Tech stack
10 projects use Playwright.
Turn any website into clean, model-ready data
Firecrawl handles the unglamorous part of feeding the web to a language model: rendering JavaScript, following pagination, stripping navigation and cookie banners, and returning markdown or structured JSON that a model can actually use.
Let AI agents drive a real browser
Browser Use gives an agent a real browser rather than an HTTP client. It handles the translation between a model's intent and DOM actions, keeps a structured representation of the page in context, and recovers from the usual navigation failures.
Open-source web crawler that turns pages into LLM-ready markdown
Crawl4AI is a Python crawler that turns websites into clean markdown and typed JSON for RAG pipelines, AI agents, and data pipelines.
Open-source AI agents that complete workflows in a real browser
Skyvern is a self-hosted AI platform that completes browser workflows with vision models, with a Playwright-compatible SDK and a managed cloud option.
Open-source no-code platform that turns websites into structured APIs
Maxun is an open-source web data platform that turns websites into structured APIs through no-code robots, full-site crawling, search, change monitoring, and agent-ready SDKs.
Open source visual regression testing for responsive web UI
BackstopJS is an open source visual regression tester that captures page screenshots across viewports and diffs them against approved baselines.
Proof-of-work CAPTCHA alternative with no cookies or tracking
ALTCHA is a self-hosted CAPTCHA alternative that blocks bots and form spam with a silent proof-of-work challenge instead of image puzzles.
Self-hosted SERP API returning Google, Bing, and Yandex results as JSON
OpenSERP is a self-hosted, MIT-licensed SERP API that returns Google, Bing, Yandex, and other engine results as structured JSON for AI agents and SEO tools.
Open-source AI testing agent for zero-code UI, API, and security validation
Hercules is an open-source AI testing agent from TestZeus that runs UI, API, security, accessibility, and visual checks from plain Gherkin scenarios.
Self-hosted website monitoring with security scans and instant alerts
StatusScout is a self-hosted monitor that scans websites for security issues and watches uptime, SSL, and DNS, alerting you the moment something breaks.