No moat. Still in business.

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An API that turns addresses into coordinates and back, pulls places out of text, and serves maps for app builders.

Since 2012

Free plan · Developer tools · 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 hosted API for product teams to send app notifications over email, SMS, push, chat and an in app inbox.

Since 2020

Free plan · Transactional email · 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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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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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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Runs regular speed tests on your connection and keeps a history so you can check your ISP delivers what it promised.

Free · Uptime and monitoring · Individuals and families

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Checks and autofills customer addresses in checkouts and forms, using UK postcode data and a lookup API.

Free trial · Online shops · Shops and retail

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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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Plans delivery and service routes from a spreadsheet of stops, handling time windows, vehicle capacity and shifts.

Since 2024

Free plan · Jobs and field service · Trades and home services

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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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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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Map tiles, geocoding, search and routing APIs for developers who want location features without user tracking.

Since 2018

Free plan · Developer tools · Developers

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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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Keeps pull request discussions in sync across GitHub, Slack and VS Code so dev teams and AI agents review code faster.

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.

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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A forward and reverse geocoding API built on open data, with flat monthly or one-time plans for developers.

One-off payment · Developer tools · Developers

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One API and dashboard for sending product notifications by email, SMS, push, Slack and in-app inbox.

Since 2022

Subscription · Transactional email · Developers

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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 forward and reverse geocoding API with 2,500 free requests a day, offered as a cheaper option than Google geocoding.

Free plan · Developer tools · Developers

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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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Location APIs for developers covering map tiles, address lookup, route planning and place search, based on open data.

Developer tools · 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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Mac app that gathers questions from your terminal coding agents into one inbox so you can answer by key or voice.

Since 2026

Free · Developer tools · Developers

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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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Hosted directions, distance matrix and route optimisation APIs built on open engines, billed at a fixed monthly rate.

Since 2026

Free plan · Developer tools · Developers

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Gives AI coding agents a way to phone you when they are stuck on a choice, and turns what you say back into text for them.

Since 2026

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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Geocoding, map tile and routing APIs for developers who want a cheaper option than Google Maps for their sites and apps.

Free plan · Developer tools · Developers

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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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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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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 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