KDP categories · Top KDP authors
Ajax: Amazon KDP category data
Amazon Books Best Sellers data for Ajax, updated Nov 3, 2026: median price $30.65, median 9 reviews, average rating 3.8 and a KDPTop opportunity score of 23/100 (highly competitive).
| Price range (middle 50%) | $23.78 – $42.66 |
|---|---|
| Average rating | 3.8 |
| New releases (90 days) | 0% |
| Books on the list | 81 |
| Store | Books |
What stands out
- Its median reviews are 3% of the parent category Programming Languages (297), one of the easier corners under it.
- Only 0% of its best sellers are under 90 days old, fewer than in 99% of Books categories: established titles hold the list.
- At $30.65 its median price beats 89% of Books categories, leaving more margin per copy.
Top 10 Ajax best sellers
-
Mastering Angular Signals: A Practical Guide to Modern Reactivity, Performance, and Migration
by Muhammad Ahsan Ayaz
- List rank#1
- Price$24.99
- Rating4.3
- Reviews19
-
XML: A Beginner's Guide: Go Beyond the Basics with Ajax, XHTML, XPath 2.0, XSLT 2.0 and XQuery
by Steven Holzner
- List rank#2
- Price$24.99
- Rating4.3
- Reviews16
-
Essential ASP.NET Web Forms Development: Full Stack Programming with C#, SQL, Ajax, and JavaScript
by Robert E. Beasley
- List rank#3
- Price$64.49
- Rating3.7
- Reviews14
-
Head First Ajax: A Brain-Friendly Guide
by Rebecca M. Riordan
- List rank#4
- Price$61.95
- Rating3.8
- Reviews40
-
Mastering Dojo: Javascript and Ajax Tools for Great Web Experiences
by Rawld Gill
- List rank#5
- Price$34.88
- Rating3.2
- Reviews16
-
Mastering jQuery (2026 Edition): From Basics to Advanced Techniques: The Complete Guide to Modern Web Engineering, Performance Optimization, and ... From Beginner to Full-Stack Mastery Book 7)
by Rishi Ray
- List rank#6
- Price$4.99
- Reviews-
-
Professional ASP.NET 2.0 AJAX
by Matt Gibbs
- List rank#7
- Price$29.42
- Rating3.5
- Reviews9
-
PHP and MySQL Advanced Programming, Volume 2: Object-Oriented and Advanced PHP Techniques: Master OOP, Secure Authentication, File Handling, AJAX, APIs, ... (PHP and MySQL Advanced Programming Series)
by Rishi Ray
- List rank#8
- Price$4.99
- Reviews-
-
Ultimate Modern jQuery for Web App Development: Create Stunning Interactive Web Applications with Seamless DOM Manipulation, Animation, and AJAX Integration of jQuery and JavaScript (English Edition)
by Laurence Svekis
- List rank#9
- Price$37.95
- Rating4.4
- Reviews15
-
Pro JSF and Ajax: Building Rich Internet Components (Expert's Voice in Java)
by Jonas Jacobi
- List rank#10
- Price$22.73
- Rating3.6
- Reviews12
FAQ
Is Ajax a good niche for Amazon KDP?
Its KDPTop opportunity score is 23/100, which makes it highly competitive. The median best seller has 9 reviews and sells for $30.65.
How many reviews do you need to rank in Ajax?
The median best seller has 9 reviews, and 100% of them have fewer than 100.
What do Ajax best sellers cost?
The median price is $30.65; half of the best sellers are priced between $23.78 and $42.66.
Can new books break into Ajax?
0% 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.