speed.cloudflare.com
Cloudflare speed test for checking download, upload, latency, jitter, and network quality.
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fast.com
Fast.com is a simple internet speed testing tool. It estimates a user's download speed in seconds, with support for dozens of languages. The tool also offers optional metrics including upload speed, loaded and unloaded latency, and configurable parallel connection and test duration settings for more detailed network performance checks.
bufferbloat.libreqos.com
LibreQoS Test helps test internet speed, latency, and connection quality from a browser or command line.
dnsspeedtest.online
A free browser-based DNS speed test that benchmarks DNS-over-HTTPS servers from the user's location in real time. It sends live DoH queries locally without server-side code, times full round trips, and marks unresponsive servers as unavailable. Queries time out after five seconds, and results are intended for relative comparison between servers.
openspeedtest.com
OpenSpeedTest is a browser-based HTML5 internet speed test that measures download, upload, ping, and jitter without Flash or Java. It works on phones, TVs, consoles, and computers. A free and open-source self-hosted server can be deployed, and a speed test widget can be embedded on websites or apps.
css-speedrun.netlify.app
CSS Speedrun is a small web app for testing CSS knowledge. Users enter the CSS selector that applies to all elements marked with an arrow, and a timer starts after the first puzzle is solved correctly. It presents 10 puzzles, and users can view their results or check the GitHub repository to create their own puzzles.
tools.pingdom.com
Pingdom's free Website Speed Test analyzes a webpage's load time and identifies bottlenecks. A full page test breaks requests into stages such as DNS lookup, SSL handshake, connect, send, wait, receive and blocked, and flags redirects and 4xx or 5xx responses. Pingdom also offers uptime and performance monitoring from more than 70 global polling locations.
monkeytype.com
Monkeytype is a typing test website with a minimal design. It offers various test modes and features, and is described as customizable. The site lets users test themselves and track their progress to improve typing speed.
ping.pe
ping.pe helps test latency, packet loss, routing paths, and network reachability.
checkbot.io
Checkbot SEO checker checks page speed, performance, technical issues, and web quality signals.
debugbear.com
DebugBear checks page speed, performance, technical issues, and web quality signals.
chrome.google.com
Google Lighthouse checks page speed, performance, technical issues, and web quality signals.
gtmetrix.com
GTmetrix checks page speed, performance, technical issues, and web quality signals.
speedvitals.com
SpeedVitals is a website speed testing tool that runs page speed tests from 30 or more locations and devices and measures Core Web Vitals. It also provides a TTFB test, batch analysis of up to 50 tests, performance monitoring with email and Slack alerts, and reports including waterfall charts and resource summaries. The site lists free tools such as an image compressor and an SEO analyzer.
80legs.com
80legs offers customizable web scraping, including custom web crawling run on a cloud-enabled platform and a Giant Web Crawl product that pulls custom data from a crawl of the entire web. It also points to Datafiniti for instant access to web data.
cachedview.nl
CachedView searches multiple providers, including the Wayback Machine, Archive.today and others, to check whether a webpage is in their cache and links to the results. Users enter a URL to receive its current status and view cached or archived results.
clippingmini.com
ClippingMini is a bookmark manager that saves links, files and documents into folders. The source states that AI tags, categorizes and summarizes them, checks unsafe URLs and previews documents, video and audio in the browser. It is available through a Chrome extension and a web app, and it can be connected in ChatGPT for saving links and searching the library.
aecreations.io
Clippings is a browser extension or add-on that improves everyday web browsing workflows.
whatismybrowser.com
Wget Wizard is a web form that helps users build Wget command lines through a user interface covering popular options. It does not download files itself; it suggests a command to run with Wget on a computer or server. The page notes advanced options are omitted.
globalping.io
Globalping is a platform for running network commands such as ping, traceroute and DNS resolve on probes distributed worldwide. It is used to monitor, debug and benchmark internet infrastructure. It offers a REST API, CLI and integrations.
heritrix.readthedocs.io
Heritrix is a web archiving or scraping tool for saving pages, data, or online content.
en.infinitynewtab.com
Infinity New Tab is a new tab page extension based on Chrome's new tab page. It offers management of frequently accessed websites with redrawn icons, one-click addition of sites, swift switching among search engines, and customizable wallpapers. It also includes sidebar gadgets. Installation is available on Chrome with an offline Crx file option.
irchiver.com
Irchiver is a research project and software that automatically takes screenshots of web content and provides full-text search of browsing history. It runs on Windows and Mac with several browsers and stores screenshots as WebP plus text files in a local folder without network connectivity.
markdowndown.vercel.app
MarkdownDown is a web archiving or scraping tool for saving pages, data, or online content.