No moat. Still in business.

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Scans code for quality issues, security flaws and AI coding policy breaks across a team's repositories, with automated review.

Since 2012

Free trial · Developer tools · 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 web bookmark manager with a browser extension that saves, sorts and shares the sites you want to keep.

Free plan · Notes and knowledge · Individuals and families

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A Chrome extension that saves tab sessions into folders and searches open, saved and closed tabs, with paid sync across devices.

Since 2024

Free plan · Focus and productivity

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Paste code to get a score and a list of security and quality problems, with the option to hire a human reviewer.

Since 2026

Free plan · Security and passwords · Freelancers

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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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A 30 minute hiring test where engineering candidates review a realistic pull request and an AI agent answers their comments.

Since 2026

Hiring and recruiting · Software companies

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Local Kanban board for handing tasks to coding agents like Claude Code and Codex, then reviewing plans and diffs before merging.

Since 2026

Free plan · Projects and tasks · Developers

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Save links, quotes and articles, then publish them as a public site or an email digest for subscribers.

Since 2026

Free plan · Newsletters · Individuals and families

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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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Save bookmarks, shorten links and publish link lists with click stats, hosted or on your own server.

Since 2025

Free plan · Marketing and social · Individuals and families

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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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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 coding environment for developers to run several AI agents at once and review the code changes they make.

Since 2023

Subscription · Developer tools · Developers

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Mac editor where you write what to build, agents comment and explore options, then build the chosen one as a pull request.

Since 2024

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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A Mac app for comparing text, images and folders and resolving Git merge conflicts, for developers and designers.

Subscription · Developer tools · 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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Self-hosted archive that saves web pages, bookmarks, feeds and media as lasting files you can search later.

Free · Notes and knowledge · Individuals and families

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A Mac app for comparing Git commits and branches, tracing file history and resolving merge conflicts.

Since 2023

One-off payment · Developer tools · Developers

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A Mac app that copies clean links to files, emails, tasks and pages so you can jump back to them without searching.

Free plan · Notes and knowledge · Individuals and families

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A coding agent app that works out a spec with you first, then writes, checks and hands back code for approval.

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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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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Self-hosted platform for managing Git, Subversion and Mercurial repos with shared code review and permissions.

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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Save links to read later from any browser, then browse the pile with keyboard shortcuts, summaries and audio.

Since 2026

Notes and knowledge · Individuals and families

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A code review tool that explains changes made by coding agents as a story, with threaded questions for developer teams.

Since 2026

Developer tools · Developers

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Save articles, videos and PDFs to read later in a clean view, listen with text to speech, and keep a reading streak.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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Builds your app on every pull request, tests the affected user journeys and posts videos of any bugs it finds.

Since 2025

Developer tools · Developers

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A Windows app that runs several AI coding agents as planner, coders, tester and reviewer on a shared board you control.

Since 2026

Free · Developer tools · Developers

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Records what each CI run did, such as processes and network calls, and posts a summary to the pull request.

Since 2025

Security and passwords · Developers

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Desktop app that runs several AI coding agents in separate git worktrees and tells you when each needs input.

Since 2026

Free plan · Developer tools · Developers

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A federated code host with stacked pull request review and CI. You can use the hosted service or run it yourself.

Since 2025

Developer tools · Developers

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Independent hosted git service with merge requests, CI runners, a container registry and AI code review for dev teams.

Since 2026

Free plan · Developer tools · Developers

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A browser side panel for gathering links, quotes and images while researching, then asking AI about what you kept.

Since 2026

Free · Notes and knowledge · Individuals and families

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Records program execution so developers can replay and step back through bugs in the IDE, CI and code review.

Since 2025

Free plan · Developer tools · Developers

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Run code review interviews for engineering candidates using ready templates and shared scoring rubrics.

Since 2026

Hiring and recruiting · Software companies

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Code review tool that splits pull requests into ordered chapters so reviewers follow changes faster.

Since 2026

Subscription · Developer tools · Developers

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Shared IDE and cloud where engineering teams run coding agents and review their plans and diffs together.

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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Desktop app that runs several AI coding agents at once, each in its own git worktree, with tools to review their changes.

Since 2026

Free · Developer tools · Developers

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A Chrome new tab page with widgets for notes, to-dos, weather, habits and bookmarks, kept on your own device.

Since 2026

Free · Focus and productivity · Individuals and families

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Single-user bookmark manager you host yourself to save, tag, archive and share links, with followers on the fediverse.

Free · Notes and knowledge · Individuals and families

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Hosts git repositories and runs AI agents that review pull requests, audit security and run automations.

Since 2026

Free plan · Developer tools · Developers

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Save articles, pictures and videos to read later, with highlights, labels, search and ebook export.

Free · Notes and knowledge · Individuals and families

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Browser tool for software teams to resolve git merge conflicts, run a merge queue and manage CODEOWNERS rules.

Since 2026

Free plan · Developer tools · Developers

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A Mac menubar app that lists your GitHub and GitLab pull requests and gives you a workspace to review them.

Since 2026

Free plan · Developer tools · Developers