Not sure how to categorize so don’t mind the category sections pls:

Novels

• Brave New World, Aldous Huxley
• Island, Aldous Huxley
• Anathem, Neal Stephenson
• Snow Crash, Neal Stephenson
• Espadachim de Carvao (trilogia), Affonso Solano
• The Player of Games, Iain M. Banks
• Don Quixote, Miguel de Cervantes
• Before We Were Yours, Lisa Wingate
• Fahrenheit 451, Ray Bradbury
• Flowers for Algernon, Daniel Keyes

Novels: make you think about life

• Demian, Hermann Hesse
• Knulp, Hermann Hesse
• Siddhartha, Hermann Hesse
• Steppenwolf, Hermann Hesse
• The Metamorphosis, Franz Kafka
• Notes from the Underground, Fyodor Dostoevsky
• The Unbearable Lightness of Being, Milan Kundera
• Paixao Segundo G.H, Clarice Lispector

Novels and short stories

• White Nights, Fyodor Dostoevsky
• Faint Heart, Fyodor Dostoevsky

Philosophy and similar

• The Symposium, Plato
• A simples beleza do inesperado, Marcelo Gleiser
• The Stranger, Albert Camus
• The myth of Sisyphus, Albert Camus
• The Power of Now, Eckhart Tolle

How to survive in this modern world as an ape

• How to Change Your Mind, Michael Pollan
• Deep Work, Cal Newport
• The Subtle Art of Not Giving a Fuck, Mark Manson
• Power of Habits, Charles Duhigg
• Atomic Habits, James Clear
• Tiny Habits, B.J. Fogg

Biography

• On the Road, Jack Kerouac
• Surely you’re Joking, Mr Feynman, Richard P. Feynman
• Can’t Hurt Me, David Goggins
• A Long Way Gone, Ishmael Beah

Computer Science

• Code, Charles Petzold
• Clean Code, Robert C. Martin
• Grokking Algorithms, Aditya Bhargava
• The Elements of Computing Systems, Noam Nisan and Shimon Schocken