Software Development & DevOps Cheat Sheets
Over the years, I have created various cheat sheets for the tools related to software development, PHP, Docker, Kubernetes, and DevOps that I frequently use. I have published them here hoping that they are useful to others as well. Feel free to download them, print them, and share them with others.
I am still working on adding a few more cheat sheets to this collection, so make sure to check back later for updates.
PHP Cheat Sheets
PHP Cheat Sheet
Basic syntax, control structures, types, built-in functions, object-oriented features, operators, and more for PHP.
Symfony Cheat Sheet
Console commands, form types, validation constraints, Twig functions, attributes, Symfony Flex, CLI usage, and more.
Composer Cheat Sheet
Dependency management reference for Composer with CLI commands, configuration, and version constraints.
PHIVE Cheat Sheet
Command reference for PHIVE (PHAR Installation and Verification Environment).
Docker & Kubernetes Cheat Sheets
Docker Cheat Sheet
Reference sheet for Docker with CLI and Compose commands, Dockerfile reference, best practices and more.
Kubernetes Cheat Sheet
Command line reference for the kubectl CLI tool, listing commonly used commands and options.
Helm Cheat Sheet
Command line reference for Helm, a package manager for Kubernetes applications.
Infrastructure & Cloud Cheat Sheets
Terraform Cheat Sheet
Reference sheet for Terraform listing common CLI commands and basic configuration syntax.
Linux Cheat Sheet
Linux reference with commands, file permissions, IO redirection, Bash shortcurts, directory structure, etc.
AWS Cheat Sheet
Command line reference for the aws CLI tool, with commands for IAM, EC2, EKS, RDS, S3, and more.
DigitalOcean Cheat Sheet
Reference sheet for DigitalOcean with doctl commands, resource types, Kubernetes authentication, and more.
DevOps Cheat Sheets
Git Cheat Sheet
Git workflow, CLI commands, and guidelines for writing good commit messages.
HTTP Cheat Sheet
Reference sheet with HTTP syntax, methods, headers, and status codes.
GnuPG Cheat Sheet
Command line reference for GnuPG (GPG), including key management, encryption, signing, and more.
Security Testing Cheat Sheets
nmap Cheat Sheet
Command line reference for nmap, a network scanning tool, with various host discovery and port scanning options.
Hydra Cheat Sheet
Target specification, common services, and wordlists for Hydra, a brute force login cracker.
sqlmap Cheat Sheet
Command line reference and injection techniques for sqlmap, an automatic SQL injection tool.
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