No moat. Still in business.

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An API that returns live flight prices and airline booking links for developers building travel search or price alerts.

Since 2015

Free plan · Developer tools · Developers

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Library of recorded iOS app screens, onboarding and paywalls that app teams and their AI agents can search.

Since 2018

Design and images · Developers

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Builds automated workflows and AI agents that connect hundreds of apps, as a hosted service or on your own servers.

Free plan · Automation and integrations

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Upload an HTML page, folder, Markdown file or PDF and get a public HTTPS link in seconds, handy for AI-made pages.

Free plan · Website builders · Individuals and families

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Gives static website forms a hosted endpoint that stores submissions, filters spam and sends alerts to email, Slack or Discord.

Forms and surveys · Developers

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Logs errors from .NET and JavaScript apps, checks site uptime and scheduled jobs, and notifies your team in chat or email.

Free trial · Uptime and monitoring · Developers

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Send documents out for e-signature and pay only for the ones that get signed, with three free each month.

Since 2024

Free plan · Documents and e-signature

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Checks single addresses or whole lists for syntax, mail server and mailbox problems, by upload or API, with an email finder too.

Free plan · Email marketing

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Lets software teams add guided tours, setup checklists, NPS surveys and banners inside their app, self-hosted or hosted.

Customer support · Software companies

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Website analytics that stores no personal data so no consent banner is needed, with carbon estimates and AI agent access.

Free plan · Website analytics

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API that fetches Google results and answers from ChatGPT, Gemini and others as clean data, for SEO tracking.

Since 2025

Subscription · SEO · Agencies

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Lets security teams check IP addresses against honeypot data and pull attacker feeds into their SIEM or AI assistant.

Since 2026

Free plan · Security and passwords · Developers

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APIs and an MCP server that fetch link previews, page metadata, screenshots and clean Markdown from any URL.

Since 2014

Free plan · Developer tools · Developers

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Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.

Since 2021

Developer tools · Developers

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Data API for developers and analysts covering decades of company financials, ratios, earnings call transcripts and share prices.

Free plan · Developer tools · Developers

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Publishes static sites by drag and drop or through an AI agent, with custom domains, HTTPS and one-click version restore.

Free plan · Website builders · Individuals and families

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A WordPress plugin that exposes your site to AI assistants over MCP so they can edit and maintain it, for agencies and freelancers.

Free plan · Website builders · Agencies

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A content management system that stores pages as plain files, not a database, with a page builder for designers running small sites.

Free · Website builders · Agencies

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A Windows app for programmers to inspect crash dumps and live processes, with an MCP link to AI tools.

Since 2026

Free · Developer tools · Developers

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Gives coding agents a version-aware search index of open-source code, docs and package data through an API and MCP server.

Since 2025

Developer tools · Developers

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Links your fitness wearables to Claude so athletes can ask plain questions about their training and health data.

Since 2026

Free plan · Health and habits · Individuals and families

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Links your bank accounts so you can ask Claude, ChatGPT or other AI tools about your spending and balances.

Since 2026

Subscription · Money and budgeting · Individuals and families

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Build short interactive courses from your documents or videos with AI, then share or sell them to learners and staff.

Since 2025

Free plan · Courses and learning · Creators and writers

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Connects AI coding assistants to a WordPress site so they can build and edit native Divi 5 pages you keep editing visually.

Free plan · Website builders · Agencies

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Lets coding agents and CI jobs upload screenshots and reports and post them in one updating comment on a GitHub pull request.

Since 2026

Free plan · Developer tools · Developers

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Lets ChatGPT, Claude and other AI chat apps read files and run commands on your own machine or server.

Since 2025

Free plan · Developer tools · Individuals and families

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A hosted MCP server and REST API that gives Claude, ChatGPT or Cursor your Search Console data, SERPs and keyword volumes.

Since 2026

Free plan · SEO

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Shows where GitHub Actions minutes and money go by repo, workflow and step, and flags slow or failing runs to fix.

Since 2025

Free plan · Uptime and monitoring · Developers

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Crawls a website and gives AI agents an MCP endpoint, llms.txt and cited answers, plus stats on agent visits.

Since 2026

Free plan · SEO

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Track your wine bottles, where they are stored, when to open them and your tasting notes, on your own server.

Free · Inventory and stock · Individuals and families

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Lets agents model the cost, latency, error rates and resilience of infrastructure changes on AWS, GCP, Azure and others before deploying.

Since 2026

Developer tools · Developers

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Paste a website address to get its colour palette, or call an API for a site's logo, colours and fonts.

Since 2025

Free plan · Design and images · Developers

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Turns PDFs, Office files, scans and web pages into clean Markdown for use with AI chat tools, via web, API or MCP.

Since 2025

Free plan · Documents and e-signature

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Lets Claude or other AI agents audit, launch and adjust Meta ad campaigns for marketers and agencies.

Since 2026

Free plan · Marketing and social

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Cookie-free website analytics for people running many small sites, installable by an AI coding agent through MCP.

Free plan · Website analytics · Creators and writers

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Finds keywords, writes articles and publishes them to your site on a schedule, with backlink swaps, for sites wanting search traffic.

Subscription · SEO · Online sellers

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Lets AI assistants and developers grab clean web page screenshots from 227 countries through MCP, a CLI or a REST API.

Free plan · Developer tools · Agencies

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Team members record their knowledge once and an MCP server passes it to ChatGPT, Copilot, Cursor and Claude Code as shared context.

Since 2026

Subscription · Developer tools · Developers

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Shared SQL editor for data teams that stores common queries and sends scheduled results to Google Sheets or Slack.

Since 2026

Free trial · Developer tools · Developers

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A kanban board that shows what each AI coding agent is doing and alerts you when one needs your input.

Since 2026

Free plan · Projects and tasks · Developers

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Lets your AI assistant read and edit Ghost, WordPress, Shopify or Webflow content, with previews and undo for each publish.

Since 2026

Free plan · Website builders · Agencies

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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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Tracks how a website shows up in Google and in AI chatbot answers, compares it with rivals and lists what to fix next.

Since 2026

Subscription · SEO

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WordPress plugin that lets Claude, Cursor and other MCP clients create posts, edit SEO and manage site content.

Free · Automation and integrations

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A hosted API that stores facts from conversations and returns only the relevant ones, giving AI agents long-term memory.

Since 2026

Free plan · Developer tools · Developers

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Keeps API specs, mock servers, tests and published docs in step from a single spec, for software teams.

Since 2026

Free plan · Developer tools · Developers

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One MCP server that gives AI agents hundreds of sourced data streams like weather, markets and releases, with full history.

Since 2026

Developer tools · Developers

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API and MCP server that turns your data into branded PDFs such as invoices, contracts and offer letters.

Since 2026

Free plan · Documents and e-signature

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An API and MCP server with hundreds of exact math, text and conversion tools so AI agents stop guessing.

Since 2026

Free plan · Developer tools · Developers

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A hosted backend for HTML contact forms that checks for spam, saves entries to an inbox and emails you within seconds.

Free plan · Forms and surveys · Developers

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API that searches nine free stock photo sites by meaning with a single key; all images can be used without crediting anyone.

Free plan · Design and images · Creators and writers

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Puts a folder of static files online with one command or through an AI agent, with built-in form collection.

Website builders · Individuals and families

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A shared board of links, notes and briefs that teammates and AI chat tools can all read as project context.

Since 2026

Free plan · Notes and knowledge · Developers

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Shared memory store that saves facts from one AI tool and recalls them in others like Claude, ChatGPT and Cursor.

Since 2026

Free · Developer tools · Developers

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An API and MCP server that lets AI agents send contracts and collect two-party signatures by email.

Since 2026

Free plan · Documents and e-signature · Developers

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Gives AI agents email inboxes of their own to get mail, reply and keep files, with spam filtering, via API, MCP or CLI.

Free plan · Developer tools · Developers

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One API key and MCP server that gives AI agents search, social and app store data, billed per call with no subscription.

Since 2026

Pay as you go · Marketing and social · Agencies

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Desktop SQL client for Postgres, MySQL and SQLite with notebooks, a query builder and access for AI agents.

Free · Developer tools · Developers

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Collects traces, logs, metrics and session replays from OpenTelemetry for $39 a month, with EU hosting or self-hosting.

Subscription · Uptime and monitoring · 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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An API and dashboard that schedules posts, answers comments and shows stats across ten social networks, for developers and creators.

Since 2026

Free trial · Marketing and social · Creators and writers

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An MCP service that feeds coding agents like Claude Code and Cursor the right docs and code context while using fewer tokens.

Since 2025

Developer tools · Developers

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Fills templates with data to produce PDFs, images and validated ZUGFeRD electronic invoices, from code, AI agents or no code tools.

Free plan · Invoicing and billing · Developers

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Generates and hosts small business websites you can edit through Claude or ChatGPT, sold once for freelancers and agencies.

Since 2025

One-off payment · Website builders · Agencies

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Gives each pull request a throwaway copy of production with masked data so teams and agents can test migrations and load first.

Since 2026

Developer tools · Developers

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Meters usage, tracks costs per customer and bills users with credits or usage pricing, for teams building AI apps.

Since 2026

Pay as you go · Invoicing and billing · Developers

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Schedules timed tasks, watches that your jobs and sites stay up, and checks email addresses, for apps on serverless hosts and AI agents.

Since 2026

Free plan · Uptime and monitoring · Developers

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Copies chosen Jira projects and Confluence spaces into a local SQLite file so you can search offline and run SQL on your backlog.

Developer tools · Developers

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Swap github.com for its domain to get a remote MCP server that lets AI coding assistants read a repo's docs and code.

Since 2025

Free · Developer tools · Developers

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Catches missed cron runs, stalled background jobs and site downtime through heartbeat pings, with public status pages.

Free plan · Uptime and monitoring · Developers

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Turns an OpenAPI file into hosted API docs, client SDKs and an MCP server for software companies.

Developer tools · Developers

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Mac and Windows app that sets up local web stacks, databases, domains and SSL, and lets coding agents run them over MCP.

Since 2025

Free plan · Developer tools · Developers

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Self-hosted code search that lets teams and AI agents search, navigate and ask questions across all their repositories.

Since 2025

Subscription · Developer tools · Developers

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Stores your preferences and notes once so any AI tool or agent can load them, with you approving each change.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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Logs hours against clients and projects, then turns them into invoices with payment reminders, for freelancers and small teams.

Since 2026

Subscription · Invoicing and billing · Agencies

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Creates secured REST APIs from existing databases so apps and AI tools can read data without direct database access.

Developer tools · Developers

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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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Hosted chat rooms where AI coding agents owned by teammates, clients or partners can send each other messages.

Since 2026

Developer tools · Developers

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Gives each AI agent purchase its own single-use virtual card, with spending limits and approval rules you set.

Since 2026

Subscription · Payments and checkout · Individuals and families

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Throwaway test inboxes that pull out one-time codes and magic links, so developers can test login emails in CI.

Since 2026

Free plan · Developer tools · Developers

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Hosting that lets a coding agent, a ZIP upload or a REST call put a project online at an HTTPS address.

Since 2026

Free plan · Developer tools · Developers

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A desktop browser that lets AI assistants click, fill forms and browse websites while you watch and step in.

Since 2026

Free plan · Developer tools · Individuals and families

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Free plugin that lets Claude, ChatGPT and other AI apps edit and run a WordPress site, with every change logged and reversible.

Free · Website builders

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Deploys and runs code written by AI coding agents, including apps, APIs, databases and agents, from inside your editor.

Since 2025

Free plan · Developer tools · Developers

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A WooCommerce plugin that lists your products on one page so you can filter and bulk edit prices, stock and other fields.

Free plan · Online shops · Online sellers

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Build animated slides and hero sections visually, then export them as code, video, PDF or an embed.

Since 2025

Subscription · Design and images · Agencies

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An API that lets AI agents search the web and licensed data sources and get cited answers and charts back.

Since 2025

Developer tools · Developers

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Tracks errors in your web apps and passes stack traces to AI coding agents over MCP so developers can fix them faster.

Since 2026

Free plan · Uptime and monitoring · Developers

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Persistent cloud virtual machines with up to 60 vCPUs and optional GPUs, which coding agents drive via CLI or MCP, charged per minute.

Since 2026

Pay as you go · Developer tools · Developers

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Rents short-lived cloud Macs with Xcode to AI coding agents so developers can build and ship iOS apps without owning a Mac.

Since 2026

Pay as you go · Developer tools · Developers

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Lets AI agents send, receive and reply to email in threads over an API or MCP, with usage limits and approvals.

Free plan · Transactional email · Developers

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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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Turns a document into a deck of concepts ordered by what to learn first, usable on the web or through an MCP server.

Since 2026

Free plan · Courses and learning · Individuals and families

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Gives AI agents their own email address through an API or MCP server so they can send, read and reply to mail.

Since 2026

Free plan · Transactional email · Developers

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Run FFmpeg commands in the cloud through an API to convert, trim, caption and watermark video without installing anything.

Since 2025

Free plan · Video and audio · Developers

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An API that hides a unique watermark in each image, PDF or video you send out so you can trace which copy leaked.

Since 2026

Security and passwords · Creators and writers