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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Builds architecture diagrams and system maps from prompts, code, cloud setups or docs, aimed at engineering teams.

Since 2021

Free plan · Design and images · 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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An API that scans documents for text hidden from readers but visible to AI models, and returns findings and clean text.

Since 2026

Free plan · Security and passwords · Developers

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Answers users' questions from your product docs with source links, on your site, Discord and Slack.

Since 2025

Subscription · Customer support · 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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Timesheets that turn team hours into cost data for billing, capitalisation, R&D and grant reports.

Subscription · Time tracking

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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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Preview and debug ZPL thermal printer labels in the browser, make barcodes and render labels through an API.

Free plan · Inventory and stock · Shops and retail

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Tracks how eight AI chatbots mention your brand and competitors, then ships fixes to your site and ties AI visits to revenue.

Since 2025

Free trial · Website analytics · Online sellers

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Writes a daily diary entry for you each morning from your calendar, chat, code and social activity.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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For founders without a dev team: describe an app and get a hosted, working version with sign in and payments, editable visually.

Since 2023

Free plan · Website builders

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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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Translates software interfaces with AI, syncs translation files through Git and lets teammates review wording.

Since 2024

Free trial · Developer tools · Software companies

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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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Logs errors from .NET and JavaScript apps, checks site uptime and scheduled jobs, and notifies your team in chat or email.

Free trial · Uptime and monitoring · 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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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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Hosted service that receives, logs and retries webhooks, with a CLI for local testing and a typed SDK.

Since 2024

Developer tools · Developers

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A localization platform that keeps product wording consistent across languages using glossaries, translation memory and an AI translator.

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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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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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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Serves Apple developer documentation as Markdown so coding assistants can read it, by URL swap or over MCP.

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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Gives you one fixed webhook URL that forwards Stripe and Paddle events to whichever branch deployment you are testing.

Since 2026

Free plan · 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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Runs fast-booting microVM sandboxes, throwaway Postgres databases and app deploys for teams building AI agents.

Free plan · Developer tools · Developers

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A hosted portal that joins your MCP servers into one endpoint with OAuth, so AI agents load far fewer tool definitions.

Since 2026

Free plan · Developer tools · Developers

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Receives webhooks from providers like Stripe, then verifies, stores and forwards them to your services with retries.

Free plan · Developer tools · Developers

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Scans the GitHub code of apps made with AI coding tools for leaked secrets and weak database rules, then gives fix prompts.

Since 2026

Free plan · Security and passwords · Developers

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Persistent cloud virtual machines with up to 60 vCPUs and optional GPUs, which coding agents drive via CLI or MCP, charged per minute.

Since 2026

Pay as you go · 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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Gathers customer feedback from Slack, email and a widget into one ranked list with voting and a public roadmap for SaaS teams.

Since 2026

Subscription · Customer support · Software companies

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Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.

Since 2025

Free plan · Design and images · Developers

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Connect a Git repo and get automatic checks for code issues, duplication and security problems on every commit.

Free plan · Developer tools · Developers

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Searches and ranks open-source repos by README, license and quality so developers and coding agents can pick a base to build on.

Since 2026

Free plan · Developer tools · Developers

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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

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One API key that lets an AI agent call GitHub, YouTube, Hacker News, finance data and more without setting up each service.

Since 2026

Free plan · Developer tools · Developers

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Alerts you by email, Slack or a ticket when a cron job, backup or pipeline misses its expected check-in.

Since 2026

Free plan · Uptime and monitoring · Developers

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Puts apps built with AI coding agents online with a sign-in, database and backups, so teams can share and use them.

Since 2026

Free plan · Developer tools · Developers

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Reviews each pull request with AI using an index of your codebase and posts findings ranked by severity.

Since 2026

Free plan · Developer tools · Developers

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One OpenAI-compatible API key to call 120 AI models, with a per-request cost receipt, for developers.

Since 2026

Free plan · Developer tools · Developers

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Upload a SQL, Prisma or similar model file and get an interactive database diagram you can share by link.

Since 2026

Developer tools · Developers

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

Since 2026

Developer tools · Developers

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Runs API, interface and security checks on each pull request and reports genuine failures, so engineering teams catch bugs before merge.

Since 2025

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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Reviews each GitHub pull request with AI and can open fix PRs for what it finds, priced without seat fees.

Free plan · Developer tools · Developers