No moat. Still in business.

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A simple to-do and reminder app for phones and tablets with checklists, memos, widgets and sync between devices.

Since 2011Updated 13 days ago

Projects and tasks · 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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Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · Developers

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A secure portal that requests files from clients, sends automatic reminders and syncs what comes back to your drive.

Since 2019

Free trial · Documents and e-signature

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A private personal CRM that records details, dates and past chats about the people in your life.

Since 2017

CRM and sales · Individuals and families

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Small businesses take online bookings and payments for appointments and classes, with text and email reminders.

Free plan · Scheduling and booking · Gyms and fitness

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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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Phone app that tracks your habits on grids and pays you coins to spend on rewards you pick yourself.

Since 2024

Free · Health and habits · 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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Message yourself notes, tasks and reminders in a chat-style app that works offline with optional encrypted sync.

Since 2024

Free · Notes and knowledge · 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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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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Flash card app for learners to keep their own word lists and practise them with spaced repetition on Apple devices.

Courses and learning · Individuals and families

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Mobile app where learners practise speaking a new language with AI characters and get pronunciation scores.

Since 2024

Courses and learning · Individuals and families

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Ad-free app that teaches children aged 3 to 14 one of 19 languages through listening, speaking and reading along.

Since 2024

Free plan · Courses and learning · Individuals and families

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Booking widget for websites and Shopify stores that handles appointments, reminders, staff availability and payments.

Subscription · Scheduling and booking · Health and clinics

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Browser extension that swaps sentences on the pages you read into the language you are learning, scaled to your level.

Since 2024

Subscription · Courses and learning · Individuals and families

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Teaches English, Spanish, French and other languages through song lyrics, with spaced repetition for new words.

Since 2024

Courses and learning · Individuals and families

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Helps intermediate language learners reach fluency through spoken chats with an AI tutor, corrections and daily articles.

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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Listening drills that help language learners catch spoken numbers, phone numbers and clock times in over two dozen languages.

Courses and learning · Individuals and families

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An iPhone assistant for parents that remembers family details, plans schedules and sends reminders through chat.

Family and parenting · Individuals and families

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A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

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To-do list app for iPhone, iPad, Mac and web with reminders, smart lists, recurring tasks and shared lists.

Free plan · Projects and tasks · 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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A booking link for barbers, braiders and nail techs that takes deposits and sends reminders, with no commission.

Free plan · Scheduling and booking · Salons and beauty

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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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Task manager for Mac, iPhone and Android with natural language entry, tags, lists and syncing with common services.

One-off payment · Projects and tasks · Individuals and families

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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 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 notes app for Mac and iPhone that puts notes on a timeline and links them to calendar events.

Free plan · Notes and knowledge

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A habit app based on the Atomic Habits book that helps you start small, track progress and adjust habits.

Free plan · Health and habits · Individuals and families

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

Website builders

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Practise a new language by chatting with AI, tapping words to save them and reviewing them later with spaced repetition.

Since 2025

Free plan · Courses and learning · Individuals and families

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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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A Mac reminders app that shows an animated cat or dog on your desktop when something is due.

Free plan · Focus and productivity · Individuals and families

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An iPhone app that records oil changes, repairs and costs per vehicle and reminds you before service.

Home and car · Individuals and families

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A browser extension for Chinese learners that puts words from your level into English pages, with readings and meanings on hover.

Since 2026

Courses and learning · Individuals and families

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An offline iPhone todo list built around a daily plan, with do dates, recurrences, reminders and subtasks.

Since 2025

Focus and productivity · Individuals and families

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Video player for language learners that shows two subtitle tracks at once, generates subtitles and translates them live.

Free · Video and audio · 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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Phone app for learning a language by listening to native podcasts with synced transcripts and tap-to-translate words.

Since 2025

Subscription · Courses and learning · 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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A phone app for logging your moods with notes and photos, setting reminders and looking back at trends over time.

Since 2026

Free plan · Health and habits · Individuals and families

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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