KDP categories · Top KDP authors
Linux (Operating Systems, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Linux (Operating Systems, Kindle eBooks), updated Nov 2, 2026: median price $7.99, median 6 reviews, average rating 4.4 and a KDPTop opportunity score of 32/100 (highly competitive).
| Price range (middle 50%) | $4.99 – $9.99 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 16% |
| Books on the list | 99 |
| Store | Kindle eBooks |
What stands out
- Its review barrier is lower than in 87% of Kindle eBooks categories: the median best seller has only 6 reviews, so new books can chart with few.
- 16% of its best sellers came out in the last 90 days, more than in 80% of Kindle eBooks categories: readers here keep buying new titles.
Top 10 Linux best sellers
-
101 Labs - CompTIA Linux+: Hands-on Practice Labs for the XK0-006 Exam
- List rank#1
- Price$19.99
- Reviews-
-
Linux for Beginners: The Complete Survival Guide to Commands, Terminal, and System Administration
by Zayen Kairo
- List rank#2
- Price$0.99
- Rating4.8
- Reviews52
-
Linux for Absolute Beginners: An Introduction to the Linux Operating System, Including Commands, Editors, and Shell Programming
by Andrew Warner
- List rank#3
- Price$4.99
- Rating4.2
- Reviews131
-
The Complete Homelab for Beginners: Build Your Own Private Server with Proxmox, Linux, Docker, Pi-hole, Jellyfin, Home Assistant, NAS Storage, VPNs, and ... (Computer Programming Made Easy Book 20)
- List rank#4
- Price$3.99
- Rating1.6
- Reviews3
-
The Linux Command Line, 3rd Edition: A Complete Introduction
by William Shotts
- List rank#5
- Price$34.99
- Rating4.8
- Reviews71
-
Linux: The Quick and Easy Beginners Guide to Learning the Linux Command Line (Linux in 3 Days Book 1)
by Jason Cannon
- List rank#6
- Price$0.99
- Rating4.3
- Reviews271
-
Shell Scripting: How to Automate Command Line Tasks Using Bash Scripting and Shell Programming
by Jason Cannon
- List rank#7
- Price$2.99
- Rating4.6
- Reviews1,373
-
Ubuntu 26.04 LTS: A Comprehensive Guide for Beginners and Advanced Users (The Modern Linux Mastery Series)
- List rank#8
- Price$7.77
- Rating4.3
- Reviews26
-
How Linux Works, 3rd Edition: What Every Superuser Should Know
by Brian Ward
- List rank#9
- Price$34.99
- Rating4.7
- Reviews826
-
Kali Linux for Beginners, A step-by-step Guide to Ethical Hacking: Mastering Cybersecurity with Hands-On Exercises
by ETS Publishing
- List rank#10
- Price$7.99
- Rating4.1
- Reviews94
Same niche in Books: Linux
FAQ
Is Linux a good niche for Amazon KDP?
Its KDPTop opportunity score is 32/100, which makes it highly competitive. The median best seller has 6 reviews and sells for $7.99.
How many reviews do you need to rank in Linux?
The median best seller has 6 reviews, and 81% of them have fewer than 100.
What do Linux best sellers cost?
The median price is $7.99; half of the best sellers are priced between $4.99 and $9.99.
Can new books break into Linux?
16% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.