Free / Open Acess Online Computer Science Books, Textbooks, and Lecture Notes
This site lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available.
Total Visits
Avg. Visit Duration
Pages per Visit
Bounce Rate
Registration Date
| Month | Traffic |
|---|---|
| 2025-02 | 49.565 |
| 2025-03 | 43.817 |
| 2025-04 | 33.83 |
| 2025-05 | 32.41 |
| Source | Traffic Share |
|---|---|
| search | 51.60% |
| direct | 37.12% |
| referrals | 7.42% |
| social | 3.23% |
| paid referrals | 0.50% |
| 0.10% |
| Region | Percentage |
|---|---|
| United States | 21.61% |
| India | 9.58% |
| VN | 9.47% |
| Germany | 5.36% |
| BR | 4.90% |
| Keyword | Traffic | Volume | CPC |
|---|---|---|---|
| freetechbooks | 337 | 3,370 | $0.00 |
| free tech books | 110 | 1,100 | $0.00 |
| free computer science textbooks | 3 | 30 | $0.00 |
| free epubs computer science | 4 | 40 | $0.00 |