TERES-I Do-It-Yourself Free Open Source Hardware and Software laptop with ARM64 and x86 processors. Comes as a kit or a bunch of spare parts. FOSH/FOSS. ARM64, x86, MIPS variants. Can be upgraded piecemeal. Definitely runs Ubuntu and Android, can probably run other ported distros with a bit of work. Has all of the features and components that you'd expect, from wireless to a built-in webcam. Of course, you can probably leave out the stuff you don't want.
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Sells OEM RAM for computers.
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A ruleset-based access control system for the Linux kernel.
Free downloads of older shareware and abandonware games, applications, and utilities.
A massive online database of default passwords for networking hardware, embedded devices, and operating systems.
A free utility for Windows that extracts your wireless keys in case you forget them.
An open source decompilation application that helps the user reverse engineering applications. Retargetable to different CPUs, so you can (say) reverse a SPARC binary on a PowerPC machine. Modular.
A bundle of open source cryptographic software for Microsoft Windows with an installer to make it simple to set up. Includes GnuPG, WinPT and GPA (keyring managers), GPGol (a plugin for Outlook 2003), GPGee (a plugin for the Windows Explorer), and a copy of Claws (an e-mail client that uses GnuPG transparently). Also includes handbooks for newbies with crypto.
Your one-stop RPM repository for all the packages that Redhat and Fedora Core won't package, like basic MP3 playback support.
Twelve simple truths (and a couple of corollaries) about networks, networking, and network protocols.
A website about randomness, (pseudo-)random number generators, and cryptographic entropy. Contains discussions of these topics as well as some online RNGs to play with.
A Creative Commons-licensed book by Al Sweigart that teaches programming in Python through writing your own video games. Full source code is included.
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