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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A fast shared wiki where teams keep documents, notes and project boards together.

Since 2016

Projects and tasks

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A company wiki where teams write, organise and search shared docs and policies, with search across linked tools.

Since 2020

Free plan · Notes and knowledge

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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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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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A free knowledge base you run on your own server to publish help articles sorted into nested categories.

Free · Customer support

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Log every flight you take on your own server, see routes on a world map and get travel stats.

Free · Travel · Individuals and families

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Self hosted tool for people who want their European bank transactions copied into Airtable, Google Sheets, Notion, Actual Budget or CSV.

Since 2026

One-off payment · Automation and integrations · Individuals and families

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Self-hosted time tracker for teams that turns logged hours into PDF invoices, with roles, reports and audit trails.

Free · Invoicing and billing · Agencies

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A self-hosted forum with a shared library for clubs and communities who want discussions and know-how to stay findable.

Free · Communities and memberships

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Mac app for checking and managing Linux servers: stats, services, Docker, files and cron jobs through a visual interface.

Since 2025

Free plan · 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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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 wiki for SOPs, manuals and FAQs that sits in Microsoft Teams and answers staff questions from your own pages.

Since 2020

Subscription · Notes and knowledge

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Shared space where teams write docs and move the same pages across boards to track project status.

Free plan · Projects and tasks

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Saves videos, podcasts, PDFs and articles, summarises them, and lets you search and chat across what you saved.

Since 2022

Free plan · 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 free markdown notes app you run on your own server, with wikilinks, a graph view, diagrams, math and an MCP link for AI tools.

Free · Notes and knowledge · Individuals and families

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Searches your company's Slack, Drive, GitHub and other tools by permission and answers questions with links to the source.

Notes and knowledge

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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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A light Mac app that runs Docker containers, Kubernetes and Linux machines as a Docker Desktop replacement.

Since 2023

Developer tools · Developers

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Push a Docker image and get a public HTTPS link, so developers can share demos, bots and side projects quickly.

Free plan · Developer tools · Developers

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Help desk for SaaS companies with a shared inbox, knowledge base, AI replies and an in-app support widget.

Since 2024

Free plan · Customer support · Software companies

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A Docker app with a web interface for setting up Nginx reverse proxies and auto-renewing SSL certificates.

Free · Developer tools · Individuals and families

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Tool for running a home server that installs and updates hundreds of self-hosted apps from a dashboard.

Free · Developer tools · Individuals and families

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A shared knowledge base for teams that flags stale docs and keeps company answers current for people and AI agents.

Since 2025

Free plan · Notes and knowledge

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Dashboard for setting up and managing WordPress servers on cloud providers, aimed at agencies and developers.

Free plan · Website builders · Agencies

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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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Connect a Git repo and every push gets built and served as a live app with its own HTTPS address, for developers.

Free plan · Developer tools · Developers

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Q&A site and knowledge base that teams can host themselves to collect answers to common questions.

Free · Customer support

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Keeps documentation in GitHub repos in step with the code and shares that context with teammates and AI coding agents.

Since 2026

Free plan · Developer tools · Developers

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Adds AI answers, tooltips and a help widget to your app, drawn from your help docs, to cut support tickets.

Free trial · Customer support · Software companies

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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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A Slack assistant that learns your company policies and answers staff questions, and helps onboard new hires.

Since 2026

Notes and knowledge

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A WordPress helpdesk plugin with support tickets, a knowledge base, a chatbot and AI help drafting replies.

Free plan · Customer support

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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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A WordPress plugin that marks glossary terms in posts and shows their definitions in a hover tooltip.

One-off payment · Website builders · Creators and writers

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Website live chat and chatbot trained on your own content, also answering on WhatsApp, Instagram and Messenger.

Free plan · Customer support

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Collect links, screenshots, notes and files on a visual board, connect them with tags, and ask AI questions about them.

Since 2025

Free plan · Notes and knowledge · Individuals and families

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WordPress plugin for building a help center knowledge base, using AI to draft docs and answer visitor questions.

Free plan · Customer support · Software companies

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Build a chat agent from your own docs and FAQs, test it, then put it on your site or WhatsApp to answer customers.

Free plan · Customer support

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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 hosted wiki that Claude, ChatGPT, Cursor and other AI agents share through MCP, so people can see and edit what the agents know.

Free plan · Developer tools · Developers

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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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Help desk that gathers email, chat, voice and social messages into one ticket queue, in the cloud or on your own servers.

Customer support

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Self-hosted docs and wiki software with templates, approval steps and read analytics for company know-how.

Free plan · Notes and knowledge

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WordPress plugin for writing and organising product docs, wikis and help centres, with search and an AI chatbot.

Free plan · Customer support

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

Free · Notes and knowledge