No moat. Still in business.

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

Notes and knowledge · Individuals and families

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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.

Projects and tasks · Individuals and families

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Converts, compresses, merges, signs and redacts PDFs in the browser so files never leave your device.

Free · Documents and e-signature · Individuals and families

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Merge, split, compress, sign and edit PDFs in your browser, with files processed on your own device and no account needed.

Documents and e-signature

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Makes PDFs, Word files and images look like paper scans right in the browser, without uploading the files.

Since 2022

Free · Documents and e-signature

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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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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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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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Browser based PDF tools that merge, split, compress and edit files locally, with a paid plan for OCR and conversion.

Free plan · Documents and e-signature

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

Free · Notes and knowledge

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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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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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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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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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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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Compresses, resizes and converts images inside your browser tab, plus local background removal, with no upload or account.

Free · Design and images

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Free converter that turns PNG, HEIC, WebP, PDF and other images into JPG inside the browser, with no uploads.

Free · Design and images · Individuals and families

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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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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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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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Browser tools that turn videos into GIFs and compress, resize, crop or caption them without uploading the file.

Free · Design and images · Individuals and families

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Free browser tools to merge, split, shrink, convert and edit PDFs locally, so files never leave your computer.

Free · Documents and e-signature

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

Free plan · Notes and knowledge · Individuals and families

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

Free plan · Notes and knowledge · Individuals and families

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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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Merge, split, compress, convert and OCR PDF files in your browser without uploading them to a server.

Free · Documents and e-signature

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Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.

Free plan · Developer tools · Developers

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

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

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

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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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Free tools in the browser to trim, merge, split and reformat videos into shorts, all processed on your own device.

Free · Video and audio · Creators and writers

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

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

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Converts and compresses HEIC, WebP, AVIF, PNG and JPG images inside your browser without uploading them.

Free · Design and images · 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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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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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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Edit, merge, split, compress and OCR PDF files inside your browser, with documents kept on your own device.

Since 2025

Free plan · Documents and e-signature

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

Free plan · Documents and e-signature

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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.

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.

Free plan · Documents and e-signature · 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.

Notes and knowledge

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Clean, convert, dedupe and chart CSV or Excel files in your browser without uploading them anywhere.

Free · Data and spreadsheets