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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Watches web pages for changes and sends alerts or scraped data to Slack, Discord, Telegram or Google Sheets without code.

Since 2019

Free plan · Uptime and monitoring

0

Deploys each labelled GitHub pull request as a live preview environment on your own Lightsail or Hetzner servers.

Since 2020

Developer tools · Developers

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WordPress plugin that sends site email through a proper SMTP provider and logs each message so you can see if it arrived.

Free · Transactional email

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Send JSON events from your app with one request, then chart, query with SQL, set alerts and embed dashboards.

Since 2022

Free plan · Website analytics · Developers

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Falco based Kubernetes security tool that spots attacks inside your own cluster, sends no telemetry and is paid for once.

Since 2026

One-off payment · Security and passwords · 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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Gives your OpenClaw AI agent a phone line so it can call you with alerts and briefings when your rules trigger.

Since 2026

Subscription · Automation and integrations · Individuals and families

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Watches competitors' sites, emails, ads, news and SEO and alerts early B2B SaaS founders to changes that matter.

Since 2025

Subscription · Marketing and social · Software companies

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Lets a team edit markdown files from a GitHub repo together in real time, then sends the changes back as a pull request.

Since 2026

Free plan · Documents and e-signature · 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 cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

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Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.

Since 2024

Free plan · Uptime and monitoring · Online sellers

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Watches AI agents in production, groups recurring failures and alerts you so a coding agent can fix them.

Free plan · Uptime and monitoring · Developers

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Runs coding agents in managed cloud machines for code review, bug fixes and background tasks, set up in YAML.

Since 2024

Developer tools · Developers

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A keyboard-driven Mac and Linux app for reviewing GitHub pull requests, with diffs, checks and threads loaded from a local cache.

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

0

AI reviews of pull requests that teams can run on their own servers for free or use hosted, bringing their own model API keys.

Subscription · Developer tools · Developers

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Tracks machine learning experiments, metrics and model versions for ML teams, with an API compatible with Weights and Biases.

Free trial · Developer tools · Developers

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Writes pull request descriptions and team change summaries from your code diffs in GitHub and GitLab.

Free plan · Developer tools · Developers

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Hosted RabbitMQ and LavinMQ message queues that are monitored and maintained for you on the major clouds.

Developer tools · Developers

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Adds AI translations to your app's language files on each pull request, so the team can review and edit them before merge.

Free trial · Developer tools · Developers

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Sends messages from your scripts, servers or webhooks straight to the Pocket Alert app on your iPhone or Android phone.

Since 2024

Free plan · Uptime and monitoring · Developers

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Tracks domain renewals, SSL certificates and DNS records for many sites and alerts you before something lapses or breaks.

Since 2024

Subscription · Uptime and monitoring · Agencies

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Watches your sites, certificates, DNS records and scheduled tasks around the clock and tells your team as soon as something fails.

Since 2024Updated 4 months ago

Subscription · Uptime and monitoring · 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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Reviews every pull request with AI, suggests fixes, and ranks open reviews so engineering teams know what to look at first.

Free trial · Developer tools · Developers

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Sorts, filters and archives your GitHub notifications so developers can keep track of issues and pull requests outside email.

Free plan · Developer tools · Developers

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Runs coding agents inside your team's own workflows, turning tickets into pull requests you review, on their cloud or yours.

Developer tools · Developers

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Lets developers record counters and revenue figures in their own database, then chart them and set alerts in a hosted dashboard.

Since 2026

Subscription · Developer tools · Developers

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Stores the reasoning from AI coding chats with each git commit and posts it to pull requests for team review.

Since 2026

Free plan · 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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Runs coding agents on your own machine with your model keys, re-running tests before each pull request and keeping lessons.

Since 2026

Free plan · Developer tools · Developers

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Hand backlog tickets to a team of AI coding agents that plan, build, review and test, then open a pull request.

Since 2026

Free plan · Developer tools · Developers

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Catches visual changes in web UIs by comparing screenshots in pull requests, with an API that coding agents can read.

Since 2025

Free plan · Developer tools · Developers

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Reviews each pull request for risk and security issues, checks releases and turns production errors into fix PRs.

Since 2026

Subscription · Security and passwords · Developers

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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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A GitHub app that checks Dependabot updates against your code, fixes what breaks and merges the pull requests for engineering teams.

Since 2026

Free plan · Developer tools · Developers

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Checks your site is up, sends alerts to Telegram or a webhook, and adds logs, metrics and a public status page.

Since 2025

Free plan · Uptime and monitoring · 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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Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.

Website builders

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Runs API, interface and security checks on each pull request and reports genuine failures, so engineering teams catch bugs before merge.

Since 2025

Developer tools · Developers

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Runs several AI reviewers on each GitHub pull request, drops noisy findings and posts a single review.

Free plan · Developer tools · Developers

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Finds wasteful logs and telemetry in your source code and opens pull requests to cut observability bills for engineering teams.

Since 2026

Uptime and monitoring · Developers

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Git hosting with issues, pull requests and code review that promises never to train AI on your code.

Since 2026

Free plan · Developer tools · Developers

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A desktop and phone app to drive coding agents like Claude Code and Codex from one place using your own subscription.

Developer tools · Developers

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An open source desktop app that puts several AI coding agents in one chat thread, with pull requests, Git and a browser alongside.

Free · Developer tools · Developers

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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