Passmarked
Simple, all-in-one test to check the quality of your website
Passmarked launched on March 12, 2018 with 275 votes, #72 of 2,954 launches that month and more than 95% of that year's launches. The site was not reachable when checked in September 2026.
In plain words
Passmarked is a website quality testing tool that runs a comprehensive set of checks on websites. It offers an all-in-one solution for developers and clients to evaluate site performance, SEO, and overall quality. The tool features an open-source list of tests that can be integrated into development workflows, allowing users to customize testing based on their specific needs.
written from the facts on this page · September 2026
From the sources
Passmarked is THE tool I've been looking for to check the quality of websites (mine & clients'). The open source list of tests makes it incredibly useful and flexible for integrating into the development workflow. It's only just been launched but there's already a tremendous amount of coverage that will only get better as more people contribute.
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I made tool that let's you see everything about any website2024 · v1.web-check.xyz · ▲411Yes, it's open source: https://github.com/lissy93/web-check :) Why I'm building this? There are a lot of tools out there for discovering meta and security data relating to a website, IP or server. But currently, there isn't anything that does everything, all in one place and without a paywall/ user sign up. It's still a WIP, and I'm working on a new version, with some more comprehensive checks, so any feedback would be much appreciated :)
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