No moat. Still in business.

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Runs automated tests against your APIs and websites after each deploy and on a schedule, with alerts on failure.

Since 2016

Uptime and monitoring · Developers

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Runs Claude Code and Codex jobs in parallel inside isolated containers, locally or on cloud runners, with memory shared across them.

Since 2018

Free plan · Developer tools · Developers

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Holds copies of your software's source code and SaaS setup in escrow so customers can recover them if the vendor fails.

Since 2017

Subscription · Security and passwords · Software companies

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Open-source shared editor and headless CMS for writing technical docs, dev blogs and knowledge bases, with Git sync.

Notes and knowledge · Developers

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Free open source desktop tool that plots millions of table rows visually so analysts can spot outliers and odd patterns.

Since 2024

Free · Data and spreadsheets

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An editing dashboard for Markdown and MDX kept in your GitHub repo, so clients can update static sites without Git.

Since 2022

Free plan · Website builders · Agencies

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Mac app that runs your own AI prompts on selected text, screenshots or voice from any app by keyboard shortcut.

Since 2023

One-off payment · Focus and productivity · Individuals and families

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Collects TODO comments from your Git repos so a team can browse and track pending code work.

Free plan · Projects and tasks · Developers

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A free Mac app that maps disk use and clears WeChat media, app and developer caches and duplicate files.

Free · Something else · Individuals and families

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Publish product changelogs and public roadmaps from a web editor, or post updates from your build pipeline by CLI or API.

Free plan · Marketing and social · Software companies

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Connects Claude and ChatGPT to tools like Search Console, Google Ads and your own APIs, with per-person logins and call logs.

Since 2026

Free plan · Automation and integrations

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Pulls finished tasks from your work tools, estimates hours and drafts client invoices so agencies can bill without timesheets.

Since 2026

Subscription · Invoicing and billing · Agencies

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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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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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A service that finds and quarantines flaky tests, skips unneeded CI jobs and runs a merge queue for software teams on GitHub.

Since 2021

Developer tools · Developers

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Connects to your SaaS tools to handle staff access requests, reviews and removals, with an agent doing the routine work.

Since 2024

Security and passwords · Software companies

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Gives local dev servers a stable public URL for testing webhooks and OAuth or sharing previews, with flat seat pricing.

Since 2023

Free plan · Developer tools · Developers

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Keeps a team's API keys and environment variables encrypted in one place and syncs them to projects with a CLI and GitHub.

Security and passwords · Developers

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Hosts apps from Git on European servers and adds user login through a hosted OAuth and OpenID Connect server.

Free plan · Security and passwords · 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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Platform for AI teams to trace, simulate and evaluate their LLM agents and keep track of model spend.

Uptime and monitoring · Developers

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Markdown note app for every device that stores plain files and syncs through Git, GitHub, iCloud or your own server.

Since 2024

Notes and knowledge · Individuals and families

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Deploys web3 app frontends from GitHub to decentralized hosting, with DNS monitoring and protection against frontend attacks.

Free plan · Website builders · Developers

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Hosted backend that takes in webhooks from Stripe, Shopify and others, stores them and runs your code with queues, cron and retries.

Since 2024

Free plan · Developer tools · Developers

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Open-source error tracker that ranks frontend bugs from errors and session replays and opens fix pull requests on GitHub.

Since 2024

Uptime and monitoring · Developers

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A GitHub app that runs AI agents in GitHub Actions to review pull requests, triage issues and fix failing CI.

Free plan · Developer tools · Developers

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Security teams build automated response workflows and agents, and track incidents as cases, self-hosted or managed.

Security and passwords · Software companies

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Checks JavaScript and TypeScript code for runtime bugs and quality problems that ordinary linters miss.

Free plan · Developer tools · Developers

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Feature flags for gradual rollouts that open a pull request to remove each flag from your code once it is done.

Free plan · Developer tools · Developers

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Runs code benchmarks on dedicated bare metal machines and flags speed regressions in pull requests before merge.

Free plan · 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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Captures UI screenshots on each build and flags visual changes so dev teams can review them before release.

Since 2024

Free plan · Developer tools · Developers

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A web translation editor for software teams that syncs app strings, auto-translates and hosts translation files on a CDN.

Free trial · Developer tools · Developers

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Deploys Docker Compose apps from GitHub to your own Linux servers on each push, with domains, logs and backups.

Developer tools · Developers

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Write one sentence about the page you want and get a mobile friendly HTML file to tweak, download or put online, free and without signup.

Since 2024

Free · Website builders

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Runs performance benchmarks in your CI and flags slowdowns on each pull request, for software teams.

Since 2023

Free plan · Developer tools · Developers

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Pull request stats, DORA dashboards, daily summaries and custom alerts built from a team's GitHub activity.

Subscription · Developer tools · Developers

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Developers can mock or proxy HTTP endpoints at shareable public URLs to test against APIs that are not finished yet.

Free · Developer tools · Developers

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AI agents that test your web or mobile app like a user on each pull request and report what broke.

Since 2024

Free plan · 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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Searches your company's Slack, Drive, GitHub and other tools by permission and answers questions with links to the source.

Notes and knowledge

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Visual canvas where teams arrange repos, notes, links and people for a project and work on it together live.

Projects and tasks · Software companies

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Continuous integration and delivery service that runs builds and tests for software teams, billed by usage.

Pay as you go · 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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Guides small startups through SOC 2 and ISO 27001 audits with a task list and evidence pulled from their cloud tools.

Since 2026

Subscription · Security and passwords · Software companies