Built in the Open
Your Companion in Becoming
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Open Citadel helps you reflect on what you learn, connect the ideas that shape you, and turn knowledge into growth.
The Journey of Becoming
I started reading because I wanted to build a company. What I didn't realize was that every book, podcast, and biography was quietly rebuilding me.
They weren't just teaching me how to build a business. They were changing the way I thought. Every story, idea, and lesson challenged my assumptions and gave me a new lens to see the world.
That's when I realized the value wasn't in consuming more knowledge. It was in becoming someone different because of it.
The problem was that every insight lived in a different place, and turning those insights into decisions was still my responsibility.
So I built the tool I wished I had: a place where the ideas I discover can be explored, challenged, and turned into actions that shape who I become.
That's why Open Citadel exists.
Thamsanqa Dreem, Author of Open Citadel
Your books, connected to your growth.
First
Library
Bring your EPUBs into Open Citadel and keep your reading life organised. Your books, covers, progress, and collections stay together in one place.
Then
Reader
Read in a focused environment with highlights, bookmarks, text-to-speech, and custom reading modes designed around your experience.
In time
Timeline
Every highlight and thought becomes part of your personal knowledge journey. See the ideas that shaped your thinking and how your perspective evolves over time.
Turn what you learn into who you become.
Samwell helps you think deeper about what you read. Ask questions about passages, connect ideas across books, explore different perspectives, or reflect on how something applies to your own journey.
Your highlights and notes are always connected, giving you a space where knowledge becomes something you can actually grow from.
Okay, how will you help me in my journey of becoming a high performance thinker?
I help you by taking your reading and connecting it directly to your actual goals. I turn thoughts into action by drawing unexpected connections between what you read and the real world.
An exchange from the app.
Start your own journey of becoming.
Open Citadel is live on Android. iOS is coming soon: choose Join the waitlist and I'll email you the moment it's ready.