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Your schedule shouldn't live in someone else's database. Elysium stores everything locally in OpenTime — an open YAML format any tool can read. Bring your own AI (Claude, ChatGPT) or use ours, only if you want it. Tasks, goals, habits, reminders, appointments events, and projects — all in files you control. macOS and iOS - Windows/Linux/Android coming soon.

ElysiumOwn your productivity. Readable open format. AI optional.
Ryanleft a comment
Hey everyone 👋 I’m Ryan, creator of Elysium. I didn’t build this because I needed another productivity app.I built it because I was tired of juggling five of them. Tasks in one place. Calendar in another.Goals… somewhere else. Nothing connected. At some point, I realized I wasn’t managing my life—I was managing my tools. I needed everything to live in one system. Goals needed to be broken into...

ElysiumOwn your productivity. Readable open format. AI optional.
