Markdown sources for the default cheat sheets accessible at https://lzone.de/
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Agile
| README
Automation
| Ansible
| Chef
| Jinja
| Mcollective
| Puppet - Hiera
| Puppet
| SaltStack
| Swagger
CICD
| ArgoCD
| Gerrit
| Git
| Github Actions
| Gradle
| JFrog CLI
| Jenkins Docs
| Jenkins Pipeline DSL
| Jenkins
| JenkinsX
| Maven
| README
Cloud
| ARM
| AWS Lamba
| AWS
| Azure Devops
| Azure
| KVM
| LXC
| OpenNebula
| OpenVZ
| README
| S3
| Terraform
| VM Tuning
| Vagrant
| VirtualBox
| Xen
| packer
Container
| Buildah
| Container Orchestration
| Docker Compose
| Docker Swarm
| Docker
| Dockerfile
| Podman
| README
| runc
| skopeo
DevOps Linux
| Architecture
| DBUS
| DKMS
| DRBD
| DXVK
| Debugging
| Filesystem
| GPG
| GPU
| Grub
| IPMI
| Kernel Tracing
| LVM
| Linux-Commands
| Linux-HA
| Linux-Sysadmin
| Linux-Virtualization
| PKI
| Partitioning
| Printing
| RAID
| README
| Wifi
| X11
| XDG
| ZFS
| auditd
| cgroups
| fontconfig
| kerberos
| mokutil
| nohup
| ollama
| perf
| screen
| socat
| sops
| strace
| sudo
| supervisor
| swap
| systemd
| systemtap
| ulimit
| vi
DevOps Methods
| ADRs
| Boot Camp
| OPA
| Post Mortem
| What,How and Why docs
DevOps Services
| Apache
| Ceph
| Consul
| CouchDB
| Couchbase
| ElasticSearch
| F5
| GlusterFS
| Graphite
| Java
| Kafka
| LDAP
| MongoDB
| MySQL
| NFS
| NTP
| Nodejs
| OAuth
| PgBouncer
| Postgres
| README
| RabbitMQ
| Redis Sentinel
| Redis
| Samba
| Splunk
| Squid
| Tomcat
| Vault
| Webserver
| Zookeeper
| etcd
| etcdv2
| htaccess
| memcached
| nginx
| sqlite
Languages
| CSS
| GCC
| JSONPath
| Linux HTML Widgets
| Misc
| PHP
| Perl
| README
| Ruby
| SQL
| Syndication
| Vala
| Web PWAs
| When to start pattern
| XML
| XPath
| XSLT
| YAML
| autotools
| gdb
| meson
| valgrind
Mobile
| adb
Monitoring
| Grafana
| Graphite
| Loki
| Munin
| Nagios
| Prometheus
Network
| CORS Proxies
| Linux-Networking
| Mail
| Network
| SMB
| SSH
| curl
| iptables
| mDNS
| netfilter
| netrc
| rsync
| ssh_config
| tc
| tcpdump
| unbound
| wget
Packaging
| Bower
| Conan
| Ruby Bundler
| apt
| cargo
| dpkg
| flatpak
| gem
| golang
| gradle
| maven
| npm
| pacman
| pip
| rvm
| snap
| yum
| zypper
Scripting Examples
| GObject
| Glib GRegex
| Glib Testing
| Glib XDG Migration
| Glib
| GraphQL
| Handlebars
| Javascript Modules
| Javascript RegExp
| Javascript strptime
| Javascript void0
| Nodejs Express
| README
| PHP Arrays
| PHP curl_setopt
| PHP date
| PHP explode
| PHP file_get_contents
| PHP implode
| PHP in_array
| PHP ini_set
| PHP preg_match
| PHP preg_replace
| PHP str_replace
| PHP stripos
| PHP strpos
| PHP strripos
| PHP strrpos
| PHP ternary operator
| PHP unserialize
| PyGI GStreamer
| PyGI GnomeKeyring
| PyGI GtkStatusIcon
| Python Dictionary
| Python Syntax
| Python argparse
| Python re.match
| Python re
| Python re.sub
| Python simplehttpserver
| Python split
| Python string concat
| Python subprocess
| Python
| README
| Go Regex
| Regex Overview
| Ruby Regex
Scripting
| APIs
| Bash Associative Array
| Bash Functions
| Bash Regex
| Bash
| Images
| Locking
| Scripting
| Shell-Scripting
| awk
| ffmpeg
| jq
| sed
| xargs
| yq
| zenity
Security
| AppArmor
| HTTPS
| Incident Handling
| OpenSCAP
| OpenSSL
| Package Vulnerabilities
| SELinux
| SIEM
| SSL-Certificates
| Security Auditing
| Security-News-Feeds
| Security
Solutions
| SaaS Dev Tools
| Service Architecture
| Solutions Auth
| Solutions Automation
| Solutions CICD
| Solutions Firewall
| Solutions Hosting
| Solutions Install Server
| Solutions Loadbalancing
| Solutions Monitoring
| Solutions NoSQL
| Solutions Orchestration
| Solutions Virtualization
Windows
| Edge
| PowerShell
| WSL
| netsh
| registry
| wmic
kubernetes
| Helm Templates
| Helm
| Minikube
| Minishift
| Openshift
| PKS
| Tekton
| kops
| kubectl
| kubernetes ConfigMap
| kubernetes DNS
| kubernetes StorageClass
| kubernetes
| nginx-ingress
It is impossible to cover all important topics, so lzone.de supports adding all the following content too.
| Cheat Sheet | Stars | Type | Category |
|---|---|---|---|
| 30s-of-code CSS | π Cheat Sheet | Development | |
| 30s-of-code Git | π Cheat Sheet | DevOps | |
| 30s-of-code JS | π Cheat Sheet | Development | |
| 30s-of-code Python | π Cheat Sheet | Development | |
| AWK anti-textbook | β742 | π‘ Tutorial | DevOps |
| AWS EKS Best Practices | β2135 | π Docs | DevOps |
| AWS EKS Workshop | β563 | π Docs | Cloud |
| AWS ELB Best Practices | β29 | π Docs | DevOps |
| AWS S3 Python | β31 | π Book | DevOps |
| AWS Serverless Workshop | β4252 | π Docs | Cloud |
| AWSCookbook Security | β48 | π Docs | Security |
| Ansible Tutorial | β2282 | π Docs | DevOps |
| ArchiMate CheatSheet | β4 | π Cheat Sheet | Architecture |
| ArchiMate Intro | β32 | π‘ Tutorial | Architecture |
| Architecture Books | β10428 | π Awesome | Architecture |
| Architecture Decision Records | β14289 | π Docs | Architecture |
| Architecture Domain Driven Hexagon | β14001 | π Docs | Architecture |
| Architecture Enterprise Patterns | β3426 | π Docs | Architecture |
| Architecture Microservices | β172 | π Docs | Architecture |
| Awesome AWS Security | β1458 | π Awesome | Security |
| Awesome Azure Architecture | β1641 | π Awesome | Cloud |
| Awesome CS Courses | β63344 | π Awesome | Programming |
| Awesome Cheat Sheets | β7982 | π Awesome | Programming |
| Awesome Clean Architecture | π Awesome | Architecture | |
| Awesome Cloud Security | β2297 | π Awesome | Security |
| Awesome Design Patterns | β44266 | π Awesome | Architecture |
| Awesome GraphQL | β14835 | π Awesome | Programming |
| Awesome OSINT | β23021 | π Awesome | Security |
| Awesome OpenPolicyAgent | β830 | π Awesome | Security |
| Awesome Programming Projects | β247809 | π Docs | Programming |
| Awesome Public Datasets | β68541 | π Awesome | Programming |
| Awesome Python | β262474 | π Awesome | Programming |
| Awesome Scalability | β65721 | π Awesome | Architecture |
| Awesome Security | β1824 | π Awesome | Security |
| Awesome k8s Security | β1984 | π Awesome | Security |
| Azure Monitoring Baseline | β272 | π Docs | Cloud |
| Azure Powershell | β112 | π Cheat Sheet | DevOps |
| Azure Security | β237 | π Docs | Security |
| Backend Development Whitepaper | β3948 | π Book | Programming |
| Bash Handbook | β5902 | π Book | DevOps |
| Bash Streams Handbook | β256 | π Cheat Sheet | DevOps |
| Bash by Example | β47 | π Cheat Sheet | DevOps |
| Bayesian Modelling in Python | β2511 | π Docs | Programming |
| C4-PlantUML Documentation | β6992 | π Docs | Architecture |
| CSS Architecture | β2584 | π Cheat Sheet | Architecture |
| Cloud Outages Index | β2 | π Docs | DevOps |
| Cloud Provider Cheat Sheets | β128 | π Cheat Sheet | DevOps |
| Coding Interview University | β332058 | π Docs | Development |
| Cognitive Load | β11502 | π‘ Tutorial | Programming |
| DDD Context Mapping | β1723 | π Docs | Architecture |
| DDD Miro Templates | β84 | π Docs | Architecture |
| DDD Starter Modelling | β5390 | π Docs | Architecture |
| DDD by Examples | β5455 | π Docs | Architecture |
| Databases Introduction | β57 | π Book | Architecture |
| Design: Aggregate Design Canvas | β786 | π Docs | Architecture |
| Design: Bounded Context Canvas | β1980 | π Docs | Architecture |
| Design: Core Domain Charts | β592 | π Docs | Architecture |
| DevOps Video Tutorials | β4245 | π Docs | DevOps |
| DevSecOps Maturity Model | β542 | π Docs | DevOps |
| DevSecOps SLSA Framework | β1743 | π Docs | DevOps |
| Docker Cheat Sheet | β22437 | π Cheat Sheet | DevOps |
| Docker Getting Started | β3021 | π Cheat Sheet | DevOps |
| Documentation Ansible | β138 | π Docs | DevOps |
| Documentation Apache CloudStack | β15 | π Docs | DevOps |
| Documentation ArgoCD | β21061 | π Docs | DevOps |
| Documentation Cacti | β62 | π Docs | DevOps |
| Documentation Certbot | β32563 | π Docs | DevOps |
| Documentation Chef | β140 | π Docs | DevOps |
| Documentation CircleCI | β824 | π Docs | DevOps |
| Documentation CloudFoundry Bosh | β37 | π Docs | DevOps |
| Documentation Compendium | π Awesome | DevOps | |
| Documentation CoreDNS | β183 | π Docs | DevOps |
| Documentation Datadog | β547 | π Docs | DevOps |
| Documentation Docker | β4419 | π Docs | DevOps |
| Documentation FluentBit | β146 | π Docs | DevOps |
| Documentation Flux | β60 | π Docs | DevOps |
| Documentation FreeBSD | β357 | π Docs | DevOps |
| Documentation GRR | β307 | π Docs | Security |
| Documentation Google GVisor | β17110 | π Docs | Security |
| Documentation Google OSFIR | β159 | π Docs | Security |
| Documentation Grafana Loki | β26797 | π Docs | DevOps |
| Documentation Grafana LokiStack Operator | β26797 | π Docs | DevOps |
| Documentation Helm | β223 | π Docs | DevOps |
| Documentation Kata Containers | β6905 | π Docs | Security |
| Documentation Linode | β1387 | π Docs | SaaS |
| Documentation OSV Scanner | β7964 | π Docs | Security |
| Documentation OpenTelemetry | β790 | π Docs | DevOps |
| Documentation Openshift | β839 | π Docs | DevOps |
| Documentation Powershell | β2292 | π Docs | DevOps |
| Documentation Prometheus | β700 | π Docs | DevOps |
| Documentation Prometheus Alertmanager | β7279 | π Docs | DevOps |
| Documentation Prometheus Operator | β9704 | π Docs | DevOps |
| Documentation Puppet | β221 | π Docs | DevOps |
| Documentation RabbitMQ | β1027 | π Docs | DevOps |
| Documentation RedisLabs | β66 | π Docs | DevOps |
| Documentation Telegraf | β16406 | π Docs | DevOps |
| Documentation TravisCI | β622 | π Docs | DevOps |
| Documentation cfengine | β36 | π Docs | DevOps |
| Documentation docker-bench-security | β9510 | π Docs | Security |
| Documentation juju | β2555 | π Docs | DevOps |
| Documentation knative | β4913 | π Docs | DevOps |
| Documentation kubebench | β7779 | π Docs | Security |
| Documentation kubernetes | β5041 | π Docs | DevOps |
| Documentation kubeseal | β8658 | π Docs | DevOps |
| Documentation pfsense (legacy) | β124 | π Docs | DevOps |
| Documentation pprof | β8839 | π Docs | Programming |
| Documentation rundeck | β81 | π Docs | DevOps |
| Elastic Data Lake Architecture | β23 | π Docs | Architecture |
| ElasticSearch Architecture | β4 | π Docs | Architecture |
| ElasticSearch Examples | β2644 | π Docs | DevOps |
| Embedded New Testament | β551 | π Docs | Development |
| Everything curl | β2178 | π Book | DevOps |
| Excel Cheat Sheet | β4 | π Cheat Sheet | DevOps |
| FastAI Fastbook | β23851 | π Book | ML |
| Favicon Cheat Sheet | β9882 | π Cheat Sheet | Web |
| Feature Sliced Frontend Design | β2047 | π‘ Tutorial | Architecture |
| Free Programming Books | β371390 | π Book | Development |
| Free Tier SaaS List | β114171 | π Cheat Sheet | SaaS |
| Fuzzing 101 | β3609 | π Docs | Security |
| GCP Cheat Sheet | β119 | π Cheat Sheet | DevOps |
| GDB Cheat Sheet | β18 | π Cheat Sheet | DevOps |
| Generating Flamegraphs | β18871 | π Docs | DevOps |
| Geo Data Science Book | β350 | π Book | ML |
| Github Cheat Sheet | β52757 | π Cheat Sheet | Programming |
| Globbing Cheat Sheet | β158 | π Cheat Sheet | DevOps |
| Google Cloud Guide | β175 | π Cheat Sheet | DevOps |
| Google DevOps Governance | β83 | π Docs | DevOps |
| Google Engineering Practices | β20336 | π Cheat Sheet | DevOps |
| How Programming Works | β491 | π Book | Development |
| How to secure a Linux Server | β20304 | π Docs | Security |
| IMDB Data in the Terminal | β7 | π‘ Tutorial | ML |
| Interview Questions: 30s-of-code JS | π Cheat Sheet | Development | |
| Interview Questions: Android | β12109 | π¬ Interview | ML |
| Interview Questions: Data Science | β9531 | π¬ Interview | ML |
| Interview Questions: FAANG | β3620 | π¬ Interview | Development |
| Interview Questions: Java | β307 | π¬ Interview | Development |
| Interview Questions: Linux Sysadmin | β5204 | π¬ Interview | DevOps |
| Interview Questions: ML | β1592 | π¬ Interview | ML |
| Interview Questions: System Design | β9115 | π¬ Interview | Architecture |
| Interview Questions: System Design and Architecture | β3076 | π¬ Interview | Architecture |
| JS Promise Cookbook | β1617 | π Book | Development |
| Jaeger Distributed Tracing | β80 | π Docs | DevOps |
| Java 8 Tutorial | β16784 | π Docs | Programming |
| Javascript ES6 Cheatsheet | β13362 | π Cheat Sheet | Programming |
| Javascript Functional Programming | β23784 | π Docs | Programming |
| Javascript NPM with ES Modules | β75 | π Docs | Programming |
| Kafka Architecture | β106 | π Docs | Architecture |
| LZone Cheat Sheets | β320 | CheatSheet | DevOps |
| Learn CLI text processing | β10187 | π‘ Tutorial | DevOps |
| Learn Regex | β46110 | π Cheat Sheet | Programming |
| Learn To Cloud | β5260 | π‘ Tutorial | DevOps |
| Learn UML2 | β122 | π Book | Architecture |
| Learn Vim | β14682 | π‘ Tutorial | DevOps |
| Learn sed | β2 | π‘ Tutorial | DevOps |
| LearnXinYMinutes | β12027 | π‘ Tutorial | Programming |
| Learning Path AI Expert | β30441 | π Learning Path | Development |
| Learning Path Data Science | π Learning Path | Development | |
| Learning Path FullStack Web Dev | β3469 | π Learning Path | Development |
| Learning Path Functional Programming | β1029 | π Learning Path | Development |
| Learning Path Senior Developer | β2975 | π Learning Path | Development |
| Learning Path Software Design | β3357 | π Learning Path | Development |
| Learning Path Springboot Microservices | β294 | π Learning Path | Development |
| Learning Path System Design | β85 | π Learning Path | Architecture |
| Learning Path Thinkerhub | β65 | π Learning Path | Development |
| Learning Path by Role | β30 | π Learning Path | Development |
| Learning Path k8s | β7237 | π Learning Path | DevOps |
| Learning Path k8s (Microsoft) | β387 | π Learning Path | DevOps |
| Learning freeCodeCamp | β429578 | π‘ Tutorial | Programming |
| Linux Kernel Docs | β1 | π Docs | Development |
| Linux XDP Tutorial | β2779 | π Docs | Programming |
| Little Go Book | β2280 | π Book | Development |
| Little MongoDB Book | β1498 | π Book | Development |
| Little Redis Book | β1459 | π Book | Development |
| MDN accessibility | β9794 | π Docs | Web |
| MDN api | β9794 | π Docs | Web |
| MDN css | β9794 | π Docs | Web |
| MDN demos | β9795 | π Docs | Web |
| MDN events | β9795 | π Docs | Web |
| MDN exslt | β9795 | π Docs | Web |
| MDN guide | β9795 | π Docs | Web |
| MDN html | β9795 | π Docs | Web |
| MDN http | β9795 | π Docs | Web |
| MDN javascript | β9795 | π Docs | Web |
| MDN manifest | β9795 | π Docs | Web |
| MDN mathml | β9795 | π Docs | Web |
| MDN media | β9795 | π Docs | Web |
| MDN opensearch | β9795 | π Docs | Web |
| MDN performance | β9795 | π Docs | Web |
| MDN privacy | β9795 | π Docs | Web |
| MDN progressive_web_apps | β9795 | π Docs | Web |
| MDN security | β9795 | π Docs | Web |
| MDN svg | β9797 | π Docs | Web |
| MDN text_fragments | β9797 | π Docs | Web |
| MDN tutorials | β9797 | π Docs | Web |
| MDN webdriver | β9797 | π Docs | Web |
| MDN xml | β9797 | π Docs | Web |
| MDN xpath | β9797 | π Docs | Web |
| MDN xslt | β9797 | π Docs | Web |
| MITM Cheat Sheet | β1005 | π Cheat Sheet | Security |
| MS Architecture Center | β1944 | π Docs | Architecture |
| MS Virtualization | β1874 | π Docs | DevOps |
| Markdown Architecture Decision Records | β1866 | π Cheat Sheet | Architecture |
| Meta Checklist | β2899 | π Docs | DevOps |
| Modern C++ Tutorial | β25155 | π Docs | Programming |
| Monitoring with Prometheus | β4 | π Book | DevOps |
| Naming Cheat Sheet | β14176 | π Cheat Sheet | Programming |
| Nature of Code | π Book | Programming | |
| Network Segmentation Cheat Sheet | β3404 | π Cheat Sheet | DevOps |
| OS Tutorial | β29730 | π Docs | Programming |
| OSS Vulnerability Guide | β138 | π Cheat Sheet | Security |
| OWASP Cheat Sheets Series | β30395 | π Cheat Sheet | Security |
| OpenSSL Architecture | β65 | π Docs | Architecture |
| Puppet Handbook | π Book | DevOps | |
| Pure Bash Bible | β40423 | π Book | DevOps |
| Python Introcution: Byte of Python | β2418 | π Book | DevOps |
| Python Machine Learning | β4921 | π Book | ML |
| Python Tutorial | β1503 | π Book | DevOps |
| Python pdb Tutorial | β877 | π Cheat Sheet | DevOps |
| RabbitMQ Client Tutorials | β6824 | π Docs | Programming |
| Reverse Shells | π Cheat Sheet | Security | |
| Runbooks AWS Incidents | β1026 | π€ Runbook | Cloud |
| Runbooks Concept | β1 | π€ Runbook | DevOps |
| Runbooks Container Solutions | β128 | π€ Runbook | DevOps |
| Runbooks Example | β31 | π€ Runbook | DevOps |
| Runbooks Openshift | β87 | π€ Runbook | DevOps |
| Runbooks PagerDuty Incident Response | β1033 | π€ Runbook | DevOps |
| Runbooks Pentesting | β1 | π€ Runbook | Security |
| Runbooks Prometheus Operator | β108 | π Docs | DevOps |
| Runbooks Security Incident | β52 | π€ Runbook | Security |
| SAP Tutorials | β830 | π Docs | DevOps |
| SRE Cheat Sheet | β56 | π Cheat Sheet | DevOps |
| Scalable SW Architecture | β2072 | π Awesome | Architecture |
| Security 101 for SaaS Startups | β4622 | π Docs | Security |
| Solution Architecture Links | β684 | π Awesome | Architecture |
| SprintBoot Best Practices | β1362 | π Docs | Architecture |
| SysML v2 Documentation | β670 | π Docs | Architecture |
| System Design 101 | β77538 | π¬ Interview | DevOps |
| System Design Primer | β323711 | π¬ Interview | DevOps |
| Tekton 101 | β9 | π‘ Tutorial | DevOps |
| Terraform Zero to Hero | β3516 | π Docs | DevOps |
| The Bread Code | β4121 | π Book | DevOps |
| The JS Way | β7910 | π Book | Development |
| Tomato SW Architecture | β786 | π‘ Tutorial | Architecture |
| Tutorial RabbitMQ | β2 | π‘ Tutorial | DevOps |
| TypeSpec API Generator | β5443 | π Docs | Architecture |
| Typescript Handbook | β2399 | π Book | Development |
| Video Tutorials | β320 | π‘ Tutorial | DevOps |
| WTFJS | β37250 | π Book | Programming |
| What is Enterprise Architecture | β244 | π Docs | Architecture |
| Xapax Security | β1020 | π Cheat Sheet | Security |
| Zabbix Book | β36 | π Book | DevOps |
| arc42 Documentation | β53 | π Docs | Architecture |
| awesome Architecture | β10013 | π Awesome | Architecture |
| devhints.io | β14261 | π Cheat Sheet | DevOps |
| devinterview.io AWS | β45 | π¬ Interview | Cloud |
| devinterview.io Apache Spark | β25 | π¬ Interview | ML |
| devinterview.io Architecture | β130 | π¬ Interview | Architecture |
| devinterview.io Azure | β9 | π¬ Interview | Cloud |
| devinterview.io CAP theorem | β20 | π¬ Interview | Architecture |
| devinterview.io DDD | β14 | π¬ Interview | Architecture |
| devinterview.io Data Analyst | β34 | π¬ Interview | ML |
| devinterview.io Data Engineer | β41 | π¬ Interview | DevOps |
| devinterview.io Dimensionality | β8 | π¬ Interview | ML |
| devinterview.io Docker | β78 | π¬ Interview | DevOps |
| devinterview.io Loadbalancing | β20 | π¬ Interview | DevOps |
| devinterview.io Microservices | β113 | π¬ Interview | Architecture |
| devinterview.io Middleware | β14 | π¬ Interview | Architecture |
| devinterview.io NOSQL | β28 | π¬ Interview | DevOps |
| devinterview.io SOA | β12 | π¬ Interview | Architecture |
| devinterview.io XML | β3 | π¬ Interview | DevOps |
| devinterview.io availability | β11 | π¬ Interview | DevOps |
| devinterview.io kubernetes | β28 | π¬ Interview | DevOps |
| eg Cheat Sheets | β1947 | π Cheat Sheet | DevOps |
| golang Cheat Sheet | β8742 | π Cheat Sheet | Programming |
| k8s CKAD Tutorial | β28 | π‘ Tutorial | DevOps |
| k8s Istio Tutorial | β322 | π‘ Tutorial | DevOps |
| k8s NetworkPolicy Tutorial | β140 | π‘ Tutorial | DevOps |
| k8s Nomand Tutorial | β353 | π‘ Tutorial | DevOps |
| k8s Tekton Tutorial | β9 | π‘ Tutorial | DevOps |
| k8s the hard way | β46154 | π‘ Tutorial | DevOps |
| nginx Admin Handbook | β14017 | π Docs | DevOps |
| nocomplexity Architecture Playbook | β731 | π Docs | Architecture |
| reactnative.guide | π Book | Development | |
| rsync Tutorial | π Cheat Sheet | DevOps | |
| x86 bare metal examples | β5144 | π‘ Tutorial | Development |