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
- 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
- castify ai
Turns lecture notes, PDFs, photos or a topic into a spoken podcast you can question, for students and curious learners.
Since 2024Updated 41 days ago
Free trial · 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- AllCoach
A WordPress plugin that lets coaches sell programs, take session bookings and give each client a portal.
Free plan · Scheduling and booking · Freelancers
- 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
- 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
- OpenOlat
Learning management system for online courses, e-testing and training, for schools, universities and companies.
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
- 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
- Chamilo LMS
An open source learning management system that schools and companies install to run online courses.
Free · Courses and learning · Schools and tutors
- 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
- Lingolette
Helps intermediate language learners reach fluency through spoken chats with an AI tutor, corrections and daily articles.
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
- 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
- Asm Editor
A browser editor and emulator for writing, stepping through and learning assembly for several processor types.
Free · Courses and learning · Developers
- 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
- 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
- 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
- Anki
Flashcard app that uses spaced repetition so learners review hard cards more often, with sync between devices.
Courses and learning · Individuals and families
- 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
- Unihongo
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
- 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
- GraderAI
Grades student essays against a teacher's own rubric and writes feedback, with imports from Canvas and Google Classroom.
Since 2025
Free plan · Courses and learning · Schools and tutors
- WordWise
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
- Zap Code
Kids aged 8 to 16 describe a game or app, AI writes the code, and they can tweak or edit it as they learn.
Free plan · Courses and learning · Individuals and families
- Factile
Teachers, trainers and trivia hosts use it to build Jeopardy-style quiz boards and run them with buzzers and scoring.
Since 2025
Free plan · Courses and learning · Schools and tutors
- TypeQuicker
A typing practice website that finds the keys you are slow on and builds drills to raise your speed, with school plans.
Since 2025
Courses and learning · Individuals and families
- EZFurigana
Shows hiragana readings over kanji in Japanese text, PDFs, ebooks, subtitles and photos so learners can read it.
Since 2026
Free plan · Courses and learning · Individuals and families
- Hanasu
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
- Card Snap
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
- Sparkle
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
- MemberSpace
Add paid memberships, gated content, courses and a forum to your existing website builder site.
Communities and memberships · Creators and writers