most of the internet Linux. From cloud servers and containerized apps to CI/CD pipelines and network automation, Linux is the backbone of modern infrastructure. And the people who continue to do it all, system administrator and DevOps Engineers require a broad and constantly updated skill set to stay relevant.

If you’re looking to bridge the gap or build your skills from scratch, Humble Bundle has a new service packed with DevOps-focused books. o’reilly.

Please note that a portion of your purchase will be donated to Support code for americais a nonprofit organization that leverages technology to deliver government services to those who need them most.

⏲️ The last day of trading is February 28, 2026.

So, what does the bundle include?

The 15 books here span a wide range of topics. Here’s a breakdown of what’s included:

Linux management Covered from several different angles. Efficient Linux on the command line We focus on improving your productivity at Shell, which translates into results every day.

Learn the latest Linux Covers a wide range of real-world Linux topics, including file permissions, application dependency management, networking, and more. Practical Linux system administration Covers operational aspects such as user management, storage, and setup. SELinux,Networking ,Services on Live Systems.

of Linux Pocket Guide Compiled as a convenient reference for common commands and tasks.

in DevOps and automation side, Python for DevOps cover using python Scripting, automation, and working with infrastructure APIs are core skills for most DevOps roles.

Ansible: Up and running This is one of the best introductions to configuration management and automation. Ansiblecurrently in its third edition. Learn GitHub Actions Access your CI/CD workflows using GitHub’s built-in automation platform.

for Infrastructure as code, Terraform: Up and running is widely considered one of the go-to books on cloud infrastructure provisioning. The third edition covers current content. terraform Practices such as modules, state management, and working across multiple providers.

of Containers and orchestration The sections are well represented. Docker: Up and running We cover building and running containers from scratch. Kubernetes: Up and running It covers orchestration, is currently in its third edition, and includes content on workloads, networking, and cluster management.

safety Earn 2 exclusive titles. Learn DevSecOps We focus on integrating security practices into the development and deployment pipeline rather than treating them as an afterthought. Web application security The second edition divides the curriculum into three parts, covering offensive and defensive techniques for securing web applications.

Complete the bundle Network programmability and automation is aimed at network engineers looking to apply DevOps principles to their network infrastructure using tools such as Python and Ansible.

Fast API Learn about building APIs using Python Fast API A framework that is becoming increasingly popular for backend and microservices work. and Learn Git is a solid foundation for version control, covering branching, merging, rebasing, and working with remote repositories.

What do you get for your money?

All 15 books are available in PDF and ePub formats and are compatible with computers, smartphones, tablets, and most e-readers.

See the complete collection here. 👇

This bundle includes: Starting price for all 15 books is $21.80. Humble Bundle also lets you adjust the split between publishers and Code for America, so if you want to give a little more to charity, you have that option.

O’Reilly’s titles aren’t cheap individually. Total retail price for this bundle is listed as $789So being able to purchase all 15 for less than $22 is a pretty significant discount. I’m heading to humble bundle (partner link) Get the collection before the deal ends on February 28th.