A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

A browser add-on protecting your passwords, payment data and privacy

Demo of Kafka integrated with Envoy proxy sidecars and SPIRE on K8s

Custom DNS Block Lists

IP block lists for: Malware, Bots, Hackers, Sniffers, etc. Shodan and other scanners are blocked.

Scripts I use during pentest engagements.

Some Tutorials and Things to Do while Hunting That Vulnerability.

Automatically updated, moderated and optimized lists for blocking ads, trackers, malware and other garbage

An image crawler written in Python.

Um roadmap direcionado para administração de cloud privada.

120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

A collection of hacking tools, resources and references to practice ethical hacking.

Notes for Beginner Network Pentesting Course

freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

A collective list of free APIs

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

📚 Freely available programming books

Master programming by recreating your favorite technologies from scratch.