speed.cloudflare.com
Cloudflare speed test for checking download, upload, latency, jitter, and network quality.
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testnet.explorer.validium.network
Block explorer for Validium Network testnet, showing transactions, blocks, addresses, and network activity.
bufferbloat.libreqos.com
LibreQoS Test helps test internet speed, latency, and connection quality from a browser or command line.
testnet.xdcscan.com
Block explorer for XDC Apothem Network testnet, showing transactions, blocks, addresses, and network activity.
ooni.org
The OONI Probe Tor test provides an automated way of examining whether Tor works in a tested network. It measures the reachability of Tor directory authorities, OR ports and obfs4 bridge addresses. The Tor network is described as free and open source, providing online anonymity, privacy and censorship circumvention.
ping.pe
ping.pe helps test latency, packet loss, routing paths, and network reachability.
waveform.com
Waveform Test provides network diagnostics for checking connectivity, traffic, devices, or internet performance.
wireshark.org
Wireshark is a free and open-source network protocol analyzer that lets users capture and interactively browse the traffic running on a computer network, providing deep inspection of hundreds of protocols. It runs on most computing platforms including Windows, macOS, Linux, and UNIX, and can also be built from source on other platforms.
ubusuna.xeneascan.com
Block explorer for Xenea Ubusuna testnet, showing transactions, blocks, addresses, and network activity.
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.
packetsender.com
Packet Sender is a free, open source utility for sending and receiving network packets, with support for TCP, UDP, SSL and DTLS. It includes a built-in HTTP client for GET/POST requests, panel generation, a command line interface for scripting, and runs on Windows, Mac and Linux.
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.
sing-group.org
Antimicrobial Combination Networks is a database that catalogs experimentally tested antimicrobial combinations. It includes 1556 combinations among antimicrobial peptides and other antimicrobial agents tested against organisms including Pseudomonas aeruginosa, Staphylococcus aureus, and Listeria monocytogenes, and allows users to search for combinations by organism, antimicrobial agent, or between two antimicrobial components.
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.
pinging.net
Pinging.net is a web tool for testing and monitoring an internet connection. It reports status for HTTP, DNS, WebRTC and the browser, and shows web ping statistics including last, minimum, maximum and average values and packet loss, with updates every 30 seconds.
osome.iu.edu
Network Tool helps audit websites, improve search visibility, and monitor SEO or analytics performance.
packet.guru
packet.guru is a public website offering browser privacy and network diagnostic tools. It checks user IP and location, provides Privacy and Trust scores, free DNS, WebRTC and browser-fingerprint leak tests, plus 25 network tools. The tool suite is organized into Network, DNS, WEB and Utility categories for professional use, with tools including ping, traceroute, whois, DNS lookup, URL encoder/decoder, HTTP header checks and base64 encode/decode functions.
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.
testnet.bttcscan.com
Block explorer for BitTorrent Chain Donau testnet, showing transactions, blocks, addresses, and network activity.
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.
scan.test2.btcs.network
Block explorer for Core Blockchain Testnet2 testnet, showing transactions, blocks, addresses, and network activity.