No moat. Still in business.

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Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · Developers

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Runs browser and API checks against your app from many regions and alerts you when they fail, set up as code.

Since 2021

Free plan · 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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A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

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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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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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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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Sends alerts to on-call staff, handles their rotas and runs status pages so tech teams can respond to outages quickly.

Since 2020

Free trial · Uptime and monitoring · Developers

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Monitors servers, containers and cloud services from one agent, with dashboards, alerts and logs for teams without ops staff.

Free trial · Uptime and monitoring · Online sellers

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Observability built on OpenTelemetry for software teams, covering logs, traces, dashboards and alerts with cost control.

Since 2024

Free trial · Uptime and monitoring · 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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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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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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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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Uptime checks for sites, APIs, databases and queues you run on your own server, with alerts and public status pages.

Free · Uptime and monitoring · 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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Alerts you when a cron job, worker or container stops checking in, and attaches its last log lines to the alert.

Since 2026

Free plan · 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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A web workspace where analysts write SQL over market prices, macro series and SEC filings, then chart the results without Python.

Since 2026

Subscription · Data and spreadsheets

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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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Runs scheduled SQL checks on Postgres and ClickHouse and alerts your team when data goes missing, stale or wrong.

Since 2025

Free plan · Uptime and monitoring · Developers

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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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Self-hosted tool to search, tail and chart logs and set alerts over data already in ClickHouse or VictoriaLogs.

Since 2025

Free · Uptime and monitoring · Developers

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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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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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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

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Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.

Since 2026

Free plan · Developer tools · Developers

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Keeps a log of changes on a WordPress site, from post edits to plugin installs, so you can see who did what.

Free plan · Security and passwords

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Self-hosted uptime checks from probes in several regions that agree before alerting, plus status pages for small teams.

Free · Uptime and monitoring · Developers

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Checks EU VAT numbers through VIES and returns the consultation number as audit proof, plus company data and VAT rates.

Since 2026

Free plan · Developer tools · Accountants and bookkeepers

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Gives a team one shared set of coding rules for all its AI assistants and agents, with review and audit logs.

Since 2025

Free plan · Developer tools · Developers