No moat. Still in business.

0

Gives AI agents their own email address through an API or MCP server so they can send, read and reply to mail.

Free plan · Transactional email · Developers

0

A REST API that turns any URL or HTML into a screenshot or PDF, with no headless browser for you to run.

Free plan · Developer tools · Developers

0

A Mac app for working with GitHub, covering notifications, pull request review, projects and fast keyboard search.

Free plan · Developer tools · Developers

0

Data API for developers and analysts covering decades of company financials, ratios, earnings call transcripts and share prices.

Free plan · Developer tools · Developers

0

Posts a Slack alert when Apple or Google approves or rejects your app, or a TestFlight build is ready.

Since 2023

Subscription · Uptime and monitoring · Developers

0

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

0

Watches your app's Claude API calls and points out waste, such as repeated prompts or oversized models, with suggested fixes.

Uptime and monitoring · Developers

0

A vehicle data API for developers: decode VINs, look up plates, check stolen status, inspection records, values and mileage.

Free plan · Developer tools · Developers

0

Secrets manager that lets dev teams and AI agents store, sync and deploy app keys and env variables across environments.

Security and passwords · Developers

0

For developers: pulls crash reports out of Sentry or PostHog, drafts a fix in your own GitHub Actions with your AI key, and opens a PR.

Free plan · Developer tools · Developers

0

Turns a short product idea into specs such as a PRD, database design, API docs and a sprint plan for development teams.

Free plan · Documents and e-signature · Developers

0

Lets AI assistants like Claude, Codex or ChatGPT run shell commands and background jobs on machines you own, with no inbound ports opened.

Free plan · Developer tools · Developers

0

Drop-in Redis replacement that aims to halve memory use, with a trial mode to test savings on your own data.

Free trial · Developer tools · Developers

0

Checks whether phone numbers are real and shows country, carrier and line type, by API or bulk CSV upload.

Free plan · Developer tools · Developers

0

Crawls a website and gives AI agents an MCP endpoint, llms.txt and cited answers, plus stats on agent visits.

Free plan · SEO

0

Starts GitHub Actions runners on demand in your own cloud account, including GPU, ARM and macOS machines.

Pay as you go · Developer tools · Developers

0

A desktop and web app that finds resources across AWS, GCP, Azure and other clouds and lets infra teams work on them in one place.

Since 2026

Free plan · Uptime and monitoring · Developers

0

Lets testers and users report bugs and crashes from mobile apps and websites, with device data attached for developers.

Free plan · Developer tools · Developers

0

A news API and monitoring service that turns coverage from thousands of sources into structured, searchable data.

Free plan · Developer tools · Developers

0

Keep your app's translation strings in one place, auto-translate them with LLMs and export files for any platform through an API.

Free plan · Developer tools · Developers

0

Browser tool for opening and searching very large Parquet, JSONL and CSV datasets, adding AI generated columns and exporting the result.

Since 2025

Developer tools · Developers

0

Sits in front of your server to receive webhooks from Stripe, Shopify and others, logging each one so missed events can be resent.

Free plan · Developer tools · Developers

0

Screenshots UI changes in pull requests and uses an AI judge to separate intended changes from regressions.

Free plan · Developer tools · Developers

0

Keeps documentation in GitHub repos in step with the code and shares that context with teammates and AI coding agents.

Since 2026

Free plan · Developer tools · Developers

0

Tracks test gaps and release health for software teams whose coding agents write the tests, and steers agents to fix gaps.

Subscription · Developer tools · Developers

0

Lets agents model the cost, latency, error rates and resilience of infrastructure changes on AWS, GCP, Azure and others before deploying.

Developer tools · Developers

0

A managed API for geocoding, address autocomplete and reverse lookups on open data, with a free monthly allowance.

Free plan · Developer tools · Developers

0

Build and debug CI pipelines as a node graph instead of YAML, then run them on your own machines or in the cloud.

Since 2024

Free plan · Developer tools · Developers

0

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

Since 2024

Developer tools · Developers

0

One API that lets software companies read and write employer payroll, HR and benefits data across 250+ systems.

Since 2017

Payroll and HR · Software companies

0

Desktop app for developers to browse, edit, query, import and export Firebase Firestore data on Mac, Windows or Linux.

Since 2021

Subscription · Developer tools · Developers

0

Collects Playwright test runs from CI so teams can debug failures, spot flaky tests and track suite health.

Subscription · Developer tools · Developers

0

One API that lets your app publish, schedule and track posts on TikTok, Instagram, YouTube and other networks.

Subscription · Marketing and social · Developers

0

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

Free plan · Developer tools · Developers

0

A hosted wiki that Claude, ChatGPT, Cursor and other AI agents share through MCP, so people can see and edit what the agents know.

Free plan · Developer tools · Developers

0

Adds usage limits, credits, plans and spend controls on top of Stripe so AI startups can change pricing without rebuilding billing.

Free plan · Payments and checkout · Developers

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

0

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

0

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

Free · Developer tools · Developers

0

An API that lets AI agents search the web and licensed data sources and get cited answers and charts back.

Since 2025

Developer tools · Developers

0

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

0

A shared POSIX file system for Linux and Mac servers that stores its data in S3 or other object storage, with no storage cluster to run.

Since 2015

Subscription · Developer tools · Developers

0

Cheaper hosted runners for GitHub Actions on private repos, billed per second, set up by changing one line of the workflow.

Since 2026

Free plan · Developer tools · Developers

0

A proxy for iOS developers that holds AI provider keys, checks each request comes from the real app and caps spend per user.

Free plan · Security and passwords · Developers

0

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

0

Tracks test coverage over time for your repos and flags untested code, free for open source projects.

Free plan · Developer tools · Developers

0

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

Subscription · Developer tools · Developers

0

Gives developers and QA testers throwaway and private inboxes they can read by API to test signup and reset emails.

Free plan · Developer tools · Developers