No moat. Still in business.

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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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Runs automated tests against your APIs and websites after each deploy and on a schedule, with alerts on failure.

Since 2016

Uptime and monitoring · Developers

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Keeps a local SQLite copy on each client in sync with your Postgres, MongoDB, MySQL or SQL Server backend for offline-first apps.

Since 2023

Free plan · Developer tools · Developers

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A task manager that lays out your whole week on a timeline, works offline, and can be self-hosted.

Free · Projects and tasks · Individuals and families

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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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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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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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Mobile apps and a browser extension that store your passwords and two-step login codes on your own device, with no account.

Security and passwords · Individuals and families

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Records which apps and websites you use on your computer or phone so you can see where your time goes, stored locally.

Free · Time tracking · Individuals and families

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Keeps a local record of your screen, audio and apps so AI tools can search your past work and spot tasks to automate.

Free plan · Automation and integrations

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Keep track of your investments, net worth, spending and retirement plans in an open-source app that runs on your own devices.

Since 2024

Free plan · Money and budgeting · Individuals and families

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A design editor that reads and saves Figma .fig files, works on your own computer and can be driven by scripts or AI agents.

Free · Design and images · Agencies

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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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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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Desktop app for designing, calling and documenting APIs that keeps an OpenAPI spec in sync, offline with no login.

Since 2024

Free trial · 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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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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A password manager that stores your vault on your own devices and syncs them directly, with browser autofill.

Since 2023

Free · Security and passwords · 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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Time tracker that runs in the browser and keeps entries on your device, with optional encrypted sync, for freelancers and staff.

Since 2023

Free · Time tracking · Individuals and families

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Mac app that opens a floating note on a shortcut so you can jot a thought, saved as a local markdown file.

Free · Notes and knowledge · Individuals and families

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Note taking app in Markdown for Apple devices that stores each note as a plain file inside a folder of your choosing.

Free · Notes and knowledge · Individuals and families

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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 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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Learn to read Arabic with alphabet lessons, graded stories and flashcards that schedule reviews around your memory.

Since 2026

Free plan · Courses and learning · Individuals and families

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A local dashboard and desktop app that counts tokens and cost across AI coding tools like Claude Code, Codex and Cursor.

Free · Developer tools · Developers

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A free Mac app that puts all your Claude Code, Codex and Kiro sessions in one window so you can see which need a reply.

Since 2026

Free · Developer tools · Developers

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Records and transcribes your meetings on your Mac without a bot, then turns them into tasks and notes you can search.

Since 2026

Subscription · Notes and knowledge

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Fast desktop Git client with line-level staging, structural diffs and drag-to-rewrite history.

Since 2026

Free · Developer tools · Developers

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A planner app where you write plans as notes and turn lines into dated tasks, reminders and calendar entries.

Since 2026

Subscription · Projects and tasks · Individuals and families

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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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Mac app that records meetings without a bot and writes editable AI summaries, keeping notes and data on your own machine.

Free plan · Notes and knowledge

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Open-source API client that keeps collections as local files synced through Git, for testing REST and WebSocket APIs offline.

Free plan · Developer tools · Developers

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Desktop workspace that pulls your files and notes into structured plans and records the reasons behind each decision.

Since 2026

Free plan · Notes and knowledge

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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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A desktop task manager that keeps tasks, habits and goals in plain org-mode files, with an AI assistant and git sync.

Since 2026

Projects and tasks · Individuals and families

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Builds a command line tool for your API from its docs, with binaries, install scripts and updates, so AI agents can use it.

Since 2026

Developer tools · Developers

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A day planner for iPhone that lays tasks on a visual timeline and keeps your plans on your device, with an optional Pro tier.

Free plan · Focus and productivity · 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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Mac app that records and transcribes meetings on your machine, labels speakers and passes the live text to your AI for notes.

Since 2026

Free trial · Notes and knowledge

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A note app on an endless canvas with nested pages, Markdown, sketching and live collaboration, for people who think visually.

Since 2025

Subscription · Notes and knowledge · Individuals and families

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A desktop app for sending and testing REST, GraphQL, gRPC and WebSocket requests, stored locally and synced through Git.

Since 2025

Subscription · Developer tools · Developers

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A Mac clipboard manager that stores your copy history on the device, sorts it by type and can search text in screenshots.

Free · Focus and productivity · Individuals and families

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Records and watches your home security cameras on a Mac with local object detection and no cloud.

Since 2026

One-off payment · Security and passwords · Individuals and families

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Desktop email client that shows threads as chat bubbles and turns messages into tasks, with a calendar next to it.

Since 2025

Free plan · Focus and productivity

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An open source password and 2FA vault that keeps everything in an encrypted file on your computer, no account needed.

Since 2026

Free · Security and passwords · Individuals and families

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An open source log viewer that searches and filters large files on your own machine, no upload or account, for developers hunting bugs.

Since 2026

Free · Developer tools · Developers