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§01 · EVENT BADGES

20 editions attended.

🏴‍☠️ ’26
Berlin payments edition
📜 ’26
Toronto consensus edition
🦒 ’26
Nairobi open source edtion
🏛️ ’26
Vienna economics edition
🦫 ’26
Vegas villain edition
🔑 ’26
Floripa exploits edition
🧨 ’25
Taipei sovereignty edition
✴️ ’25
Durham NC local edition
⚡ ’25
Berlin lightning edition
🌉 ’25
Istanbul scaling edition
⛪ ’25
Riga privacy edition
👙 ’25
Austin mempool edition
🌴 ’25
Floripa hack+play edition
🥷 ’24
Berlin e-cash edition
📜 ’24
Austin bitcoin script edition
🤝 ’24
Buenos Aires payments edition
💊 ’23
Berlin nix-edition
🍰 ’23
Austin layer-2 edition
🥊 ’22
CDMX onchain privacy edition
🧑‍🏫 ’22
Austin learn me a bitcoin edition

§02 · TALKS & PANELS

On stage.

Full archive →
hackathon · Berlin 2026

Awards + Closing

Hackathon awards and conference closing

45m agenda
panel · Berlin 2026

What Should the Next Bitcoin Payment Stack Look Like?

With the launch of Arks, Glass Coins, Shielded Bitcoin -- the bitcoin payments space is as crowded as ever. Where is the future of payments for Bitcoin headed?

1h agenda
panel · Berlin 2026

Can Bitcoin Payments Survive the AI Onslaught?

Bitcoin has suffered a series of serious vulnerability exploits in the last few weeks, thanks to increasing capabilities from the AI/LLM models. In this panel, we invite industry and payment veterans to weigh in on whether the open source payments are feasible in the face of increasingly persistent and intelligent adversaries.

45m agenda
keynote · Berlin 2026

Keynote + Kickoff

bitcoin++ is honored to welcome the esteemed Rene Pickhardt to kick off the bitcoin++ payments edition event in Berlin this year.

30m agenda
panel · Nairobi 2026

Working on Bitcoin

We invite contributors to bitcoin-core to tell us about their journey working in public.

1h agenda ▶ watch
keynote · Floripa 2026

Warnet Kickoff

Round robin hackathon judging session. Finalists will be announced after the debate.

15m agenda
panel · Floripa 2026

Hacking Bitcoin: Q&A w/ Jao + nifty

Come bring your questions about breaking bitcoin with master capture the bitcoin hacker Jao Noctus

30m agenda ▶ watch
panel · Taipei 2025

State of User Sovereignty

We sit down with some wallet legends to talk about the state of sovereignty in the bitcoin self-custody space

45m agenda ▶ watch
hackathon · Taipei 2025

Hackathon Finals

Who will take home the top sats? Join us for the hackathon finals presentation where the teams advancing out of the expo compete to win bitcoin++’s first sovereignty hackathon

45m agenda ▶ watch
hackathon · Taipei 2025

Hackathon Judging Expo

First round of hackathon judging. Judges will walk around between all projects in a science fair style exposition. Top projects will advance to participate in the finals presentation on the last day.

1h 15m agenda
talk · Taipei 2025

Silent Payments, Output Descriptors

Craig Raw has proposed a new BIP for how to express silent payments as output descriptors. This is a report on the new BIP and what silent payments are.

30m agenda ▶ watch slides
workshop · Berlin 2025

Early Bird Sessions: Bitcoin at Work(shop)

Formerly known as the Bitcoin LARP, join us for a Bitcoin Work(shop) where we walk through how nodes work in real time.

2h agenda
talk · Austin 2025

Panel: bitcoin-core, mempools and beyond

Join a subset of bitcoin-core devs to talk about current dev priorities for the bitcoin project, how the mempool changes will impact the network, and what’s currently on their radar

1h agenda
talk · Austin 2025

Mempools are Obsolete

niftynei explains why mempools are obsolete and what we can do about it.

30m agenda slides
hackathon · Floripa 2025

Hackathon Kickoff

Rules and regulations for the hackathon

30m agenda
workshop · Floripa 2025

Base58’s Bitcoin at Work(shop)

Formerly known as the LARP, this two hour workshop will answer the question: how does bitcoin work? What’s a bitcoin transaction? In this fast paced, group game we’ll make transactions, and build blocks. Will your node mine the most bitcoin? Come find out.

2h agenda
talk · Berlin 2024

Ecash: New Frontiers in Privacy

Ecash can improve privacy and connectivity. Is it worth the loss of control of custody?

1h 15m agenda ▶ watch
talk · Austin 2024

sigops more like sigoops

Does Bitcoin have gas fees? No but there are limits to execution built-in to the scripting system. In this talk, we’ll get into how Bitcoin measures and rate-limits CPU usage of scripts by talking about the sigops limit!

45m agenda ▶ watch slides
workshop · Buenos Aires 2024

Base58 World Famous Bitcoin LARP

How does bitcoin work? What’s a bitcoin transaction? In this fast paced, group game we’ll make transactions, and build blocks. Will your node mine the most bitcoin? Come find out.

2h agenda
keynote · Buenos Aires 2024

The Power of Getting Paid

How is paying for things with Bitcoin revolutionizing the world?

20m agenda
talk · Austin 2023

Base58's Transactions Deep Dive

nifty walks you through how bitcoin transactions work, a super abbreviated part of the Base58's transactions deep dive course.

30m agenda slides
talk · CDMX 2022

Let's Talk About Dual-Funding: Protocol Overview

Wouldn’t it be cool to be able to have ‘payjoins’ in lightning? Let’s talk about how this works. Speaker twitter: https://twitter.com/niftynei Event Schedule: https://bitcoincdmx2022.sched.com/event/1EwjT/lets-talk-about-dual-funding-protocol-overview btcpp website: https://btcplusplus.dev/ btcpp twitter: https://twitter.com/btcplusplus Recorded at btcpp cdmx, 9 Dec 2023 at the Hotel Benidorm, Roma Norte, Mexico City.

30m agenda ▶ watch
talk · Austin 2022

Lightning Liquidity Deep Dive

nifty talks about liquidity ads, the price of anarchy, and a new proposal for how to publish lightning channel liquidity Lisa: https://twitter.com/niftynei https://btcpp2022.sched.com/event/12P7O/lightning-liquidity-deep-dive

35m agenda ▶ watch slides
whois/niftynei records: public · permanent