OPEN SOURCE HUB

Still Building

Bitcoin, Lightning, Nostr, ecash, AI agents—two days with the devs shipping the future.
Free passes for open source contributors.

HIGH SIGNAL

THE STAGE

PRESENTED BY

Protocol engineers and core contributors present deep dives on protocol security, attacks and defenses, privacy improvements, and payments. Ossification vs. evolution. No marketing talks—just shipping code.

SPECIAL EVENT

BITDEVS

Socratic seminars on Bitcoin protocol development. Review recent PRs, discuss BIPs, and debate implementation trade-offs. Participation expected—bring questions, not just ears.

OPEN SOURCE STAGE
April 29, time TBA
NEW RELEASE

101 & WORKSHOP

Foundational sessions on Bitcoin's monetary properties, self-custody, and running your own node. From first principles to first sats—no prior knowledge required.

OPEN SOURCE HUB
with BTC Sessions
NOSTR ACTIVATION

ZAP SPEAKERS LIVE

Speakers earn sats in real-time via Lightning zaps. Audience votes with value—not applause. Trust is measured in sats.

OPEN SOURCE STAGE
with pubpay.me
LIGHTNING/NOSTR ACTIVATION

CHAIN DUEL TOURNAMENT

1v1 Lightning game tournament. Compete for a sats prize pool in the arcade-style Bitcoin game taking over conferences worldwide. Entry via Lightning—winners paid instantly.

OPEN SOURCE LOUNGE
April 29, time TBA chainduel.com