No moat. Still in business.

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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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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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Saves every prompt, session and tool call from your coding agents in one place so teams can search and share them.

Developer tools · Developers

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Lets developers send templated email from browser or app code through their own mail provider, without writing a server.

Free plan · Transactional email · Developers

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Collects automated test results from many frameworks and pipelines in one place, with manual checks and release sign-off.

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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AI agents test your web, mobile and API releases across languages and markets so software teams catch breakage early.

Since 2024

Developer tools · Software companies

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Runs automated and manual tests on thousands of browsers and real phones in the cloud for QA teams.

Free trial · Developer tools · Developers

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An API and SDKs that pull structured data from web pages using plain-language queries, for developers building AI agents.

Since 2024

Free plan · Developer tools · 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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Cloud browsers and web agents that developers use to automate tasks on websites, paid by the hour or per task.

Pay as you go · Developer tools · Developers

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Lets developers reach Claude Code or Codex sessions running on their own server from a browser tab or Telegram.

Since 2026

Free plan · Developer tools · Developers

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Mac app for developers using several terminal coding assistants: talk to each in one window and return to any running session.

Since 2026

Free plan · Developer tools · Developers

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A hosted backend and SDK so developers can add LLM chat to client apps using their own provider keys, with no server code.

Since 2025

Developer tools · Developers

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An OpenAI-compatible API serving a Qwen coding model for a fixed monthly fee instead of paying per token.

Since 2026

Subscription · Developer tools · Developers

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Hosted service that runs multi-step AI pipelines calling your own backend and streams progress to users.

Since 2026

Free plan · Developer tools · Developers

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A Mac app that lets developers chat with, approve and schedule their AI coding agents as if they were messaging contacts.

Since 2026

Free · Developer tools · Developers

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Runs a team of coding agents like Claude Code and Codex in separate cloud sandboxes that you can manage together

Since 2025

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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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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Click elements in a running React app to change layout, styles and text, with edits written back to your source.

Since 2025

Free plan · Design and images · Developers

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A VS Code based editor that runs several coding agents at once, each in its own Git worktree, so you can review their work.

Since 2026

Developer tools · Developers

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An API that returns a company logo for any domain from a CDN, with a React component and domain locked keys.

Free plan · Design and images · Developers

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A Mac notch app that reports what your AI coding agents did and lets you approve or reply to them from there.

Free · Developer tools · Developers

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Back up and move Claude Code, Codex and similar agent sessions between your computers or to teammates, encrypted end to end.

Since 2026

Free plan · Developer tools · Developers

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Gives terminal coding agents like Claude Code and Codex a visual interface with diffs, task checklists and a view of every session.

Since 2026

Free plan · Developer tools · Developers

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A Mac menu bar app and widget that tracks tokens, spend and limits across AI coding agents such as Claude Code and Codex.

Since 2026

One-off payment · 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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Translates the text in your app, docs and website into many languages, with a CLI, API and review tools.

Since 2025

Developer tools · Developers

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Runs Claude Code and OpenCode sessions side by side in cloud sandboxes, started from Slack, Linear, GitHub or a phone.

Since 2026

Free plan · Developer tools · Developers

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Open-source desktop app that runs Claude Code, Codex and Cursor agents in parallel, each with its own worktree and shared specs.

Since 2025

Free plan · Developer tools · Developers

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Shows where and how React components are used across your repos, so design system teams can track adoption.

Since 2025

Developer tools · Developers

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A phone and tablet SSH app for developers to resume tmux sessions, browse remote files and start coding agents with a tap.

Since 2026

Free plan · Developer tools · Developers

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A Mac terminal with workspaces per repo that shows whether each Claude Code, Codex or OpenCode session is running or waiting.

Since 2026

Developer tools · Developers

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Phone app for checking on and steering AI coding agents on your computer, with a terminal, editor and diff view.

Since 2026

Developer tools · Developers

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Compares screenshots from your test runs so software teams can spot visual changes and approve them before merging.

Free plan · Developer tools · Developers

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An iPhone terminal with persistent SSH sessions, server alerts and live views of coding agents running on your hosts.

Since 2026

Uptime and monitoring · 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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Self-hosted issue tracker where coding agents keep plans and issues across sessions through MCP, with a web view for people.

Since 2026

Free · Projects and tasks · Developers

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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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Compares UI screenshots from your CI on each GitHub pull request so a reviewer can approve or reject every visual change.

Free plan · Developer tools · Developers

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A native Mac app that runs Claude Code, Codex and other agent CLIs side by side, with transcripts and code rollback.

Since 2026

Developer tools · Developers

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Throwaway test inboxes that pull out one-time codes and magic links, so developers can test login emails in CI.

Since 2026

Free plan · Developer tools · Developers

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A desktop app that runs coding agents like Codex and Claude Code in separate Git worktrees and lets you review each change.

Since 2026

Free · Developer tools · Developers

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Searches your past coding agent sessions before each prompt so the agent can reuse earlier fixes and decisions.

Since 2026

Developer tools · Developers

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Gives QA teams and developers test inboxes and phone numbers to check signup, 2FA and password reset messages automatically.

Free plan · Developer tools · Developers

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Converts any web page into compact markdown that coding agents can read, through a URL prefix, CLI or API.

Since 2026

Free plan · Developer tools · Developers

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A desktop and phone app for running and reviewing many coding agents at once across your own machines.

Developer tools · Developers