No moat. Still in business.

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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 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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Run MATLAB-style code with automatic GPU speedups and live 3D plots, in the browser, on desktop or from the command line.

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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Free open source desktop tool that plots millions of table rows visually so analysts can spot outliers and odd patterns.

Since 2024

Free · Data and spreadsheets

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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 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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Describe a task in a sentence and get an automation workflow you can preview, cost out and approve before it runs.

Since 2025

Subscription · Automation and integrations

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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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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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Turns prompts into editable Python for mesh modelling, simulation setup and 3D printing, with shareable 3D results.

Since 2025

Free plan · Design and images · Manufacturing

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A support inbox where an AI agent drafts ticket replies and updates customer records, set up for Shopify stores.

Since 2026

Free trial · CRM and sales · Online sellers

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

Since 2024

Free trial · Customer support · Software companies

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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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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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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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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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Snap a photo of highlighted book passages and Raven turns them into tagged, searchable notes with summaries.

Since 2024

Notes and knowledge · Individuals and families

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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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A help centre that spots product changes and drafts article updates for your support team to approve.

Since 2026

Free plan · Customer support · 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 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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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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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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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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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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Save videos, articles and PDFs, then ask questions in plain English to pull out what they said.

Since 2025

Subscription · 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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Builds charts and business dashboards from your data when you describe them in plain English, so you skip writing SQL.

Since 2025

Subscription · Data and spreadsheets

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

Free · Customer support

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Helpdesk plugin that runs support tickets inside WordPress, with an AI bot that answers from your own pages first.

Free plan · Customer support

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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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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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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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An open-source wiki where organisations keep and structure team knowledge, hosted or on their own servers.

Free plan · Notes and knowledge

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Reads your code repository and builds reviewed documentation for your team, customers and coding agents over MCP.

Since 2025

Free trial · Developer tools · 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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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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Embedded engineers draw control logic as block diagrams, simulate and test it, then export C or Python code for their hardware.

Since 2026

Developer tools · Developers

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A support email inbox for founders and small teams that summarises, tags and drafts replies from your own docs.

Since 2026

Subscription · Customer support · Freelancers

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

Since 2025

Free plan · Customer support

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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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Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.

Free plan · Website builders

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Upload a CSV, pick columns and a chart type, and download a bar, line, scatter or pie chart. Aimed at students and researchers.

Since 2026

Free · Data and spreadsheets · Individuals and families