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.
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.
Illuminant is an ActivityPub server with NNTP interface, allowing users to interact with the Fediverse through traditional newsreaders. The system supports core Fediverse features like following users, posting content, liking, and boosting, while organizing content into newsgroups for easy navigation.
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 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.
The Ladybird project merged 281 PRs from 35 contributors, welcomed new sponsors including Shopify and Proton, and achieved significant improvements in Web Platform Tests compliance. Key technical advancements include OpenSSL adoption, Firefox DevTools protocol support, and various CSS implementations, demonstrating substantial progress toward the 90% pass rate required for iOS alternative browser engine eligibility.
A reflection on the continued use of Firefox browser amid Mozilla's recent controversial decisions, exploring alternatives like LibreWolf, Debian repos version, and standalone applications. The analysis weighs various options while considering privacy, security, and functionality needs, ultimately leaning towards maintaining Firefox usage while monitoring Mozilla's direction.
GrapheneOS has successfully blocked three Linux kernel vulnerabilities exploited by Cellebrite for Android data extraction through multiple protection layers. The vulnerabilities include heap overflows in USB drivers and uninitialized heap memory issues, which GrapheneOS addressed through hardware-level USB control, memory tagging, and advanced kernel security features.