BitDevs NYC

Our next BitDevs Meetup is Thursday October 22.

Sponsored by

and ChaincodeLabs

RSVP on Meetup or Luma:

https://www.meetup.com/bitdevsnyc/events/316723692/

https://luma.com/0v4gd0aq

Beer, Brains and Bitcoin TONIGHT!

https://bitdevs.org/2026-09-24-socratic-seminar-162

• Liquid Hack
• Core Lightning bugs
• Consensus changes
• Bitcoin Core v32 !
• Quantum threats
• LLM threats!
• Minor miner mistakes!

Three more days until our next BitDevs meetup! We are collecting discussion topics, anything you'd love (or hate) to talk about on Thursday?

Sponsored by

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/229

We're gathering research links and development news to discuss THIS THURSDAY!

Anything we should add to the list? Or anything you got a strong opinion on?

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/221

See you July 16th at the next NY BitDevs!

https://www.meetup.com/bitdevsnyc/events/315383508/

So much to talk about on Thursday at BitDevs! What looks most interesting to you?

• "Cube" layer 2?
• Pay-to-merkle-root post-quantum outputs?
• OP_RETURN stats & BIP110 activation?
• Private TX Broadcast?
• Testnet 5?
• What do we do with RBF now?

https://bitdevs.org/2026-06-18-socratic-seminar-159

We are collecting links and topics for this Thursday's Socratic Seminar, see you there!

Sponsored by

and ChaincodeLabs

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/219

https://www.meetup.com/bitdevsnyc/events/314847957

Our next meetup is Thursday May 14th! (And we fixed the microphones!)

www.meetup.com/bitdevsnyc/events/314366169

Topics are up! So much to talk about, see ya tonight!

OPNEXT2026

ChaincodeLabs 🍺🍺🍕🍕🧠🧠

https://bitdevs.org/2026-04-15-socratic-seminar-157

Our next meetup is Wednesday, April 15 -- the night before The OP_NEXT Conference being held in New York City. If you're going to the conference, have a beer and a slice with us on your way in!

Sponsored by Chaincode Labs and

https://www.meetup.com/bitdevsnyc/events/313711908/

Topics are posted for our Socratic Seminar tomorrow night!

We'll also have JHB with us explaining his ongoing research into Lightning Network Gossip.

Thanks to our special guests LocalHost Research and sponsor

!

https://bitdevs.org/2026-03-05-socratic-seminar-156

We are collecting links for the meetup THIS THURSDAY!

Leave a comment if there's anything you want to add or any topic you are excited to talk about!

Pizza from

, beer from Chaincode Labs, gripping and entertaining discussion from YOU!

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/210

FIBRE network! MergeSync! Nested Musig! Spam-activated chain splits! The Bitcoin Core GUI!

+Special guests LocalHost Research

Bring your friends and your curiosity NEXT WEEK Thursday March 5th. We'll bring the pizza and the beer, thanks to

https://www.meetup.com/bitdevsnyc/events/313381611/

Our next meetup is Thursday March 5th, and special guests Localhost Research will be in the house!

Sponsored by

https://www.meetup.com/bitdevsnyc/events/313381611

Topics are posted for tomorrow night's meetup!

Bring your friends, your enthusiasm, and your curiosity!

https://bitdevs.org/2026-02-05-socratic-seminar-155

Let's do the Time Warp, this Thursday!

Antoine Poinsot (not pictured) will present the Time Warp Attack and its mitigation in BIP54.

Don't miss the February BitDevs Meetup! Sponsored by

https://www.meetup.com/bitdevsnyc/events/312866532

We are collecting topics for BitDevs THIS THURSDAY!

What looks the most interesting to you?

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/206

Next week (not tomorrow) at BitDevs Antoine Poinsot will present the Time Warp Attack and the fix proposed by BIP 54.

Don't miss it!

Sponsored by

https://www.meetup.com/bitdevsnyc/events/312866532/

NY BitDevs meetups are now first Thursdays! Join us on February 5 and bring your curiosity and enthusiasm!

Sponsored by

Powered by YOU.

https://www.meetup.com/bitdevsnyc/events/312866532

Lots of stuff to discuss TOMORROW night! What looks most interesting to you?

@Sedited will be here to discuss the kernel project!

Refreshments provided by

https://bitdevs.org/2026-01-08-socratic-seminar-154

Topics are being collected for the meetup THIS THURSDAY! Got anything to add? Anything you have a strong opinion about?

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/205

Happy holidays and happy new year! We'll see you bright and early in 2026: Our next NY BitDevs meetup will be held on Thursday, January 8th!

Sponsored by @ChaincodeLabs and

https://www.meetup.com/bitdevsnyc/events/312433577

Our next meetup will be early next year! Thursday January 8th 2026!

We will have some special guests in town and we can't wait to meet up with you all!

Sponsored by

and @ChaincodeLabs

https://www.meetup.com/bitdevsnyc/events/312433577

Topics are posted! See you tomorrow night!

Spin a dreidel longer than @pinheadmz and win 1000 sats! 🕎🪙

https://bitdevs.org/2025-12-04-socratic-seminar-153

OMG so much BTC to talk about on THU!

A feast of links is on the table, what looks best to you? Anything missing? Come celebrate Bitcoin development with us, Chaincode Labs and

this Thursday Dec 4!

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/203

Happy holidays! Join us at the last BitDevs meetup of the year next week!

Thursday, December 4th

Sponsored by

https://www.meetup.com/bitdevsnyc/events/311952787/

Our last Meetup of the year will be held Thursday, December 4. Bring your holiday presence! Enthusiasm and curiosity, the best gifts of all 🥰

Sponsored by Chaincode Labs and

https://www.meetup.com/bitdevsnyc/events/311952787/

This month's huge list of topics is posted for our Socratic Seminar tomorrow!

We will also have a special presentation by Carla Kirk-Cohen about Lightning Network channel jamming!

Thanks to our sponsor

for making this event possible.

https://bitdevs.org/2025-10-30-socratic-seminar-152

Topics are being compiled for this Thursday's meetup! Anything we should add or highlight this month?

We also added a new section this month just for "Amusing Data On-Chain" 🙄

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/202

BitDevs is next Thursday Oct 30 at Chaincode Labs, sponsored by

🍕🍺

Scariest costume wins a prize! Some terrifying suggestions:

• 😱 Blockchain Spam
• 🎃 Quantum Computer
• 👻 Bear Market

Leave a comment with discussion topic suggestions!

https://www.meetup.com/bitdevsnyc/events/311340442/

New York BitDevs Socratic Seminar #152 will be held Thursday October 30!

Wear a Bitcoin-themed costume! (why not?) Bring your curiosity and your enthusiasm.

Special thanks to our sponsor

https://meetup.com/bitdevsnyc/events/311340442

See you tonight! Free beer! Free Pizza! Free Bitcoin (discussion)!

Make sure to RSVP for building security 👇

BitDevs is this WEDNESDAY! There's so much to talk about -- here's the big list -- what do you want to focus on?

This month we have a SPECIAL GUEST HOST 👑 plus a discussion about BGP attacks by Constantine Doumanidis.

Pizza provided by

https://bitdevs.org/2025-09-24-socratic-seminar-151

NYC BitDevs Socratic Seminar 150 (!) next Thursday Aug 21.

Quantum Computing! Covenants! Lightning Network attacks! Transaction fees! Mining centralization! Privacy! Money!

🍕thanks to

🍺thanks to Chaincode Labs After party 🥳 at

https://www.meetup.com/bitdevsnyc/events/310364211/

Next Thursday, Rob Hamilton from AnchorWatch will share a presentation about the integration of Miniscript into their services!

See you next week!

What do you want to discuss ?!

Our next Socratic Seminar event will be Thursday, June 26!

Featuring a presentation by Sergi Delgado about Erlay and network simulations.

🍕 Sponsored by Lava ❤️

https://meetup.com/bitdevsnyc/events/308414522/

We're very happy to have Dr. Clara Shikhelman present her report about Bitcoin and Quantum Computing this Thursday at BitDevs! Don't miss it!

https://chaincode.com/bitcoin-post-quantum.pdf

Putting together links for this Thursday's meetup! What else do you wanna discuss?

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/189

BitDevs is NEXT THURSDAY! What do you want to talk about AFTER everyone's exhausted their op_return arguments?

Sooooo... what's everyone wanna discuss at BitDevs this month?

See you tomorrow night! Don't forget to RSVP on the meetup page for building security.

Next meetup is in a week! Thanks to sponsors LAVA.

Come learn about Payjoin from CakeWallet!

What else should we discuss?

• IBD Speedup
• Bitcoin Core v29 release
• Some crazy covenant thing (probably)
• Some lightning network edge case failure (probably)

What else?!

Our next meetup is Thursday April 24 and will feature a presentation by Cake Wallet about their PayJoin implementation.

🍺 from Chaincode Labs 🍕 from Lava

https://www.meetup.com/bitdevsnyc/events/307140572/

NY BitDevs meetup #145 is tomorrow night (March 27) at Chaincode Labs.

Doors open at 6pm for pizza provided by our sponsor Lava.

Socratic Seminar will start at 7pm. Lots to discuss! What should we focus on?

https://bitdevs.org/2025-03-27-socratic-seminar-145

NY BitDevs meetup is THIS THURSDAY and we are collecting potential topics!

Event starts at 6pm with pizza provided by Lava, Socratic Seminar will start at 7pm and include a presentation about attributable failures in Lightning by Joost.

What else do you want to discuss?

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/184

Next week!

NY BitDevs on March 27 will feature a presentation about "attributable failures in lightning" by Joost Jager 🌩️

NYC BitDevs' next Socratic Seminar meetup is scheduled for Thursday, March 27! Note the new start time -- we'll open the doors at 6pm for socializing and start the discussion around 7pm.

Major thanks to our sponsor lava.xyz 🌋🍕

https://meetup.com/bitdevsnyc/events/306517702/

See you tonight!!

BitDevs Meetup is tomorrow Feb 20! Huge list of topics is posted... what looks best to you?

Special thanks to https://lava.xyz for their generous sponsorship 🍕

https://bitdevs.org/2025-02-20-socratic-seminar-144

We're starting to collect topics for the next meetup this THURSDAY Feb 20!

https://github.com/BitDevsNYC/BitDevsNYC.github.io/pull/177

Join me at Bitcoin Developers’ Socratic Seminar 144 https://meetu.ps/e/NRQZq/t1FJw/i

Our next Socratic Seminar is THIS THURSDAY 1/30 at Chaincode Labs and generously sponsored by Lava (https://www.lava.xyz/)

RSVP here: https://meetup.com/bitdevsnyc/events/305464750/

Leave a comment with topics you want to discuss!

Next week! Thu Dec 12, celebrate the year in Bitcoin development at our last BitDevs event of 2024!

Learn about Discreet Log Contracts from Shehzan Maredia

Enjoy pizza provided by WolfNYC

Share a HUNDRED THOUSAND high fives from laser-eyed degens.

https://www.meetup.com/bitdevsnyc/events/304565259/

Next Thursday Dec 12 we'll have a special presentation on Discrete Log Contracts and their implementation in Lava wallet by Shehzan Maredia!

Bring your enthusiasm and curiosity!

Don't forget to RSVP 👇 see you at Chaincode!

https://www.meetup.com/bitdevsnyc/events/304565259/?slug=bitdevsnyc&eventId=304565259

Bitcoin Developers’ Socratic Seminar 142 will be December 12 at Chaincode Labs sponsored by Wolf NYC

This will be our last BitDevs for the year!

https://www.meetup.com/bitdevsnyc/events/304565259/

BitDevs this month will be on TUESDAY October 29th at Chaincode Labs

Sponsored by Wolf NYC After party at

Start collecting topics! 🧠🍕🍺🤖

https://www.meetup.com/bitdevsnyc/events/303882127

Topics are posted for tonight's meetup!

https://bitdevs.org/2024-09-26-socratic-seminar-140

BitDevs meetup is next week! 9/26 at Chaincode Labs!

🍕🍺 provided by

What do you want to discuss? Let us know in the replies!

https://www.meetup.com/bitdevsnyc/events/303389599/

Topics are posted for Socratic Seminar #139 happening this THURSDAY at

This will be the last BitDevs at PubKey in 2024! It has been a very special summer residency. 🙏❤️🍺

Look for the 👉 in the list for the hottest conversation starters:

https://bitdevs.org/2024-08-29-socratic-seminar-139

https://meetu.ps/e/NnzWl/t1FJw/i

Our next Socratic Seminar is a week away! 8/29 at

What do you want to discuss? 😱 Dark Skippy ⏳ Teatnet4 time warp 🔄 full RBF and compact blocks 💡 assumeutxo 🏆 taproot assets 💣 v22.0 CVEs

Topics for Thursday meetup! 🍺🌭🪙

Timelock bribing attacks Eclair route blinding Bitcoinj bug / Rootstock outage V3 Transactions Fedimint shutdown 0xB10C mining pool game theory PayToAnchor outputs STARK verifier on signet Wasabi Wallet attack

Links at BitDevs.org

Our next Socratic Seminar meetup is THIS THURSDAY at

What should we discuss?

Join us at PubKey July 25th for the next #Bitcoin Developers' Socratic Seminar!

🍺🌭

https://www.meetup.com/bitdevsnyc/events/302257324/

NY BitDevs is THURSDAY at

What do you wanna talk about?

• Great Script Restoration
• Fairshake crypto PAC
• EU chat surveillance
• LND DoS pre-v17 vulnerability
• 24 vs 12-word seed phrases
• Kraken "white hat" hack
• Consensys vs SEC

HEADS UP! The June 27 BitDevs meetup will be held at PUBKEY!

🍻🍺 #Bitcoin 🍺🍻

https://meetu.ps/e/NcjrK/t1FJw/i

Topics for Bitcoin Developers’ Socratic Seminar 136 this THURSDAY at Chaincode Labs @ChaincodeLabs

We will also have a special presentation on Async Lightning Payments by Valentine Wallace @vallywal

• Utreexod beta release: https://groups.google.com/g/bitcoindev/c/5GyV9af9lv4
• BIP 352 Silent Payments: https://github.com/bitcoin/bips/pull/1458
• p2p: opportunistically accept 1-parent-1-child packages https://github.com/bitcoin/bitcoin/pull/28970
• validation: don't clear cache on periodic flush: >2x block connection speed https://github.com/bitcoin/bitcoin/pull/28233
• Serverless coinjoin: https://github.com/supertestnet/coinjoin-workshop
• Penlock: https://beta.penlock.io/
• JSON RPC 2.0: https://github.com/bitcoin/bitcoin/pull/27101
• Anonymous usage tokens: https://delvingbitcoin.org/t/anonymous-usage-tokens-from-curve-trees-or-autct/862

👀 #Bitcoin #BitDevs

https://github.com/bitcoin/bips/pull/1525

Meetup is next week! What are some topics you'd like to discuss?

Penlock? BitVMX? utreexod?