MYSYSAD is a curated directory for System Administrators.
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R/SYSADMIN
☾ DARK MODE
THE HOLY TRINITY
RHEL DOCS
DEBIAN WIKI
WIN SERVER DOCS
LEGACY / UNIX
OPENSOLARIS (ORACLE ARCHIVE)
OPENINDIANA (ILLUMOS)
FREEBSD HANDBOOK
NETBSD WIKI
TOP TUTORIALS
LINUX JOURNEY
DIGITALOCEAN COMMUNITY
THE LINUX COMMAND LINE
PLAY WITH DOCKER
KUBERNETES BASICS
OVERTHEWIRE (WARGAMES)
PRO GIT BOOK
ART OF COMMAND LINE
SYSADMIN ROADMAP
VIM ADVENTURES
CHEAT SHEETS
DevHints (Everything)
SS64 (CMD/Bash/PS Ref)
GTFOBins (Bypass)
Crontab Guru
SCRIPTING
Adv Bash Guide
Python 3 Lib
PowerShell Docs
AI / LLM OPS
OLLAMA (RUN LOCAL LLMS)
HUGGING FACE MODELS
GITHUB COPILOT CLI
CLAUDE.AI (BEST SCRIPTING)
CONNECTING...
SYSADMIN WIRE: AGGREGATING...
FETCHING LIVE DATA (HN + REDDIT)...
CRITICAL VULNERABILITIES
MITRE CVE LIST
CISA KEV CATALOG
NIST NVD DATABASE
INFRASTRUCTURE
TERRAFORM REGISTRY
TERRAFORM DOCS
ANSIBLE DOCS
PACKER DOCS
NETWORKING
IPCalc (Jodies.de)
Hurricane Electric BGP
CIDR.xyz (Visual)
Wireshark Guide
NMAP Reference
OBSERVABILITY
Prometheus
Grafana Labs
Zabbix Manual
DATABASES
POSTGRESQL DOCS
MYSQL REFERENCE
MARIADB KNOWLEDGE
REDIS COMMANDS
MONGODB MANUAL
SQLITE DOCS
EXCEL / DATA OPS
XLOOKUP
Power Query (Import CSVs)
Text to Columns
Admin Shortcuts
MISC TOOLS
CyberChef
MXToolbox (DNS/SMTP)
Wayback Machine