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
- Checkly
Runs browser and API checks against your app from many regions and alerts you when they fail, set up as code.
Since 2021
Free plan · Uptime and monitoring · Developers
- 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
- Folderly
Helps students sort courses, tasks, class schedules, flashcards and files into colour-coded folders.
Free · Focus and productivity · Individuals and families
- 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
- 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
- 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
- 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
- ilert
Sends alerts to on-call staff, handles their rotas and runs status pages so tech teams can respond to outages quickly.
Since 2020
Free trial · Uptime and monitoring · Developers
- Ploi
Sets up and manages your web servers and handles site deployments, with extra help for Laravel apps.
Subscription · Developer tools · Agencies
- VirtualEyes
Monitors websites, servers, cron jobs, DNS records and SSL certificates, with alerts and public status pages.
Since 2024
Free plan · Uptime and monitoring · Developers
- PingPong
Hosted status pages with built-in uptime checks, so you can keep customers informed during outages and cut support tickets.
Free plan · Uptime and monitoring · Software companies
- 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
- Pingmeter
Monitors website uptime from several countries, tries automatic recovery, and calls or texts you if the problem stays.
Subscription · Uptime and monitoring
- StatusGator
Gathers status updates from thousands of cloud services you depend on, warns you about outages and shows them on one page.
Uptime and monitoring · Software companies
- 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
- UptimeObserver
Checks your websites, SSL certificates, DNS and domains every 30 seconds and alerts you when something breaks or expires.
Free plan · Uptime and monitoring · Agencies
- 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
- Cachet
A free status page you host yourself to tell customers about outages, incidents and planned maintenance.
Free · Uptime and monitoring · Software companies
- 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
- WatchCron
Alerts you when a cron job misses its ping or a site, certificate or domain has a problem, with status pages included.
Free plan · Uptime and monitoring · Agencies
- StatusSight
Watches the status pages of thousands of outside services and alerts you when the ones you depend on go down.
Since 2024
Free plan · Uptime and monitoring · 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
- OnlineOrNot
Checks websites, APIs and cron jobs every 30 seconds and confirms an outage before alerting your team.
Subscription · Uptime and monitoring · Developers
- UptimeToolbox
Monitors websites and Linux servers, sends alerts by email, SMS or call, and hosts branded status pages on your domain.
Free plan · Uptime and monitoring · Developers
- 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
- Cronitor
Tells developers when scheduled jobs, agents, websites or APIs fail or run late, and hosts status pages for customers.
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
- 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
- Pingzo
Checks your websites, APIs and ports and messages you on WhatsApp after repeated failures, with status pages and SSL checks.
Free plan · Uptime and monitoring · 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
- Runframe
Runs incidents from alert to postmortem for engineering teams, with on-call rotas, escalations and status pages included.
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
- OpenUptime
Open source uptime checks, alerts and public status pages that you or an AI agent can manage, with no charge per monitor.
Free plan · Uptime and monitoring · Developers