Turn Your Highlights into Forever Knowledge
The local-first spaced repetition engine that transforms your e-book highlights into active study decks.
Perfect for lifelong learners and A+ students.
Why Choose Lektr?
Whether you're studying for exams or reading for life, Lektr gives you the tools to remember everything.
Smart Flashcards
Transform your static highlights into active study decks. Create cloze deletions and Q&A cards instantly.
Fluid Book Study
Review entire books directly from the spine. No need to manually create decks—just open and start learning.
Spaced Repetition
Powered by the advanced FSRS algorithm to schedule reviews at the perfect moment for maximum retention.
Local-First Mastery
Your second brain belongs to you. Self-hosted, offline-capable, and private by design.
Designed for Focus
A minimalist interface that gets out of your way, putting your reading insights front and center.
Join the Community
Lektr is open source and community-driven. Join us to shape the future of personal knowledge management.
Ready to retain more?
Start your self-hosted knowledge journey today. It takes less than 5 minutes to spin up a Docker container.
Get Started Now