No moat. Still in business.

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A simple to-do and reminder app for phones and tablets with checklists, memos, widgets and sync between devices.

Since 2011Updated 11 days ago

Projects and tasks · Individuals and families

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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

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A secure portal that requests files from clients, sends automatic reminders and syncs what comes back to your drive.

Since 2019

Free trial · Documents and e-signature

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A private personal CRM that records details, dates and past chats about the people in your life.

Since 2017

CRM and sales · Individuals and families

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A simple self-hosted wiki that stores markdown pages in git, with file attachments and full page history.

Free · Notes and knowledge

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Helps students sort courses, tasks, class schedules, flashcards and files into colour-coded folders.

Free · Focus and productivity · Individuals and families

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A lightweight Mac code editor that runs and debugs code in dozens of languages, for programmers who want quick scripts.

One-off payment · Developer tools · Developers

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Write product documentation and user manuals in Markdown and publish them as a website, PDF or eBook.

Free plan · Website builders · Software companies

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A habit app based on the Atomic Habits book that helps you start small, track progress and adjust habits.

Free plan · Health and habits · Individuals and families

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Free WordPress plugin for taking appointments, with Google and Outlook calendar sync, reminders and video meetings.

Free · Scheduling and booking

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Ties logs and traces from iOS and Android apps to backend services so app teams can trace a user problem to its cause.

Since 2025

Uptime and monitoring · Developers

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WordPress plugin for writing and organising product docs, wikis and help centres, with search and an AI chatbot.

Free plan · Customer support

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Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.

Since 2023

Data and spreadsheets

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Task manager for Mac, iPhone and Android with natural language entry, tags, lists and syncing with common services.

One-off payment · Projects and tasks · Individuals and families

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Free self-hosted wiki that lets a team organise its documentation into shelves, books and pages.

Since 2022

Free · Notes and knowledge

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Open-source shared editor and headless CMS for writing technical docs, dev blogs and knowledge bases, with Git sync.

Notes and knowledge · Developers

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Native Mac code editor for web and app developers, with Git, debugging, terminal and remote file publishing.

Free trial · Developer tools · Freelancers

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A Mac reminders app that shows an animated cat or dog on your desktop when something is due.

Free plan · Focus and productivity · Individuals and families

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Message yourself notes, tasks and reminders in a chat-style app that works offline with optional encrypted sync.

Free · Notes and knowledge · Individuals and families

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Terminal AI agent that edits C and C++ code, then runs your build, tests and sanitizers on each change before you see the diff.

Since 2026

Free plan · Developer tools · Developers

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Lets WordPress site builders take snapshots, roll back broken changes, clear demo data and reset a site in one click.

Subscription · Website builders · Agencies

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Saves what you work out in AI chats as searchable documents that Claude, ChatGPT, Cursor and other MCP tools can read later.

Since 2026

Free plan · Notes and knowledge · Developers

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A Mac app that floats a reminder note above your windows, with a Pomodoro timer, aimed at people with ADHD.

Since 2025

Free · Focus and productivity · Individuals and families

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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.

Since 2026

Free plan · Developer tools · Developers

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Scans a company's code repositories and builds architecture docs you can drill into, from whole systems down to services.

Since 2026

Developer tools · Software companies

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Booking widget for websites and Shopify stores that handles appointments, reminders, staff availability and payments.

Subscription · Scheduling and booking · Health and clinics

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Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.

Website builders

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Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.

Since 2026

Free plan · Developer tools · Developers

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Scans your files and databases and builds a searchable catalogue of datasets, columns and owners that runs in a browser.

Free · Data and spreadsheets

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Sets up a recurring rota for team duties like standups or kitchen restocks, with a share link and email reminders.

Free plan · Scheduling and booking

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A Mac app that puts iMessage, WhatsApp and Telegram chats in one inbox, with reminders and notes on contacts.

Since 2025

Free · CRM and sales · Individuals and families

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An offline iPhone todo list built around a daily plan, with do dates, recurrences, reminders and subtasks.

Focus and productivity · Individuals and families

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A self-hosted knowledge base that serves Markdown files as searchable, editable docs for teams.

Free · Notes and knowledge

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A notes app for Mac and iPhone that puts notes on a timeline and links them to calendar events.

Free plan · Notes and knowledge

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Tracing and monitoring for AI agents written in Elixir, showing which model or tool call failed, slowed down or cost too much.

Since 2026

Free plan · Uptime and monitoring · Developers

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Phone app that counts the days to birthdays, holidays and anniversaries, with home screen widgets and reminders.

Focus and productivity · Individuals and families

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A desktop app for developers to inspect RabbitMQ queues, spy on live traffic and replay dead-lettered messages.

One-off payment · Developer tools · Developers

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A WordPress plugin that lets clients book, move or cancel appointments on your site, with reminders and calendar sync.

Free plan · Scheduling and booking

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A WordPress plugin for publishing help docs and FAQs, with an AI chatbot and search that answer customer questions.

Customer support

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Small businesses take online bookings and payments for appointments and classes, with text and email reminders.

Free plan · Scheduling and booking · Gyms and fitness

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A phone app for logging your moods with notes and photos, setting reminders and looking back at trends over time.

Since 2026

Free plan · Health and habits · Individuals and families

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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

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Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.

Free plan · Security and passwords

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Shares household chores and family calendars among everyone at home, with automatic reminders for each member.

Family and parenting · Individuals and families

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Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.

Since 2025

Free plan · Design and images · Developers

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An iPhone assistant for parents that remembers family details, plans schedules and sends reminders through chat.

Family and parenting · Individuals and families

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iPhone app that sends repeating custom nudges to drink water, stretch, rest your eyes or take pills.

Since 2025

Free plan · Health and habits · Individuals and families

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Track how many days are left until birthdays, holidays and trips, with home screen widgets and reminders.

Free plan · Focus and productivity · Individuals and families