where students draw, type or add images to cards and review them with spaced repetition.

Since 2024

Courses and learning · Individuals and families

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Connect your cloud servers and deploy, back up and manage WordPress, PHP and Node.js sites from a single dashboard.

Free plan · Developer tools · Agencies

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Students turn class notes or a PDF into a practice test that marks itself and explains each question they got wrong.

Since 2024

Free plan · Courses and learning · Individuals and families

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Flashcard app that uses spaced repetition so learners review hard cards more often, with sync between devices.

Courses and learning · Individuals and families

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Flashcard maker that schedules reviews by spaced repetition, with dictionaries and text to speech for language learners.

Since 2024

Free plan · Courses and learning · Individuals and families

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Agencies can generate client websites with AI, edit them in blocks, and resell them under their own brand.

Since 2024

Free plan · Website builders · Agencies

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WordPress plugin for tidying and rebranding the admin area and login screen so client sites are simpler to use.

Free plan · Website builders · Agencies

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Learn Japanese or Korean by tapping words in YouTube videos, manga and books, with flashcards that track what you know.

Since 2025

Free plan · Courses and learning · Individuals and families

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Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.

Since 2026

Free plan · Developer tools · Developers

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Learn English words from books you are reading, with ready-made flashcards, quizzes and a word bank.

Since 2025

Free plan · Courses and learning · Individuals and families

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Reads your Anki flashcards aloud through headphones and grades your spoken answers, with an AI tutor for follow-up questions.

Since 2026

Free plan · Courses and learning · Individuals and families

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Turns PDFs and notes into flashcards you can review and edit, then export to Anki, Mochi or SuperMemo.

Since 2026

Subscription · Courses and learning · Individuals and families

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Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.

Free plan · Security and passwords

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Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.

Free plan · Website builders

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Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.

Website builders

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Design a template once, then fill it with data from your API or no-code tools to produce images, PDFs and videos automatically.

Since 2025

Free plan · Design and images · Agencies

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Build mobile forms and simple apps without code so field staff can record inspections, jobs and data on their phones.

Free trial · Forms and surveys · Trades and home services

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A free app for messaging Claude Code, Codex and other coding agents on your own computer from your phone or desktop.

Free · Developer tools · Developers

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Turns a WordPress site into static HTML so owners keep editing in WordPress while visitors get a faster, safer site.

Free plan · Website builders

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Free booking software you run on your own server, giving customers a booking page and your team one shared calendar.

Free · Scheduling and booking

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Save new words from what you read or watch, get AI definitions and examples, then review them with FSRS flashcards on Apple devices.

Since 2025

Free plan · Courses and learning · Individuals and families

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A language app where a partner or friend fills in words, audio and sentences for you to study, on iPhone and Android.

Since 2025

Courses and learning · Individuals and families

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Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.

Since 2026

Developer tools · Developers

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A flashcard app that makes study cards from your PDFs, articles and photos and schedules reviews so you remember them.

Since 2026

Free plan · Courses and learning · Individuals and families

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Students upload slides or notes and get practice quizzes and spaced-repetition flashcards made from them.

Since 2025

Free plan · Courses and learning · Individuals and families

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A phone, watch and CarPlay app for controlling Claude Code and Codex sessions on your machine by voice.

Since 2026

Developer tools · Developers

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Sends website clients branded reports on plugin updates, form entries and other site stats, from the WordPress dashboard.

Website analytics · Agencies