No moat. Still in business.

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Design branded QR codes, change where they point after printing and see scan stats, for businesses using print materials.

Since 2013

Free plan · Marketing and social

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Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · 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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Build PDF templates in a visual or HTML editor, then fill them with data by API or Zapier to make invoices and other files.

Free plan · Documents and e-signature

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Tracks a team's equipment, who has it and when it is booked, from the web or a phone app with scannable labels.

Free plan · Inventory and stock

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Make a one-question emoji poll for a talk, meeting or event and share it by link or QR code to see answers live.

Since 2024

Free plan · Forms and surveys · Events

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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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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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Makes custom QR codes for links, contacts, WiFi and text, with logos and colours, and exports them as PNG or SVG.

Free · Design and images

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Customers tap an NFC card or scan a QR code, answer a few questions, and get help writing a Google review.

Free trial · Reviews and testimonials

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Branded short links on your own domain, with QR codes, UTM tags and analytics that tie clicks to sales.

Free plan · Website analytics

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Free online tool for couples, planners and venues to place guests at tables, then print the plan as a PDF or share seats via QR code.

Since 2026

Free plan · Something else · 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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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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iPhone app to log what is in each box or shelf, label it with a code, and search for items later.

Subscription · Inventory and stock · Individuals and families

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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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Make a feedback form, print a branded QR code for it, and read customer responses and sentiment on a dashboard.

Since 2024

Free plan · Forms and surveys

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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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Make chart images from a single URL to embed in emails, PDFs and reports, through the API or no-code tools.

Free plan · Developer tools

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A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

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Makes static and editable QR codes and barcodes with branding, scan stats and a link shortener for businesses.

Marketing and social

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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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Make editable QR codes for links, files, Wi-Fi and media, and see how often each one gets scanned.

Since 2025

Marketing and social

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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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WordPress plugin that lets affiliate marketers shorten, brand, track and auto insert their affiliate links.

Marketing and social · Creators and writers

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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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Scan, design and save QR codes and barcodes on Apple devices, with reusable styles, widgets and a Safari extension.

Free · Design and images

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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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Create branded short links and QR codes, track clicks and route visitors by device or country, for marketing teams.

Since 2026

Free plan · Marketing and social

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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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An iPhone app with a coding agent that builds websites, scripts and Swift apps using free ad-funded AI models.

Since 2026

Free · Developer tools · Individuals and families

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Stores the reasoning from AI coding chats with each git commit and posts it to pull requests for team review.

Since 2026

Free plan · 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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Short links on your own domain with country, device and referrer stats kept for good, plus an API and MCP server.

Free plan · Website analytics

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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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Guests at a wedding or party scan a QR code to upload and view photos in a shared, moderated gallery you host.

Free · Design and images · Individuals and families

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Turns a list or spreadsheet of links into many styled QR codes at once, all inside your browser.

Since 2025

Free · Design and images

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iPhone and iPad app for designing business cards from templates with your logo and a QR code, ready to print or send digitally.

Design and images

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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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Browser tool for software teams to resolve git merge conflicts, run a merge queue and manage CODEOWNERS rules.

Since 2026

Free plan · Developer tools · Developers

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A WordPress plugin that makes branded short links on your own domain and tracks clicks, redirects and conversions.

Free plan · Marketing and social · Online sellers