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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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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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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Mac screenshot and screen recording tool with a cloud space where teams and clients store, comment on and share captures.

Design and images · Agencies

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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 API that renders HTML and saved templates into PDFs and screenshots, for developers who need documents from their apps.

Pay as you go · Documents and e-signature · Developers

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Collects traces, metrics and logs through OpenTelemetry for engineering teams, hosted or on your own servers.

Since 2022

Free trial · Uptime and monitoring · Developers

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Tracks staff work hours and computer activity with timesheets, screenshots and reports for remote and office teams.

Free trial · Time tracking · Agencies

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Mac app for screen captures and recordings that automatically adds zoom on clicks, captions and your webcam to videos.

Free · Video and audio · Creators and writers

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Drag files onto this Mac menu bar app to store them in a Cloudflare R2 bucket you own and copy a share page link, with no subscription.

Since 2026

Free · Something else · Individuals and families

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A feedback widget that grabs screenshots, DOM and console logs from users so your coding agent can fix the issue.

Since 2026

Free plan · Customer support · 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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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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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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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 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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Free open-source Mac app for screenshots and screen recordings, with markup, OCR and a GIF editor.

Free · Design and images · Individuals and families

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A small Mac app for taking, marking up and measuring screenshots, with text recognition, built for designers and developers.

Free plan · 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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Screenshot tool for desktop users that lets you capture an area, mark it up with arrows, blur or text, and save it.

Free · Design and images

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Turn screenshots into framed, styled images and mockups for social posts, app stores and marketing.

Since 2022

Free plan · Design and images · Agencies

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

Since 2024

Developer tools · Developers

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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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Mac app that captures stills and video of your Mac, iPhone or iPad screen, then lets you mark up and add backgrounds before sharing.

One-off payment · Design and images · 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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Lets teams building AI agents run simulations, evaluate outputs and trace failures in production.

Free plan · 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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Mac screenshot tool that adds backgrounds, hides private details and pulls out text, for people sharing screenshots online.

Since 2024

Free · Design and images · Creators and writers

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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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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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Tracks cost, calls and errors in AI apps and agents through OpenTelemetry, either self-hosted or on their managed cloud.

Since 2026

Subscription · Uptime and monitoring · Developers

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A browser extension that takes full-page or region screenshots, lets you annotate them, and saves image or PDF locally.

Since 2026

Free · Design and images

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An observability backend on ClickHouse that takes logs, metrics, traces and profiles and lets teams query them in Grafana.

Free plan · Uptime and monitoring · Developers

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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 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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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 image hosting app where teams upload and share pictures with passwords, expiry dates and an API.

Free · Design and images · Creators and writers

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A Mac app that captures full resolution screenshots from a connected iPhone or Android phone with one shortcut, saved locally.

Design and images · 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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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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Mac screenshot app for scrolling and window captures, quick markup, text recognition and pinning images on screen.

Design and images · Individuals and families

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Mac app for taking, annotating and sharing screenshots and screen recordings, with cloud links.

Design and images · Individuals and families

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Monitors AI agents and LLM apps running live for engineering teams, works out why they break and proposes prompt fixes.

Since 2026

Free · Uptime and monitoring · Developers

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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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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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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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Tracing and anomaly alerts for AI agent pipelines, so developers catch failures they were not watching for.

Since 2026

Free plan · Uptime and monitoring · Developers