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Client-Server Systems (Networking & Communications, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Client-Server Systems (Networking & Communications, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 1 reviews, average rating 4.2 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $6.74 – $29.91 |
|---|---|
| Average rating | 4.2 |
| New releases (90 days) | 23% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 3% of the parent category Networking & Communications (32), one of the easier corners under it.
- Its review barrier is lower than in 98% of Kindle eBooks categories: the median best seller has only 1 reviews, so new books can chart with few.
- 23% of its best sellers came out in the last 90 days, more than in 90% of Kindle eBooks categories: readers here keep buying new titles.
Top 10 Client-Server Systems best sellers
-
Code Complete (Developer Best Practices)
by McConnell Steve
- List rank#1
- Price$21.83
- Rating4.6
- Reviews1,353
-
Google Workspace Guide: Unlock Every Google App – Elevate Efficiency with Exclusive Tips, Time-Savers & Step-by-Step Screenshots for Quick Mastery [II EDITION]
by Kevin Pitch
- List rank#2
- Price$9.99
- Rating4.3
- Reviews223
-
Patterns of Distributed Systems (Addison-Wesley Signature Series (Fowler))
by Unmesh Joshi
- List rank#3
- Price$33.67
- Rating4.3
- Reviews58
-
MCP Production Engineering: Advanced Model Context Protocol Architecture for Secure AI Integration, Server Implementation, Observability, Reliability, ... Visual Guide to Computer Systems Book 1)
- List rank#4
- Price$9.90
- Reviews-
-
Rancher Deep Dive: Manage enterprise Kubernetes seamlessly with Rancher
by Matthew Mattox
- List rank#5
- Price$31.72
- Rating4.1
- Reviews20
-
Distributed Systems Thinking : Architectural Judgment for the AI-Assisted Engineer
by Avishek Nag
- List rank#6
- Price$12.99
- Reviews-
-
AWS for Full-Stack Developers: A Practical Guide to Getting Started with AWS Cloud Deployment (Practical Programming)
by Jacob Ren
- List rank#7
- Price$3.99
- Reviews-
-
Release It!: Design and Deploy Production-Ready Software
by Michael T. Nygard
- List rank#8
- Price$38.34
- Rating4.6
- Reviews507
-
API Design Patterns
by JJ Geewax
- List rank#9
- Price$58.99
- Rating4.6
- Reviews75
-
Modbus Protocol Explained: Basics, Frames, and Field Applications: Practical Modbus Guide for PLC, SCADA, and Automation Engineers
by Junsang Kim
- List rank#10
- Price$5.99
- Rating5.0
- Reviews1
FAQ
Is Client-Server Systems a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 1 reviews and sells for $9.99.
How many reviews do you need to rank in Client-Server Systems?
The median best seller has 1 reviews, and 90% of them have fewer than 100.
What do Client-Server Systems best sellers cost?
The median price is $9.99; half of the best sellers are priced between $6.74 and $29.91.
Can new books break into Client-Server Systems?
23% 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.