Delta Chat offers secure, decentralized messaging with multi-profile support and interactive web apps, built on Internet Standards. The application combines instant messaging features with email server compatibility and end-to-end encryption. Users can access the platform across mobile and desktop devices while enjoying gaming and collaboration features.
A detailed account of reviving a vintage JavaStation computer, transforming it from a non-functional state to running NetBSD through network booting. The narrative covers troubleshooting steps, configuration details, and successful implementation of RARP, TFTP, and NFS services.
Tailscale creates a virtual private network enabling secure remote access to devices and file sharing without traditional port forwarding. The service offers features like device-to-device connectivity, Taildrop for easy file transfers, and VPN capabilities through Mullvad integration.
Mox is a modern, open-source email server written in Go that combines all essential email protocols in a single, easy-to-maintain application. The server offers comprehensive features including IMAP4, SMTP, security protocols, and can be set up within 10 minutes through a quickstart command, addressing the growing centralization of email services.
A hands-on educational resource focused on block cipher cryptanalysis, with a particular emphasis on attacking AES. The course provides guided exercises and practical implementations rather than theoretical knowledge, making complex cryptography concepts more approachable.
Yoke enables infrastructure management through actual code rather than configuration files, allowing developers to write infrastructure definitions in Go or Rust and compile them to WebAssembly. Its Air Traffic Control feature offers powerful Kubernetes operator capabilities through CustomResourceDefinitions, while maintaining security through WebAssembly sandboxing and limited system access.
A detailed guide explains how to build a TCP/IP stack from scratch, focusing on implementing Ethernet and ARP protocols in userspace Linux. The implementation uses TUN/TAP devices for intercepting network traffic and demonstrates successful ARP request handling, serving as an educational resource for deep network programming.
A technical comparison between Fuchsia's component framework and Linux container solutions, highlighting their similarities in blob fetching, filesystem isolation, and process namespacing. The presentation explores how different use cases and requirements lead to distinct strengths in each system, focusing on their key technological divergences.
SQLite's strengths shine particularly well at scale, offering advantages like dynamic scaling, infinite cheap databases, and global distribution through platforms like Cloudflare Durable Objects and Turso. The SQLite-per-partition approach provides local ACID transactions and efficient I/O, making it a viable alternative to traditional partitioned databases for large-scale deployments.
A comprehensive technical guide explaining the internal mechanisms and subsystems of PostgreSQL database system, covering versions 17 and earlier. The document serves as an educational resource detailing process architecture, query processing, concurrency control, and other crucial database management aspects, authored by Hironobu SUZUKI.