No moat. Still in business.

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Issue tracking and project planning for software teams, with boards, sprints, roadmaps and AI agent handoffs.

Since 2016

Free plan · Projects and tasks · Developers

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Draw electronic schematics and run analog and digital circuit simulations in the browser, with no install needed.

Since 2012

Design and images · Schools and tutors

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Build business processes from AI agents, approval tasks, forms and tables without code, with people reviewing key steps.

Since 2021

Automation and integrations

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No-code builder for chatbots and AI agents on websites and WhatsApp that qualify leads and answer customers.

Since 2017

CRM and sales

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Authorization service that lets engineering teams define access policies in one place and check permissions for users and AI agents.

Security and passwords · Developers

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Shared Markdown notes and docs that a team and its AI agents can write and edit together in real time.

Free plan · Notes and knowledge · Developers

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Gives AI assistants and agents authenticated access to over 1,500 apps so they can take actions, with a managed MCP gateway.

Pay as you go · Developer tools · Developers

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Build AI chat agents for support or sales and run them on your website, Slack, WhatsApp and other channels.

Subscription · Customer support

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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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One API and an in-app inbox component that let software teams send notifications by email, SMS, push, chat and in-app.

Transactional email · Developers

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AI agents use your live web app like a real user, following set flows or exploring, and email you when something breaks.

Since 2026

Free plan · Uptime and monitoring · Developers

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Publish Markdown or HTML documents and collect versioned comments from colleagues and AI agents before signing them off.

Since 2026

Documents and e-signature · 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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Lets a team describe a job in plain words and get an AI agent that uses its tools to handle routine admin.

Since 2024

Free plan · Automation and integrations

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Saves every prompt, session and tool call from your coding agents in one place so teams can search and share them.

Developer tools · Developers

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Runs background jobs, workflows and AI agent steps with retries and step logs, as an open source SDK and hosted cloud.

Since 2023

Free plan · Developer tools · Developers

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Detects AI agents logging into your SaaS app, masks private fields and asks the account owner before exports or payments.

Free trial · Security and passwords · Software companies

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Project board that shows every project as a column, with notes, Gantt charts and AI agent helpers for teams.

Since 2024

Free plan · Projects and tasks

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Secrets manager that lets dev teams and AI agents store, sync and deploy app keys and env variables across environments.

Security and passwords · Developers

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An API and SDKs that pull structured data from web pages using plain-language queries, for developers building AI agents.

Since 2024

Free plan · Developer tools · Developers

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Builds and runs automated tests for Salesforce and other enterprise web apps from plain language, with no code.

Since 2024

Free trial · Developer tools · Software companies

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Hosted isolated sandboxes where AI agents can run code safely, with snapshots, Git hosting and orchestration.

Since 2024

Free plan · Developer tools · Developers

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Hosted service that runs your MCP servers behind a single URL, holds credentials and logs each tool call per client.

Since 2023

Free plan · Developer tools · Developers

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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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An API that pulls structured data out of web pages using AI, aimed at developers and AI agent builders.

Since 2024

Free plan · Developer tools · Developers

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AI agents that run browser tasks like logging into portals, filling forms and pulling out data, without fragile scripts.

Since 2024

Subscription · Developer tools

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AI agents play through your game or app on real phones and PCs to find bugs and run QA tasks.

Since 2024

Developer tools · Developers

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Gives AI agents a US or Canadian phone number for calls and SMS, usable over MCP, REST or an agent skill.

Since 2026

Free plan · Developer tools · Developers

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Traces AI agent runs, scores them against your own rules and test cases, and gives a shareable report link.

Since 2026

Free plan · Developer tools · Developers

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Describe a business workflow in plain words and get an AI agent design with roles, tools and handoffs to export.

Free plan · Automation and integrations

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An iPhone and desktop app that lets developers run and follow AI coding sessions on their own computer from anywhere.

Since 2026

Developer tools · Developers

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Create AI agents from a system prompt, test them with simulated users, then publish a chat app or API without a backend.

Since 2026

Developer tools · Developers

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Gives AI coding agents and developers isolated full-stack environments on your own Kubernetes setup to test code against real services.

Since 2025

Free plan · Developer tools · Developers

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A free Mac app that puts all your Claude Code, Codex and Kiro sessions in one window so you can see which need a reply.

Since 2026

Free · Developer tools · Developers

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Open-source project boards where AI agents plan sprints and take on tasks next to human teammates.

Free · Projects and tasks · Developers

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Rent GPUs by the minute or call open models through an OpenAI-compatible API, for AI teams and their agents.

Since 2025

Pay as you go · Developer tools · Developers

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Replaces private data with tokens that can be restored while AI agents run, so outside models never see it, and keeps a signed record.

Since 2026

Security and passwords · Agencies

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An API that sets up an AI agent with its own email inbox, secret vault, calendar, signed identity and USDC wallet.

Since 2026

Developer tools · Developers

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Build business workflows by describing them in chat, with AI agents doing the steps and staff approving key ones.

Since 2026

Free plan · Automation and integrations

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A small Mac menu bar app that keeps your machine awake, lid closed or not, so long AI agent jobs keep running.

Since 2026

One-off payment · Developer tools · Developers

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An identity-aware proxy that guards private apps and services so staff and AI agents can reach them without a VPN.

Free plan · Security and passwords · Developers

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Write and version AI prompts, chain them into workflows and agents, test them on datasets and run them through an API.

Since 2026

Free plan · Developer tools · Developers

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Hosting that runs your apps from a git push or an AI agent request, with managed Postgres, Redis, domains and logs.

Since 2026

Free trial · Developer tools · Developers

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One account and balance that lets your AI agent call hundreds of paid APIs and run the Python tools it builds.

Since 2026

Pay as you go · Developer tools · Developers

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Builds a command line tool for your API from its docs, with binaries, install scripts and updates, so AI agents can use it.

Since 2026

Developer tools · Developers

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Puts apps built with AI coding agents online with a sign-in, database and backups, so teams can share and use them.

Since 2026

Free plan · Developer tools · Developers

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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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Hosted environments that open apps like KiCad and FreeCAD for computer-use agents, with checkpoints and recovery.

Since 2026

Free plan · Developer tools · Developers