No moat. Still in business.

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Gives you extra, disposable phone numbers for calls and texts so you can keep your real number private.

Since 2012Updated 12 days ago

Subscription · Security and passwords · 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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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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Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.

Since 2021

Developer tools · Developers

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Privacy-friendly website and product analytics without cookies, run in their cloud or on your own server.

Since 2020

Free plan · Website analytics

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An open-source kanban board you install yourself for tracking tasks across boards, lists and cards.

Free · Projects and tasks

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Simple note app focused on privacy, free to use, with a low yearly plan that adds tags, locked notes and dark mode.

Free plan · Notes and knowledge · Individuals and families

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Renames many files on your computer at once with AI help, without uploading the files or their names anywhere.

Since 2024

Free · Automation and integrations

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A Mac app that reads your PDFs with an on-device AI model, so you can ask questions, get summaries and jump to cited pages.

Since 2024

Free · Documents and e-signature

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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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Private temporary phone number for dating, selling and signups, with transcribed voicemail and auto-reply, on US and Canada codes.

Subscription · Something else · Individuals and families

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Self-hosted, open-source spam filter for website forms that blocks bots without puzzles or cookies.

Free · Forms and surveys

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Blocks ads, trackers, cookie notices and adult sites in Safari on iPhone, iPad and Mac, filtering on the device.

Since 2018Updated 27 days ago

Free plan · Security and passwords · 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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Gives you extra email addresses that forward mail to your inbox in daily, weekly or monthly batches, so you check email less.

Since 2020

Free trial · Security and passwords · Individuals and families

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Bulk deletes your old posts, messages and comments across dozens of social sites and removes you from people search sites.

Since 2021

Free plan · Security and passwords · 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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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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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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Native Mac code editor for web and app developers, with Git, debugging, terminal and remote file publishing.

Free trial · Developer tools · Freelancers

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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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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 browser extension that makes a separate forwarding address for every site you join, so you can block senders later.

Security and passwords · 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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An open-source coding agent that writes and runs code with any AI model, from the terminal, a desktop app or your editor.

Developer tools · Developers

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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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Free proof-of-work CAPTCHA that runs silently without tracking users and works as a drop-in for reCAPTCHA and hCaptcha APIs.

Free · Security and passwords · Developers

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Free open source desktop tool that wipes hidden metadata such as EXIF from many photos, videos and PDF files at once.

Free · Security and passwords · Individuals and families

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A lightweight Mac code editor that runs and debugs code in dozens of languages, for programmers who want quick scripts.

One-off payment · Developer tools · Developers

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Website analytics that keeps visitor data under your control, run in the cloud or on your own servers, as a Google Analytics swap.

Free · Website analytics

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Mark areas of a PDF and download a copy with that content and the metadata actually removed.

Since 2026

Free · Documents and e-signature

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Stops ads, trackers and clutter in Safari, YouTube and other apps on Apple phones, tablets, computers and TVs, for Apple users.

Since 2025

Free plan · Security and passwords · Individuals and families

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A Mac menu bar app that records meetings, transcribes them by speaker and writes notes, all kept on your computer.

Since 2026

One-off payment · Notes and knowledge

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Gives every company you deal with a separate email address, locked to that sender, so leaks and spam are easy to cut off.

Since 2026

Free plan · Security and passwords · Individuals and families

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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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Sign PDFs, add text and dates, and merge files on your iPhone or iPad without making an account.

Documents and e-signature · Individuals and families

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API that lets a website check a visitor is over 18 or 21 from their digital ID wallet without storing personal data.

Free plan · Security and passwords · Online sellers

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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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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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Gives each website its own forwarding email address so you can spot who leaked yours and switch that address off.

Since 2026

Free plan · Security and passwords · Individuals and families

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An Android app that blocks, groups or limits phone notifications using rules on app, text or time of day, all on the device.

Since 2026

Focus and productivity · 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