diff --git a/books/free-programming-books-langs.md b/books/free-programming-books-langs.md
index c84b33344..392bd543a 100644
--- a/books/free-programming-books-langs.md
+++ b/books/free-programming-books-langs.md
@@ -1982,6 +1982,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Dive into Python 3](https://diveintopython3.problemsolving.io) - Mark Pilgrim (3.0)
     * [Dive into Python](https://linux.die.net/diveintopython/html/toc/index.html) - Mark Pilgrim (2.3)
 * [Essential Python](https://www.programming-books.io/essential/python/) - Krzysztof Kowalczyk, StackOverflow Contributors
+* [FastAPI — The Blue Book](https://lyz-code.github.io/blue-book/fastapi/) - Luis López (HTML)
 * [Full Stack Python](https://www.fullstackpython.com) - Matt Makai
 * [Functional Programming in Python](https://www.oreilly.com/ideas/functional-programming-in-python) - David Mertz  
 * [Fundamentals of  Python Programming](https://web.archive.org/web/20191005170430/http://python.cs.southern.edu/pythonbook/pythonbook.pdf) - Richard L. Halterman (PDF) *( :construction: in process)*