Welcome to the Cheat-Sheet Collection for DevOps, Engineers, IT, and more! This repository contains a curated list of cheat-sheets for various tools and technologies commonly used in the software development and IT industry.

Before we delve into the cheat-sheets, here are some essential rules to keep in mind:

• All cheat-sheets are provided in PDF format only.
• Contributors are warmly welcomed to improve and expand the collection.
• If you find the cheat-sheets helpful, show your appreciation by giving us a ⭐ on GitHub.

1. Nginx: Nginx is open-source software for web serving, reverse proxying, caching, load balancing, media streaming, and more.

2. Docker: Docker is a tool designed to make it easier to create, deploy, and run applications using containers.

   • Docker
   • Docker by JRebel
   • Docker Security

3. Ansible: Ansible is the simplest way to automate apps and IT infrastructure.

4. Python: Python is an interpreted, high-level, general-purpose programming language.

   • Python 3 - The Basics
   • Python for Beginners

5. Go (Golang): Go, also known as Golang, is a statically typed, compiled programming language designed at Google.

6. Git: Git is the open-source distributed version control system that facilitates GitHub activities on your laptop or desktop.

   • Git by Atlassian
   • Git by GitHub
   • Git by Git-Tower
   • Git/GitHub - Pull Request

7. Regular Expression (Regex): Regular expressions are special text strings for describing search patterns.

   • Regex
   • Regex for Python

8. PowerShell: PowerShell is a task automation and configuration management framework from Microsoft.

9. VIM: VIM, aka Vi IMproved, is a highly configurable text editor for efficiently creating and changing any kind of text.

10. Jenkins: Jenkins is an open-source automation server that enables developers to reliably build, test, and deploy their software.

11. Continuous Integration and Continuous Delivery (CI/CD): CI/CD frameworks have made the practice of software development increasingly complex—and overwhelming.

    • CI/CD Framework

12. Kubernetes: Kubernetes is an open-source system for automating deployment, scaling, and management of containerized applications.

    • Kubernetes K8s Cheat-Sheet
    • Kubectl: Kubectl is a command-line interface for running commands against Kubernetes clusters.

13. Linux:

    • Bash: Bash is a Unix shell and command language written by Brian Fox for the GNU Project as a free software replacement for the Bourne shell.
      • Linux Commands 1
      • Linux Commands 2
      • Linux Commands 3
      • Linux Network Tools: A compilation of various Linux networking tools.
    • Network-tools: Network-tools cheat-sheet includes ping, curl, wget, ssh, and more.
    • Cron: Cron is a time-based job scheduler in Unix-like computer operating systems.
    • Rsync: Rsync is a fast and versatile file copying tool used for local and remote file transfers.
    • cURL
    • SSH
    • NC (Netcat)
    • Nmap: Nmap is a powerful network scanning tool.
      • Nmap Cheat Sheet by Comparitech.
    • OpenSSL
    • Ethtool
    • ngrep
    • grep
    • xargs
    • find
    • awk
    • sed
    • tar
    • ps
    • top
    • Wireshark: Wireshark is a free and open-source packet analyzer.

14. Redis: Redis is an in-memory data structure store used as a database, cache, and message broker.

15. Slack: Slack is a messaging tool for fast and easy communication within teams, organized by channels.

16. Puppet: Puppet lets you automate the enforcement, security, and delivery of your hybrid or cloud-native infrastructure.

17. Google Cloud Developer: This cheat-sheet covers building scalable and highly available applications using Google-recommended practices and tools that leverage fully managed services.

18. AI, Neural Networks, Machine Learning, Deep Learning & Data Science: This section explores intelligence demonstrated by machines.

    • AI & ML Cheat-Sheet

19. PostgreSQL: PostgreSQL is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance.

20. Ajax: AJAX = Asynchronous JavaScript And XML.

21. Amazon Web Services (AWS): AWS provides on-demand cloud computing platforms and APIs on a metered pay-as-you-go basis.

    • AWS: The Basics
    • AWS Services
    • AWS Cost Information

22. Infrastructure as Code (IaC): IaC is the process of managing and provisioning computer data centers through machine-readable definition files.

    • Terraform: Terraform is an open-source infrastructure-as-code software tool for managing cloud services.

23. System Design: System Design is defined as a process of creating an architecture for different components, interfaces, and modules of the system and providing corresponding data helpful in implementing such elements in systems.

    • System Design Blueprint: Terraform is an open-source infrastructure-as-code software tool for managing cloud services.

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Thank you for using our cheat-sheet collection! Happy coding! 🚀