No moat. Still in business.

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Handles patient intake, insurance eligibility checks and scheduling for physical therapy and chiropractic clinics.

Since 2011

Practice management · Health and clinics

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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 lightweight Mac code editor that runs and debugs code in dozens of languages, for programmers who want quick scripts.

One-off payment · Developer tools · 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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A form backend for developers that adds front-end validation, autoresponders and spam blocking, with a HIPAA option.

Free trial · Forms and surveys · Health and clinics

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Keeps a searchable log of who changed what on a WordPress site and alerts owners by email or text about risky events.

Security and passwords

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Records what happens on your WordPress sites in a hosted log and sends alerts by email or Slack, built for agencies.

Free trial · Uptime and monitoring · Agencies

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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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WordPress agencies build a setup checklist once, send it to client sites, and guide staff through it in wp-admin with a log.

Free plan · Projects and tasks · Agencies

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A browser tool that steps through Python, JavaScript or C++ line by line and draws variables and data structures.

Courses and learning · Developers

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Native Mac code editor for web and app developers, with Git, debugging, terminal and remote file publishing.

Free trial · Developer tools · Freelancers

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WebSocket server for app developers that keeps realtime messages ordered and recovers them after dropped connections.

Free · 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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Watches what AI coding agents do across a company and turns your rules into policies that warn on or block risky actions.

Since 2026

Free plan · Security and passwords · Developers

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Lets businesses prepare documents, send them out for signature and keep the signed copies organised.

Free trial · Documents and e-signature

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Helps business analysts turn messy data into repeatable analyses with a clear audit trail, without writing Python.

Since 2025

Data and spreadsheets

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An SDK and API that adds comments, approvals and audit trails to your app, so users can review AI output.

Since 2026

Free plan · Developer tools · Developers

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Review schema changes, approve data fixes and control who can query production databases across 20+ engines.

Subscription · Developer tools · Developers

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Gives AI coding agents a team's architecture and security rules before they write code, with an approval trail for exceptions.

Since 2026

Free trial · Developer tools · Developers

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Open-source gateway that tracks spend, sets budgets and requires approvals for AI coding agents and their tool calls.

Since 2026

Free · Security and passwords · Developers

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Logs the files, processes and network calls AI coding agents touch on engineers' laptops, for security teams.

Since 2026

Security and passwords · Developers

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Secure store for customer personal data and sensitive files, with access control and audit logs, to help teams meet privacy rules.

Security and passwords · Health and clinics

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A desktop app for developers to inspect RabbitMQ queues, spy on live traffic and replay dead-lettered messages.

Since 2025

One-off payment · Developer tools · Developers

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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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Send documents for legally binding e-signature from a web app or API, with a flat team price instead of per-seat fees.

Since 2026

Free plan · Documents and e-signature

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Checks and approves each command AI agents run on production servers and keeps an audit trail, for engineering teams.

Since 2025

Security and passwords · Developers

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Checks each action an AI agent tries, holds risky ones for approval, blocks destructive ones and keeps a receipt of each.

Since 2026

Free plan · Security and passwords · 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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Share passwords, API keys and env vars through encrypted links that expire after a set time or number of views.

Since 2026

Security and passwords

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Captures full stack session data from production and passes it to coding agents like Claude Code so they can fix bugs.

Since 2025

Developer tools · Developers

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Ties logs and traces from iOS and Android apps to backend services so app teams can trace a user problem to its cause.

Since 2025

Uptime and monitoring · Developers

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Checks each AI agent action, like a shell command or API call, against policy and logs why it was allowed or blocked.

Since 2026

Free trial · Security and passwords · Developers

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Terminal AI agent that edits C and C++ code, then runs your build, tests and sanitizers on each change before you see the diff.

Since 2026

Free plan · Developer tools · Developers

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Collect legally binding signatures on contracts inside your WordPress site, with templates and an audit trail.

Documents and e-signature

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Scans your repositories and cloud to map where personal and health data travels, then checks it against GDPR and HIPAA.

Since 2026

Security and passwords · Health and clinics

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A hosted database that AI assistants share over MCP, keeping validated records and a history of who changed what.

Since 2026

Free plan · Developer tools · Developers

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Helps companies prepare for GDPR, HIPAA, SOC 2 and ISO 27001 audits by gathering evidence automatically, with auditor and pen test bundled.

Since 2025

Security and passwords · Software companies

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Send and receive faxes from your phone or browser with your own US fax number and no fax machine.

Subscription · Documents and e-signature

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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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Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.

Since 2026

Developer tools · Developers

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Tracing and monitoring for AI agents written in Elixir, showing which model or tool call failed, slowed down or cost too much.

Since 2026

Free plan · Uptime and monitoring · Developers

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Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.

Uptime and monitoring · 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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Cloud faxing from web, desktop, phone or email, with an API and HIPAA options for regulated businesses.

Subscription · Documents and e-signature

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Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.

Since 2026

Free plan · Developer tools · Developers

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Browser tool that signs, joins, splits and shrinks PDFs without uploading them, adding a verifiable certificate to each signature.

Since 2026

Free · Documents and e-signature

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Lets security teams control which AI agents act, what models see and which tools they call, with a full audit trail.

Since 2026

Free plan · Security and passwords · Software companies

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Records every user and system change on a WordPress site so admins and agencies can see who did what.

Security and passwords