No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- FlashTabs
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
- castify ai
Turns lecture notes, PDFs, photos or a topic into a spoken podcast you can question, for students and curious learners.
Since 2024Updated 40 days ago
Free trial · Courses and learning · Individuals and families
- ShortcutFoo
Drills you on keyboard shortcuts for editors and work apps with spaced repetition until they become habit.
Since 2012
Free plan · Courses and learning · Individuals and families
- Nihongo Lessons
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
- RemNote
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
- Burning Vocabulary
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
- Tiny
Czech classroom app where each pupil talks to a tutoring chatbot that asks guiding questions, and the teacher sees every chat.
Since 2021
Free · Courses and learning · Schools and tutors
- Voiczy
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
- Revu
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
- LyricFluent
Teaches English, Spanish, French and other languages through song lyrics, with spaced repetition for new words.
Since 2024
Courses and learning · Individuals and families
- LearnFrets
An iPhone app that asks for a note, listens to your guitar and tells you if you played it right.
Since 2024
Courses and learning · Individuals and families
- Asm Editor
A browser editor and emulator for writing, stepping through and learning assembly for several processor types.
Free · Courses and learning · Developers
- Explainpaper
Upload a research paper, highlight a hard passage, and get a plain explanation and answers to your questions.
Since 2022
Free plan · Courses and learning · Individuals and families
- Chamilo LMS
An open source learning management system that schools and companies install to run online courses.
Free · Courses and learning · Schools and tutors
- edoobox
Booking software for course, seminar and event providers to manage sessions, participants, payments and reminder emails.
Free trial · Scheduling and booking · Schools and tutors
- VimGolf.ai
Teaches Vim through short browser levels where you edit real files in Neovim and your score is the number of keystrokes used.
Free plan · Courses and learning · Developers
- Wokabulary
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
- Pickcode
Browser coding environment where computer science teachers write lessons, set work and watch student code live.
Since 2022
Courses and learning · Schools and tutors
- Feyn
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
- Tapflow
Upload your notes or slides and get a finished online course with a sales page and Stripe checkout, for creators.
Since 2024
Free plan · Courses and learning · Creators and writers
- CourseLit
Open source platform for creators to sell courses and downloadable products on their own website, an open alternative to Teachable.
Free plan · Courses and learning · Creators and writers
- PDF To Quiz
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
- Anki
Flashcard app that uses spaced repetition so learners review hard cards more often, with sync between devices.
Courses and learning · Individuals and families
- FluentPal
Mobile app where learners practise speaking a new language with AI characters and get pronunciation scores.
Since 2024
Courses and learning · Individuals and families
- Memozora
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
- Typing Guru
Free typing practice site with lessons, stories and speed tests in English, Nepali and Hindi, no signup required.
Since 2024
Free · Courses and learning · Individuals and families
- Let's Bend
A tuner and practice app that shows harmonica players the pitch they hit, so they can learn to bend notes.
Free · Courses and learning · Individuals and families
- Now I Get It!
Turns an uploaded science paper PDF into a shareable web page explaining it at technical, lay or child level, paid per paper.
Pay as you go · Courses and learning · Individuals and families
- AllCoach
A WordPress plugin that lets coaches sell programs, take session bookings and give each client a portal.
Free plan · Scheduling and booking · Freelancers
- OpenOlat
Learning management system for online courses, e-testing and training, for schools, universities and companies.
Courses and learning · Schools and tutors
- Nuenki
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
- Lingolette
Helps intermediate language learners reach fluency through spoken chats with an AI tutor, corrections and daily articles.
Courses and learning · Individuals and families
- Foreign Numbers
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
- StudyChat
Turns your notes, slides and PDFs into quizzes, mind maps and a voice tutor so students can revise for exams.
Since 2024
Free plan · Courses and learning · Individuals and families
- Open eClass
A free e-learning platform from Greece's GUnet for schools and universities to run online courses and exercises.
Free · Courses and learning · Schools and tutors
- StringScales
Shows scales on a guitar or bass fretboard and plays a backing band over your chord progression so you can practise.
Free · Courses and learning · Individuals and families
- Yaply
A Chrome extension that translates X and Reddit posts and quizzes you on new words, for people learning English.
Since 2026
Subscription · Courses and learning · Individuals and families
- Intelligrade
Teachers create exams that grade themselves, run them in locked-down sessions and review the results online.
Since 2026
Free plan · Courses and learning · Schools and tutors
- ClassroomIO
Learning platform for companies to train staff, educate customers and onboard partners with courses and certificates.
Free plan · Courses and learning
- LeafyApp
Mac app that reads any word on screen with a shortcut, defines it in context and saves it to build your vocabulary.
Free plan · Courses and learning · Individuals and families
- DoodleMate
Turns a photo of a child's drawn character into an animation that walks, dances and talks in the child's recorded voice.
Since 2026
Free plan · Courses and learning · Individuals and families
- AI Interview Coach
Practice job interviews with an AI interviewer that asks follow-ups and scores your answers, for job seekers.
Since 2026
Free plan · Courses and learning · Individuals and families
- Clef
Piano practice app that listens over MIDI as you play sheet music and schedules bar by bar memory reviews so pieces stick.
Since 2026
Subscription · Courses and learning · Individuals and families
- Easy Syllables
Helps parents teach children to read by showing letters and short syllables with spoken pronunciation and points.
Since 2025
Courses and learning · Individuals and families
- Hanabira
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
- ReadVocab
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
- Loudwalk
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
- Codewars
Coding practice site where developers solve ranked exercises in the browser across 55+ languages and compare solutions.
Free plan · Courses and learning · Individuals and families