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
- hdoc
Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.
Since 2021
Developer tools · Developers
- Folderly
Helps students sort courses, tasks, class schedules, flashcards and files into colour-coded folders.
Free · Focus and productivity · Individuals and families
- Infrawrench
A desktop and web app that finds resources across AWS, GCP, Azure and other clouds and lets infra teams work on them in one place.
Since 2026
Free plan · Uptime and monitoring · Developers
- SSL Insecure Content Fixer
Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.
Website builders
- 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
- Grape
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
- TextQuery
A Mac and Windows app that loads CSV, Excel and JSON files as tables so you can query, edit and chart them with SQL.
Since 2024
Data and spreadsheets
- 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
- DbGate
Desktop and web client for querying and editing SQL and NoSQL databases such as PostgreSQL, MySQL and MongoDB.
Since 2021
Free · Developer tools · Developers
- 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
- 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
- Dataflare
Desktop database manager for browsing tables and writing SQL across Postgres, MySQL, SQLite, ClickHouse and more.
Since 2024
Free plan · Developer tools · Developers
- 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
- DB Pilot
A Mac database client for querying and editing data, with SQL and Python notebooks and an AI assistant that writes queries.
Since 2023
Free plan · Developer tools · Developers
- Anki
Flashcard app that uses spaced repetition so learners review hard cards more often, with sync between devices.
Courses and learning · Individuals and families
- LibreDB Studio
A browser database editor you deploy next to your databases so a team can query Postgres, MySQL, MongoDB and more.
Free · Developer tools · Developers
- MarginNote 5
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
- Tablething
A desktop app to connect to 30+ databases, write or generate queries with your own AI keys, edit data and build dashboards.
Since 2026
Free trial · Developer tools · Developers
- 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
- 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
- TablePlus
A native database client for querying and editing many SQL and NoSQL databases on desktop and iPhone.
Developer tools · Developers
- 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
- Widen
A Mac app for browsing Postgres databases that turns plain-English questions into SQL and checks the SQL before you run it.
Since 2026
Free · Developer tools · Developers
- Space
A flashcard app that makes study cards from your PDFs, articles and photos and schedules reviews so you remember them.
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
- Coupling
A language app where a partner or friend fills in words, audio and sentences for you to study, on iPhone and Android.
Since 2025
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
- TablePro
Mac, iPad and iPhone app to query, browse and edit data in Postgres, MySQL, SQL Server, Redis, MongoDB and other databases.
Free plan · Developer tools · Developers
- recall
Connect Claude or ChatGPT so they turn what you read into flashcards, then review them on any device.
Since 2026
One-off payment · 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
- Zhenzhu
Hover over Chinese text in any Mac app to see pinyin, meanings and sentence breakdowns, and save words as flashcards.
Since 2026
Free plan · Courses and learning · Individuals and families
- NewWord
Save new words from what you read or watch, get AI definitions and examples, then review them with FSRS flashcards on Apple devices.
Since 2025
Free plan · Courses and learning · Individuals and families
- SQLPro Studio
A native app to connect to and query MySQL, Postgres, SQL Server, Oracle and other databases on desktop or phone.
Developer tools · Developers
- 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
- 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
- DB Pro
Desktop app for developers to query, browse, edit and chart data across Postgres, MySQL, MongoDB and other databases.
Since 2025
Free plan · Developer tools · Developers
- SubSmith
Makes subtitles for your video and audio files so language learners can look up words and send them to Anki.
Since 2026
One-off payment · Courses and learning · Individuals and families
- CH-UI
A self-hosted web workspace for ClickHouse with a SQL editor, dashboards and cluster monitoring, for data teams.
Since 2026
Free plan · Developer tools · Developers
- redirs
Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.
Free plan · Website builders
- Earnote
Records lectures and meetings on Mac or iPhone, transcribes them locally and turns them into notes, flashcards and study sheets.
Free · Notes and knowledge · Individuals and families
- DollarDeploy
Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.
Since 2026
Free plan · Developer tools · Developers
- PDF To Quiz
Students turn class notes or a PDF into a practice test that marks itself and explains each question they got wrong.
Free plan · 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.
Courses and learning · Individuals and families
- Cuiz AI
Students upload slides or notes and get practice quizzes and spaced-repetition flashcards made from them.
Since 2025
Free plan · Courses and learning · Individuals and families
- 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
- Janus
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
- SaturnSQL
Shared SQL editor for data teams that stores common queries and sends scheduled results to Google Sheets or Slack.
Since 2026
Free trial · Developer tools · Developers