A free set of online tools to help with IP addressing and subnetting.

An interactive, graph-based roadmap for learning infrastructure, SRE, and DevOps. Whether you're a frontend dev, a vibe coder, or brand new to ops — follow your curiosity from 'what is code?' to production-grade infrastructure.

Valkey Admin is a new open source observability and management tool from the Valkey project that brings cluster visibility, data inspection, and troubleshooting into a single view. It ships as a native desktop application for macOS and Linux, and as a containerized…

A new unified API for extending Envoy proxies in Istio with WebAssembly and Lua, supporting both sidecar and ambient mode.

Gitea private container images were accessible to anyone on the internet, no credentials required, across healthcare, aerospace, and critical infrastructure worldwide.

GigLedger is a self-hosted finance dashboard built for freelancers, contractors, and gig workers who want a clear picture of income, expenses, and quarterly tax obligations — without the complexity...

Run your own DNS server at home. See exactly what every device is doing, block ads network-wide, and take complete control of your network.

Self-hosted darkroom print log and Immich photo library viewer. Browse, sort, and filter your Immich albums and library — including sort by upload or taken date inside albums, a feature missing fro...

Habitat is a free and open source self-hosted social platform for local communities - carlnewton/habitat

Nix is a tool that takes a unique approach to package management and system configuration. Learn how to make reproducible, declarative and reliable systems.

14 years ago, I helped break HTTP header compression, then was asked to review the fix, which became part of HTTP/2. Life has come full circle: today we're releasing an attack I missed.

A nitter-like frontend for instagram

SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits. - chaitin/SafeLine

400+ Arch User Repository packages have been compromised in a massive, sophisticated supply chain attack, including a rootkit installation.

https://discourse.ifin.network/t/400-aur-packages-compromised-with-infostealer-and-rootkit/577

#ThreatIntel #ThreatIntelligence…

⚡ LFK is a lightning-fast, keyboard-focused, yazi-inspired terminal user interface for navigating and managing Kubernetes clusters. Built for speed and efficiency, it brings a three-column Miller c...

Diátaxis is a widely-adopted, pragmatic and systematic approach to thinking about and creating documentation.

Two vulnerabilities affect the libssh2 library, a prerequisite for many systems that use the SSH, SCP, and SFTP protocols.

A practical setup for a Raspberry Pi-friendly voice assistant based on Platypush.