No moat. Still in business.

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An API for adding license keys, device activation and secure update delivery to desktop and on-premise software.

Since 2016

Developer tools · 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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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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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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Meters usage, tracks costs per customer and bills users with credits or usage pricing, for teams building AI apps.

Since 2026

Pay as you go · Invoicing and billing · Developers

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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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Headless CMS that stores structured content once and serves it to sites and apps through REST and GraphQL.

Free plan · Website builders · Agencies

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Helps developers prepare for coding interviews by rebuilding algorithm solutions from memory with spaced repetition drills.

Free plan · Courses and learning · Individuals and families

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Issues and checks license keys for software you sell, hooked to your payment provider, with a portal for buyers.

Since 2025

Free plan · Payments and checkout · Developers

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Mac screen recorder that adds automatic zooms, captions and vertical layouts so demos and lessons look polished.

Since 2026

One-off payment · Video and audio · Creators and writers

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Desktop app for querying and managing MySQL, Postgres, SQLite and many other databases, with paid team features.

Since 2020

Free plan · Developer tools · Developers

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Desktop and web client for querying and editing SQL and NoSQL databases such as PostgreSQL, MySQL and MongoDB.

Since 2021

Free · Developer tools · Developers

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Desktop database manager for browsing tables and writing SQL across Postgres, MySQL, SQLite, ClickHouse and more.

Since 2024

Free plan · Developer tools · Developers

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Gives local dev servers a stable public URL for testing webhooks and OAuth or sharing previews, with flat seat pricing.

Since 2023

Free plan · 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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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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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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Keeps the results of chosen SQL queries updated incrementally as your Postgres, MySQL or SQL Server data changes.

Since 2024

Free trial · Developer tools · Developers

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Keeps a local SQLite copy on each client in sync with your Postgres, MongoDB, MySQL or SQL Server backend for offline-first apps.

Since 2023

Free plan · Developer tools · Developers

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Hosted service that runs your MCP servers behind a single URL, holds credentials and logs each tool call per client.

Since 2023

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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Shared SQL editor for data teams that stores common queries and sends scheduled results to Google Sheets or Slack.

Since 2026

Free trial · Developer tools · Developers

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Creates realistic linked test data for SQL and MongoDB databases from a plain English description.

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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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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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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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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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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Send files from scripts, AI agents or a browser as short links with expiry dates, passwords and download caps.

Since 2026

Free plan · Developer tools · Creators and writers

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Draw database schemas in the browser with your team, import existing databases and export SQL for MySQL, Postgres and others.

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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A native app to connect to and query MySQL, Postgres, SQL Server, Oracle and other databases on desktop or phone.

Developer tools · Developers

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Visual editor for database schemas that writes SQL migrations and keeps a history of schema changes.

Developer tools · Developers

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Review schema changes, approve data fixes and control who can query production databases across 20+ engines.

Subscription · 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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Lets SaaS and API sellers charge customers tiny amounts per request and pays out monthly to Stripe.

Since 2025

Invoicing and billing · 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 shared workspace where teams run Claude Code, Codex and other coding agents on tasks, scheduled bots and reviewed pull requests.

Since 2026

Free plan · Developer tools · Developers

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A desktop app to connect to 30+ databases, write or generate queries with your own AI keys, edit data and build dashboards.

Since 2026

Free trial · 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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A native database client for querying and editing many SQL and NoSQL databases on desktop and iPhone.

Developer tools · Developers

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Hosts agents, small APIs and internal tools with sandboxes, secrets, environments and many app connections, run from your editor.

Since 2026

Free plan · Developer tools · Developers

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Create AI agents from a system prompt, test them with simulated users, then publish a chat app or API without a backend.

Since 2026

Developer tools · Developers

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A hosted endpoint in front of your API that queues requests, retries failed deliveries and keeps a searchable log.

Since 2026

Free plan · Developer tools · Developers

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Gives developers a unique URL to capture and inspect incoming webhook requests live in the browser.

Free plan · Developer tools · Developers

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Mac, iPad and iPhone app to query, browse and edit data in Postgres, MySQL, SQL Server, Redis, MongoDB and other databases.

Free plan · Developer tools · Developers