No moat. Still in business.

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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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Builder for conversational forms and surveys with logic, offered in the cloud or as a WordPress plugin.

Since 2018

Free plan · Forms and surveys

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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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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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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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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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Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.

Uptime and monitoring · Developers

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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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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 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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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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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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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 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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Build online forms and surveys with conditional logic, payments, PDF generation and offline filling, with a free plan.

Free plan · Forms and surveys

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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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Describe a form in plain text and get questions, logic and design drafted for you, then edit it, free with unlimited responses.

Since 2024

Free plan · Forms and surveys

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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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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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Build step-by-step forms for surveys, leads and quizzes, with logic, webhooks and unlimited responses on the free plan.

Free plan · Forms and surveys

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Open-source form builder for surveys, quizzes and lead capture with conditional logic, hosted or on your own server.

Since 2024

Free plan · Forms and surveys

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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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Drag and drop builder for contact, survey, registration and payment forms, with a free plan without response caps.

Free plan · Forms and surveys

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A web workspace where analysts write SQL over market prices, macro series and SEC filings, then chart the results without Python.

Since 2026

Subscription · Data and spreadsheets

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Drag and drop form builder for WordPress sites, with calculations, email alerts and paid add-ons for payments and CRMs.

Free plan · Forms and surveys

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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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A free WordPress plugin adding dozens of Gutenberg blocks and patterns for layouts, animations, tabs and simple forms.

Free · Website builders

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WordPress form builder for contact forms, surveys, quizzes and calculators, with entries shown as listings or directories.

Free plan · Forms and surveys

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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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Build styled forms and surveys by describing them or editing on a grid, with free unlimited responses.

Since 2026

Free plan · Forms and surveys

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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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Builds WordPress forms in the block editor, Elementor or Bricks, including multi-step, calculator, payment and login forms.

Forms and surveys

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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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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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WordPress plugin for building contact forms, surveys and registrations and managing the replies inside your site.

Forms and surveys

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Build order, booking or feedback forms whose answers reach your WhatsApp number from the customer's own account.

Free plan · Forms and surveys

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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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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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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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Persian-language online form and quiz builder with calculations, payments, SMS alerts and reports.

Free plan · Forms and surveys

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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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Builds forms and quizzes from a prompt, PDF or pasted text, with scoring, logic, payments and embeds for businesses.

Forms and surveys

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

Subscription · Website builders · Individuals and families

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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