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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Website live chat with an AI agent and one shared inbox for WhatsApp, Instagram, Messenger and email messages.

Since 2023Updated 15 days ago

Free plan · Customer support

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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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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 Docker app with a web interface for setting up Nginx reverse proxies and auto-renewing SSL certificates.

Free · Developer tools · Individuals and families

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An open-source photo and video library you run on your own server, with animated previews, search and browser playback.

Since 2024

Free · Video and audio · Individuals and families

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Log every flight you take on your own server, see routes on a world map and get travel stats.

Free · Travel · Individuals and families

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Shows who is on your website right now, where they came from and what they click, with heatmaps.

Free trial · Website analytics

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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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Simple private diary with one page per day, photo uploads and export, free to use or run on your own server.

Since 2026

Free · Notes and knowledge · Individuals and families

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Self hosted tool for people who want their European bank transactions copied into Airtable, Google Sheets, Notion, Actual Budget or CSV.

Since 2026

One-off payment · Automation and integrations · 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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Adds a chat box to your website so your team can reply to visitors from Slack, Discord or Teams.

Since 2016

Subscription · Customer support

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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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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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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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Open source support desk that puts email, live chat, WhatsApp and social messages in one team inbox, with an AI agent and help center.

Since 2019

Free trial · Customer support

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A website chat widget that answers visitors with AI, hands off to staff and captures leads across WhatsApp and email.

Free plan · Customer support

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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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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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Website live chat with a Persian AI chatbot and reply suggestions, for Iranian online businesses.

Free trial · Customer support

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AI agent that answers customer questions on your site, WhatsApp and phone, captures leads and passes chats to staff.

Free trial · Customer support

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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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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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Tool for running a home server that installs and updates hundreds of self-hosted apps from a dashboard.

Free · Developer tools · Individuals and families

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Push a Docker image and get a public HTTPS link, so developers can share demos, bots and side projects quickly.

Free plan · Developer tools · Developers

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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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Builds an AI chatbot trained on your business data to answer customers on your site, Telegram, Bale and more.

Free plan · Customer support

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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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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 light Mac app that runs Docker containers, Kubernetes and Linux machines as a Docker Desktop replacement.

Since 2023

Developer tools · Developers

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An app for learning Japanese with an AI tutor, speaking roleplays, kanji, quizzes and a personal study plan.

Since 2026

Free plan · Courses and learning · Individuals and families

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A small live chat widget for websites that sets no cookies, with one inbox for all your sites and replies from a phone or Gmail.

Free plan · Customer support

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A language app that translates words offline, saves them to your own tagged word list and helps you review them with flashcards.

Since 2025

Courses and learning · Individuals and families

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Open-source live chat, support tickets, product tours and AI replies that teams can host themselves or use as a hosted service.

Since 2026

Customer support · Software companies

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Turns notes, PDFs or images into flashcards you can study online, share by link or print.

Since 2025

Free · Courses and learning · Individuals and families

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Live chat, chatbots and an AI shopping assistant that help online shops answer visitors and turn chats into sales.

Free plan · Customer support · Online sellers

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Website live chat and chatbot trained on your own content, also answering on WhatsApp, Instagram and Messenger.

Free plan · Customer support

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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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Connect a Git repo and every push gets built and served as a live app with its own HTTPS address, for developers.

Free plan · Developer tools · Developers

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Hover over Chinese text in any Mac app to see pinyin, meanings and sentence breakdowns, and save words as flashcards.

Since 2026

Free plan · Courses and learning · Individuals and families

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Live chat and ticketing for software businesses that lets agents refund or cancel Stripe and Paddle customers inside the ticket.

Since 2026

Free plan · Customer support · Software companies

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A reading app for language learners that imports books, articles and videos, translates words and sends vocabulary to Anki.

Since 2026

Free · Courses and learning · Individuals and families

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A reading and study app that lets you clip from books and papers, link the clips in mind maps and review them as cards.

Courses and learning · Individuals and families

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Paste a YouTube link or upload a transcript and get an Anki flashcard deck made by AI, ready to import.

Since 2025

Free plan · Courses and learning · Individuals and families

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Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.

Since 2026

Free plan · Developer tools · Developers

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A light live chat widget and inbox for solo business owners who answer their own customers, with optional AI replies.

Since 2026

Free plan · Customer support · Freelancers

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Dashboard for setting up and managing WordPress servers on cloud providers, aimed at agencies and developers.

Free plan · Website builders · Agencies