No moat. Still in business.

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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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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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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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Desktop app for Mac and Windows that stores your SVG icon sets, searches open icon libraries offline and exports them as code.

Free trial · Design and images · Developers

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Test management for QA teams that tracks manual test cases, automated runs and exploratory sessions in one place.

Since 2022

Free trial · Projects and tasks · Developers

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Real-time US stock, ETF and options data through an API or Google Sheets formulas, for traders and developers.

Free plan · Data and spreadsheets · Individuals and families

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Open source support chat and inbox for apps built with React or Next.js, where an AI agent handles routine questions and staff step in.

Customer support · Developers

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Build multi-step forms and surveys from short code or markup, with a WordPress plugin and Google Sheets saving.

Since 2025

Free plan · Forms and surveys · Developers

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Builds timesheets and delivery metrics from Git commits and AI agent runs, for software teams.

Since 2026

Free plan · Time tracking · Developers

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An API that adds login, SSO and fine-grained permissions to the software you build.

Security and passwords · 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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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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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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Desktop scratchpad that runs JavaScript as you type, with Node, browser APIs and npm packages, for developers testing ideas.

Since 2024

Free plan · Developer tools · Developers

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WebSocket server for app developers that keeps realtime messages ordered and recovers them after dropped connections.

Free · 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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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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Project management for product teams, with an AI assistant that writes reports, splits tasks into subtasks and drafts PRDs.

Free plan · Projects and tasks · 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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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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Runs incidents from alert to postmortem for engineering teams, with on-call rotas, escalations and status pages included.

Free plan · Uptime and monitoring · Developers

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Open-source issue and sprint tracker you host yourself, built as a Jira replacement with test cases and time logs.

Projects and tasks · 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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Copies chosen Jira projects and Confluence spaces into a local SQLite file so you can search offline and run SQL on your backlog.

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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An AI agent for on-call engineers that triages alerts, finds the root cause and proposes code fixes with reproduction tests.

Since 2026

Uptime and monitoring · Developers

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A Mac and Windows app that runs several AI coding agents at once, each in its own branch and editor.

Since 2025

Free plan · Developer tools · Developers

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Shows automated test results in one dashboard and keeps manual test cases as files in GitHub.

Free trial · Developer tools · Developers

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Mac app that pulls builds, deploys, pull requests and errors into one small inbox and hands fixes to a coding agent.

Since 2026

Free plan · Uptime and monitoring · Developers

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AI agents map your codebase, turn product specs into tickets and build them test-first, with a human approving each step.

Since 2026

Developer tools · Developers

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Mac app for developers to run, watch and coordinate several AI coding agents side by side with a task board.

Free · Developer tools · Developers

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Mac, iPhone and iPad app that lays out your assigned Jira tickets on a Gantt style timeline, coloured by how near each is to due.

Since 2026

Free · Projects and tasks · Developers

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Adds uploads, image resizing and typed SDKs on top of the Cloudflare R2 bucket you already have, without bandwidth fees.

Since 2025

Free plan · Developer tools · Developers

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An AI agent that looks into production alerts, finds the likely root cause and prepares fixes for engineering teams.

Since 2026

Free plan · Uptime and monitoring · Developers

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A desktop app for running coding agents in parallel Git worktrees, scheduling their work and reviewing the diffs.

Free · Developer tools · Developers

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Describe or sketch a cloud setup and get a diagram, Terraform or Bicep code, a security grade and cost estimates.

Since 2026

Free plan · Developer tools · Developers

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Add a widget to a staging site so reviewers can pin comments on any element, then turn them into tickets or fixes.

Since 2026

Developer tools · Agencies

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AI tool that creates app screens for phone, web and desktop from a prompt or Figma import, with React or Figma export.

Since 2026

Free plan · Design and images · Agencies

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Type a prompt and get an animated icon to download as WebM, sprites or a React component, paid with credits.

Since 2025

Pay as you go · Design and images · Agencies

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A native Mac app for reviewing diffs, staging changes, managing branches and fixing merge conflicts in Git repos.

Free trial · Developer tools · Developers

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Translate React, Next.js, Expo and Python apps at runtime with AI, with no translation files and no redeploys.

Free plan · Developer tools · Developers

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A white-label photo editor that software teams embed in their app or site, with a REST API for batch edits.

Free plan · Design and images · Developers

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Turns Jira stories and plain English requirements into runnable mobile and web tests for QA teams.

Since 2017

Developer tools · Developers

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Drop-in React widgets that collect bug reports with screenshots and recordings, ratings and referral links from app users.

Since 2025

Free plan · Customer support · Developers

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A small widget that lets users of your app or site report issues and ideas, with screenshots, sent to email and a dashboard.

Free plan · Forms and surveys · Developers

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Make diagrams from Mermaid code, a visual editor or AI prompts, and use them inside IDEs, GitHub, Jira and Confluence.

Since 2025

Free plan · Design and images · Developers

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Test management for software teams that tracks manual and automated test runs and CI results in one place.

Since 2019

Free trial · Developer tools · Developers

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A hosted form backend for React and Next.js sites that sends each form submission to your inbox with no server code.

Since 2024

Free plan · Forms and surveys · Developers