No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- QueryStorm
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
- 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
- molab
A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work
Since 2024
Developer tools · Developers
- LLPlayer
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
- DefendWP Firewall
A free WordPress plugin that blocks attacks on known plugin and theme flaws using community-sourced patches.
Free · Security and passwords
- SSL Insecure Content Fixer
Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.
Website builders
- pbar.io
Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.
Uptime and monitoring · Developers
- MLJAR Studio
Desktop data analysis app where you ask about your data in plain English and get Python code, charts and notebooks run on your computer.
Since 2017
Data and spreadsheets
- 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
- 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
- Quadratic
Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.
Since 2023
Data and spreadsheets
- 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
- Lingolette
Helps intermediate language learners reach fluency through spoken chats with an AI tutor, corrections and daily articles.
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
- 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
- ReadPlusOne
Short Spanish stories pitched at the words an A2 to B1 learner already knows, with unknown words brought back for review.
Since 2026
Free plan · 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.
Free plan · Courses and learning · Individuals and families
- MojiMori
Learn the 2,136 jouyou kanji by grade, with stroke order, components, readings and example words.
Since 2026
Courses and learning · Individuals and families
- ManiDesk
A web workspace where analysts write SQL over market prices, macro series and SEC filings, then chart the results without Python.
Since 2026
Subscription · Data and spreadsheets
- AbjadPro
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
- Asakiri
A local desktop editor for writing language courses with lessons and self-marking exercises, plus a free app to study them.
Since 2026
Free · Courses and learning · Creators and writers
- 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
- itsumo
Graded Japanese stories at your JLPT level, with tap-to-define words, grammar notes, audio and flashcards.
Since 2026
Subscription · Courses and learning · Individuals and families
- LangTurbo
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
- Advanced IP Blocker
A WordPress plugin that blocks harmful IPs, countries and bots, with a firewall, hardening options and attack logs for site owners.
Security and passwords
- AIR Blackbox
Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.
Free plan · Developer tools · Developers
- RainbowSay
Mac app that pauses your shows and podcasts after each sentence to explain the translation, words and grammar.
Since 2026
Free plan · Courses and learning · Individuals and families
- Memozora
Flashcard maker that schedules reviews by spaced repetition, with dictionaries and text to speech for language learners.
Free plan · 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
- PalmSpeak
An app for practising spoken conversations in 10 languages with an AI partner, then chatting with native speakers with translation.
Since 2026
Free plan · Courses and learning · Individuals and families
- Lector
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
- Shield Security
WordPress security plugin that stops bots and attacks, scans for malware and weak plugins, and keeps backups.
Free plan · Security and passwords
- DBLift
Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.
Since 2026
Free plan · Developer tools · Developers
- DiscoVox
Language learners listen to free public domain audiobooks while following highlighted text and optional translations.
Free · Courses and learning · Individuals and families
- Coupling
A language app where a partner or friend fills in words, audio and sentences for you to study, on iPhone and Android.
Courses and learning · Individuals and families
- Security Safe
A WordPress plugin that hides version leaks, locks file permissions and blocks bad login attempts.
Free plan · Security and passwords
- GlassWire
Shows which apps on your PC or phone use the network, flags odd activity and lets you block connections.
Free plan · Security and passwords · Individuals and families
- FluentCheese
Language learning app where you add the words you need and it builds practice sessions around them, in 20+ languages.
Since 2025
Free · Courses and learning · Individuals and families
- WP fail2ban
Sends WordPress login failures and other abuse to fail2ban so the attacker gets banned at the server firewall.
Free plan · Security and passwords · Developers
- Security Ninja
A WordPress plugin that scans for malware and weak spots, blocks bad traffic and locks down logins for site owners.
Free plan · Security and passwords
- Little Snitch
Mac firewall that shows which servers your apps connect to and lets you block unwanted connections by rule or blocklist.
Security and passwords · Individuals and families
- SecuPress
A WordPress security plugin that checks your site for weak spots, fixes them and blocks break-in attempts.
Free plan · Security and passwords
- BotBlocker
WordPress plugin that blocks scrapers, fake search crawlers and password guessing bots before they reach your pages.
Free plan · Security and passwords
- Hanasu
Practise a new language by chatting with AI, tapping words to save them and reviewing them later with spaced repetition.
Free plan · Courses and learning · Individuals and families
- Overcast
Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.
Since 2026
Developer tools · Developers
- Auto-Install Free SSL
Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.
Free plan · Security and passwords
- LyricFluent
Teaches English, Spanish, French and other languages through song lyrics, with spaced repetition for new words.
Courses and learning · Individuals and families