No moat. Still in business.

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A shared POSIX file system for Linux and Mac servers that stores its data in S3 or other object storage, with no storage cluster to run.

Since 2015

Subscription · Developer tools · Developers

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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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Runs browser and API checks against your app from many regions and alerts you when they fail, set up as code.

Since 2021

Free plan · Uptime and monitoring · Developers

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Free desktop app that backs up your encrypted files onto friends' computers while you store theirs in return.

Since 2021

Free · Security and passwords · 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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Tracks stocks, crypto, property and private investments across brokers, with returns analysis and data encrypted on your device.

Since 2024

Free plan · Money and budgeting · 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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Copy text, links or files on one device and paste them on another, with end to end encryption.

Since 2025

Free plan · Focus and productivity · Individuals and families

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Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.

Since 2025

Free plan · Design and images · Developers

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A WordPress plugin for publishing help docs and FAQs, with an AI chatbot and search that answer customer questions.

Customer support

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A desktop app on top of rclone to browse, sync, mount, encrypt and back up files across 70 plus cloud storage services.

Since 2025

Free plan · Something else

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Send large files and secrets through encrypted links that expire, carry passwords and show when the recipient downloads them.

Since 2025

Subscription · Documents and e-signature

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Sends alerts to on-call staff, handles their rotas and runs status pages so tech teams can respond to outages quickly.

Since 2020

Free trial · Uptime and monitoring · Developers

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Sets up and manages your web servers and handles site deployments, with extra help for Laravel apps.

Subscription · Developer tools · Agencies

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Monitors websites, servers, cron jobs, DNS records and SSL certificates, with alerts and public status pages.

Since 2024

Free plan · Uptime and monitoring · Developers

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Hosted status pages with built-in uptime checks, so you can keep customers informed during outages and cut support tickets.

Free plan · Uptime and monitoring · Software companies

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Monitors website uptime from several countries, tries automatic recovery, and calls or texts you if the problem stays.

Subscription · Uptime and monitoring

0

Gathers status updates from thousands of cloud services you depend on, warns you about outages and shows them on one page.

Uptime and monitoring · Software companies

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Checks your websites, SSL certificates, DNS and domains every 30 seconds and alerts you when something breaks or expires.

Free plan · Uptime and monitoring · Agencies

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A free status page you host yourself to tell customers about outages, incidents and planned maintenance.

Free · Uptime and monitoring · Software companies

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Alerts you when a cron job misses its ping or a site, certificate or domain has a problem, with status pages included.

Free plan · Uptime and monitoring · Agencies

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Backs up files on Windows PCs and Macs as encrypted, versioned copies to a cloud account or disk that you own.

Free trial · Security and passwords · Individuals and families

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Free self-hosted wiki that lets a team organise its documentation into shelves, books and pages.

Since 2022

Free · Notes and knowledge

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Stores encrypted passwords, crypto keys and instructions and releases them to your chosen people if you stop checking in.

Since 2024

Free plan · Security and passwords · Individuals and families

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Watches the status pages of thousands of outside services and alerts you when the ones you depend on go down.

Since 2024

Free plan · Uptime and monitoring · Developers

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Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.

Since 2024

Free plan · Uptime and monitoring · Online sellers

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Checks websites, APIs and cron jobs every 30 seconds and confirms an outage before alerting your team.

Subscription · Uptime and monitoring · Developers

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Monitors websites and Linux servers, sends alerts by email, SMS or call, and hosts branded status pages on your domain.

Free plan · Uptime and monitoring · Developers

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Open-source shared editor and headless CMS for writing technical docs, dev blogs and knowledge bases, with Git sync.

Notes and knowledge · Developers

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Tells developers when scheduled jobs, agents, websites or APIs fail or run late, and hosts status pages for customers.

Free plan · Uptime and monitoring · Developers

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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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Self-hosted notes and checklists app that keeps everything as Markdown files on your server, with kanban boards.

Free · Notes and knowledge · Individuals and families

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Scans a company's code repositories and builds architecture docs you can drill into, from whole systems down to services.

Since 2026

Developer tools · Software companies

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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 Mac clipboard history app with a Touch ID lock, encrypted history, text grabbing from images and reusable snippets.

One-off payment · Security and passwords · Individuals and families

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Keeps environment variables and secrets for all your projects encrypted in one place and loads them from the terminal.

Since 2026

Subscription · Security and passwords · Developers

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Checks your websites, APIs and ports and messages you on WhatsApp after repeated failures, with status pages and SSL checks.

Free plan · Uptime and monitoring · Developers

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Open-source wiki software you host yourself so a team can write and share its internal documentation.

Free · Notes and knowledge

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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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Runs incidents from alert to postmortem for engineering teams, with on-call rotas, escalations and status pages included.

Free plan · Uptime and monitoring · Developers

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Saves what you work out in AI chats as searchable documents that Claude, ChatGPT, Cursor and other MCP tools can read later.

Since 2026

Free plan · Notes and knowledge · Developers

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Sends passwords, keys or files through encrypted links that delete themselves after being opened or after a set time.

Free · Security and passwords

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Encrypted budgeting app for individuals that sorts money into pockets and warns which day a balance will go negative.

Since 2026

One-off payment · Money and budgeting · 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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Open source uptime checks, alerts and public status pages that you or an AI agent can manage, with no charge per monitor.

Free plan · Uptime and monitoring · Developers

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Uptime checks for sites, APIs, databases and queues you run on your own server, with alerts and public status pages.

Free · Uptime and monitoring · Developers

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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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Open-source monitoring you host yourself for websites, servers, containers and SSL, with status pages and alerts.

Free · Uptime and monitoring · Developers