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
- Monitoro
Watches web pages for changes and sends alerts or scraped data to Slack, Discord, Telegram or Google Sheets without code.
Since 2019
Free plan · Uptime and monitoring
- Serendipity
A self-hosted PHP blog engine for writers who want to run their own blog, extended with plugins and themes.
Free · Website builders · Individuals and families
- Indigo
Mac app that runs Nginx, PHP, MySQL, PostgreSQL and Redis locally for web developers without Docker or VMs.
Since 2022
Free plan · 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
- Custom SMTP
WordPress plugin that sends site email through a proper SMTP provider and logs each message so you can see if it arrived.
Free · Transactional email
- GraphJSON
Send JSON events from your app with one request, then chart, query with SQL, set alerts and embed dashboards.
Since 2022
Free plan · Website analytics · Developers
- myTinyTodo
A simple to-do list app you host yourself, with several lists, tags, due dates and priorities.
Free · Projects and tasks · Individuals and families
- KubeSentry
Falco based Kubernetes security tool that spots attacks inside your own cluster, sends no telemetry and is paid for once.
Since 2026
One-off payment · Security and passwords · Developers
- 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
- Thelia
French open source e-commerce platform for building custom online stores, with click and collect and ERP or CRM connections.
Free · Online shops · Shops and retail
- SeedDMS
Open source document management system you host yourself to store files and run review workflows.
Free · Documents and e-signature
- 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
- 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
- Pingify
Watches your sites, certificates, DNS records and scheduled tasks around the clock and tells your team as soon as something fails.
Since 2024Updated 4 months ago
Subscription · Uptime and monitoring · Developers
- KIT.domains
Tracks domain renewals, SSL certificates and DNS records for many sites and alerts you before something lapses or breaks.
Since 2024
Subscription · Uptime and monitoring · Agencies
- CloudAMQP
Hosted RabbitMQ and LavinMQ message queues that are monitored and maintained for you on the major clouds.
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.
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
- Pocket Alert
Sends messages from your scripts, servers or webhooks straight to the Pocket Alert app on your iPhone or Android phone.
Since 2024
Free plan · Uptime and monitoring · Developers
- October CMS
A self-hosted content management system built on Laravel that developers and studios use to build client websites.
Subscription · Website builders · Agencies
- FlatPress
Lightweight blog software in plain PHP that stores posts as files, with themes, plugins and comment spam protection.
Free · Website builders · Individuals and families
- Chyrp Lite
A small PHP blog engine you install on ordinary web hosting, with themes and an easy admin panel.
Free · Website builders · Individuals and families
- mlop
Tracks machine learning experiments, metrics and model versions for ML teams, with an API compatible with Weights and Biases.
Free trial · Developer tools · 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
- Pulsetic
Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.
Since 2024
Free plan · Uptime and monitoring · Online sellers
- 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
- Latitude
Watches AI agents in production, groups recurring failures and alerts you so a coding agent can fix them.
Free plan · Uptime and monitoring · Developers
- 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
- 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
- SSL Insecure Content Fixer
Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.
Website builders
- telemetry.dev
Records each step of an AI agent's run so developers can spot slow calls, errors and token costs.
Since 2026
Free plan · Uptime and monitoring · 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
- Trifle
Lets developers record counters and revenue figures in their own database, then chart them and set alerts in a hosted dashboard.
Since 2026
Subscription · Developer tools · Developers
- 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
- GetPageSpeed Amplify
Watches MySQL, PHP-FPM, Varnish and NGINX servers in one dashboard with alerts, as a swap in replacement for NGINX Amplify.
Since 2026
Free plan · Uptime and monitoring · Developers
- 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
- 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
- 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
- YouTube2Anki
Paste a YouTube link or upload a transcript and get an Anki flashcard deck made by AI, ready to import.
Since 2025
Free plan · Courses and learning · Individuals and families
- Gonewatch
Alerts you by email, Slack or a ticket when a cron job, backup or pipeline misses its expected check-in.
Since 2026
Free plan · Uptime and monitoring · 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
- 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
- Apitally
Tracks API traffic, errors and response times, logs requests and sends alerts, set up with a few lines of code.
Since 2025
Free trial · Uptime and monitoring · Developers
- 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
- 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