No moat. Still in business.

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Handles patient intake, insurance eligibility checks and scheduling for physical therapy and chiropractic clinics.

Since 2011

Practice management · Health and clinics

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Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.

Since 2021

Developer tools · Developers

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Daily notes app that puts project notes, tasks, Apple Calendar events and Reminders side by side for planning each day.

Since 2020

Subscription · Notes and knowledge · Individuals and families

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Markdown app for Mac and iOS to write, keep notes and publish them as a static blog.

One-off payment · Website builders · Individuals and families

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A form backend for developers that adds front-end validation, autoresponders and spam blocking, with a HIPAA option.

Free trial · Forms and surveys · Health and clinics

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Lets businesses prepare documents, send them out for signature and keep the signed copies organised.

Free trial · Documents and e-signature

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Scans your repositories and cloud to map where personal and health data travels, then checks it against GDPR and HIPAA.

Since 2026

Security and passwords · Health and clinics

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A small app that slides in from the screen edge so you can jot notes and tasks and plan your day without switching apps.

Since 2026

Projects and tasks · Individuals and families

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A plain, ad-free blog host for writers who want markdown posts, RSS and email subscribers on their own domain.

Free plan · Newsletters · Individuals and families

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Paste or upload HTML and get clean Markdown back, in the browser or through an API.

Since 2024

Developer tools · Creators and writers

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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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An API that crawls whole websites and returns tidy markdown for teams feeding RAG systems or training models.

Since 2024

Free plan · Developer tools · Developers

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An editing dashboard for Markdown and MDX kept in your GitHub repo, so clients can update static sites without Git.

Since 2022

Free plan · Website builders · Agencies

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A Markdown notes app for developers with encrypted sync, plugins and an API that coding agents can use.

Subscription · Notes and knowledge · Developers

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Simple blog hosting with no ads or tracking: write in markdown and drag files in to publish, for a small monthly fee.

Since 2024

Subscription · Website builders · Individuals and families

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Small text app for jotting and keeping short notes, synced via iCloud to iPhone, iPad, Watch and Mac.

Notes and knowledge · Individuals and families

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WebSocket server for app developers that keeps realtime messages ordered and recovers them after dropped connections.

Free · Developer tools · Developers

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A Mac notes app that keeps notes as plain Markdown text files in folders you choose, with links between notes.

Free · Notes and knowledge · Individuals and families

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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 Mac app for writing and linking plain Markdown notes in your own folders, with boards, tables and optional AI help.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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A self-hosted place to jot quick markdown notes in a personal timeline, keeping each private or shared.

Notes and knowledge · Individuals and families

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Edit HTML and Markdown files stored in Google Drive and put them on a public web address in one step.

Since 2026

Free plan · Website builders

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Serves Apple developer documentation as Markdown so coding assistants can read it, by URL swap or over MCP.

Free · Developer tools · Developers

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Drop in papers, notes and transcripts and an AI agent files them into a cited, linked markdown wiki you keep.

Since 2026

Notes and knowledge · 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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Converts PDFs, office files and scans into clean Markdown, JSON or chunks ready for AI and search pipelines.

Since 2025

Free plan · Developer tools · Developers

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Transcribes meetings, calls and voice memos on your own machine into markdown files that your AI assistant can search.

Free · Notes and knowledge · Individuals and families

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Hosted blog service where you write in Markdown or HTML, add your own CSS and JavaScript, and publish under your own domain.

Since 2026

Website builders · Individuals and families

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Notes app for developers and ops engineers where shell, code, SQL and prompt blocks in Markdown run in place and print results below.

Since 2026

Free · Developer tools · Developers

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Real time editor where teams write shared markdown files together, see each other's cursors and keep past versions, no Git needed.

Since 2026

Notes and knowledge

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A light Markdown notebook that keeps notes on your device, with optional sync and AI models that run locally.

Since 2026

One-off payment · Notes and knowledge · Individuals and families

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A free desktop notes app that keeps each note as a local Markdown file, with one box to search, create and link notes.

Since 2026

Free · Notes and knowledge · Individuals and families

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Markdown document editor where teams and AI agents like Claude and ChatGPT write together live, with presentations and blog publishing.

Since 2026

Free plan · Documents and e-signature · Developers

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A shared Markdown editor where teams and coding agents write documents and build small internal tools stored in git.

Developer tools · Developers

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Helps companies prepare for GDPR, HIPAA, SOC 2 and ISO 27001 audits by gathering evidence automatically, with auditor and pen test bundled.

Since 2025

Security and passwords · Software companies

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Focused writing app with a clean Markdown editor, for writers who want fewer distractions.

Free trial · Notes and knowledge · Individuals and families

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Send and receive faxes from your phone or browser with your own US fax number and no fax machine.

Subscription · Documents and e-signature

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Cloud faxing from web, desktop, phone or email, with an API and HIPAA options for regulated businesses.

Subscription · Documents and e-signature

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Browser LaTeX and Markdown editor where researchers write papers together, manage references and track AI help.

Since 2026

Free plan · Documents and e-signature · Individuals and families

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Free notes app that keeps journals, checklists and linked ideas as private Markdown files, with a chat-style capture box.

Since 2026

Free · Notes and knowledge · Individuals and families

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Converts PDF files into Markdown, keeping tables and turning equations into LaTeX, with DOCX and PDF export.

Since 2026

Free plan · Documents and e-signature

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A browser extension that clips pages, videos and threads into Markdown files on your disk for Obsidian or AI assistants.

Since 2026

Notes and knowledge · Individuals and families

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A fast desktop notes app with blocks, Markdown, images and task boards, storing notes locally first.

Free · Notes and knowledge · Individuals and families

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A private Android journal that saves entries as Markdown files, lets you edit from a laptop browser and backs up to Git.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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Build encrypted patient intake forms on a WordPress site that meet HIPAA rules, with signatures and PDFs.

Free plan · Forms and surveys · Health and clinics

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A notes app that saves plain Markdown files on your own disk, with tasks, links and optional sync.

Since 2026

Free · Notes and knowledge · Individuals and families

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A desktop daily notes app that carries open tasks forward, repeats routine ones and saves everything as markdown files.

Since 2026

Free · Notes and knowledge · Individuals and families

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Browser extension that downloads whole Claude chats or picked messages as PDF, Markdown, plain text, CSV, JSON or image files.

Since 2025

Free plan · Notes and knowledge · Individuals and families