X-ray vision for engineers: accessible, cloud-based CT analysis and inspection software.

Free & Open Source apps by Alicia Sykes

Test your Internet connection for lost packets or high latency to ensure that your gaming and communication is always reliable, all for free in your browser.

Analyze your network's stability and speed using our free latency monitoring tool. Runs forever to detect any spikes in latency or drops in packets.

Wordlists that are up to date and effective against the most popular technologies on the internet.

The news blog specialized in Japanese culture, odd news, gadgets and all other funny stuffs. Updated everyday.

Explore 25 years onboard the International Space Station.

A monospaced pixel font with a lo-fi, techy vibe.

Open source data modeling tool designed for PostgreSQL. No more DDL commands written by hand. Let pgModeler do the job for you!

Nmap on steroids. Simple CLI with the ability to run pure Nmap engine, 31 modules with 459 scan profiles. - trimstray/sandmap

Quantum’s (a.k.a. Guanzhong Chen) blog about coding, security, and other computer technology.

Practice problem solving and compete against others on the DMOJ, a modern contest platform and archive of programming problems.