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Announcing The 2025 Hackaday One Hertz Challengehackaday.com/2025/06/26/announcing-the-2025-hackaday-one-hertz-challenge/
263 sats \ 0 comments \ @localhost 16 Jul 2025 DIY
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Running Bitcoin Challenge 2025secure.alsnetwork.org
1546 sats \ 25 comments \ @jakoyoh629 10 Jan 2025 HealthAndFitness
Heat 1 Replay - TUDOR Nazaré Big Wave Challenge 2025/2026youtu.be/fQWvgBJCFCA
319 sats \ 0 comments \ @0xbitcoiner 15 Dec 2025 Stacker_Sports
₿OSS Challenge 2026 | Start Your Career in Bitcoin Open Source Softwarebosschallenge.xyz/
76.2k sats \ 28 comments \ @ajonas 2 Dec 2025 bitdevs
Lightning++ Hackathon 2025lightning.devpost.com/
201 sats \ 0 comments \ @supratic 5 Aug 2025 lightning
Prizes and Promise Coming Out of the AI4All Hackathon - August 7, 2023www.fedi.xyz/blog/prizes-and-promise-coming-out-of-the-ai4all-hackathon?ref=nobsbitcoin.com
110 sats \ 0 comments \ @AR0w 8 Aug 2023 bitcoin
~24 hrs left - Apply for the 2026 ₿OSS Challenge 🚨
17.9k sats \ 8 comments \ @bitcoin_devs 30 Dec 2025 bitcoin
Time2Build: Meet the 2025 Winners ⚡️🏆
3049 sats \ 5 comments \ @_ds 15 Jan bitcoin
BTCPP Floripa 2026 - Hackathon Megathread
6462 sats \ 15 comments \ @alex_lewin 28 Feb bitcoinplusplus
2025 NHL Stanley Cup Bracket Challenge
1622 sats \ 21 comments \ @StackerSports 16 Apr 2025 Stacker_Sports
Vesuvius Challenge 2023 Grand Prize awarded: we can read the scrolls!scrollprize.org/grandprize
6587 sats \ 3 comments \ @jurraca 5 Feb 2024 devs
Stoke the Fire 2025 R1 - Rewards for top 5 posts between Jan 14-31
1189 sats \ 10 comments \ @frostdragon 14 Jan 2025 FiresidePhilosophy
Crypto Transmission from KPH!
104 sats \ 0 comments \ @Scholarhacker 31 Dec 2023 radio
Bitcoin Hackathon 2026 at MIT | 36-Hour Hackathon in Bostonmitbitcoinexpo.org/hackathon
325 sats \ 0 comments \ @supratic 13 Feb bitcoin bitdevs devs
Lightning Bounties: Mentoring MIT Bitcoin Hackathon 2025medium.com/@mabramo11/lightning-bounties-mentoring-mit-bitcoin-hackathon-2025-ee064bed8cc2
1327 sats \ 0 comments \ @PlebLab 15 Apr 2025 builders
Stacker Sports PoolZap App- First Contest Announcement
2109 sats \ 27 comments \ @StackerSports 27 Sep 2025 Stacker_Sports
Six questions with AGC Economist on Construction Challenges in 2025www.forconstructionpros.com/business/article/22931355/associated-general-contractors-of-america-agc-agc-chief-economist-on-construction-challenges-in-2025
571 sats \ 3 comments \ @BlokchainB 2 Mar 2025 econ
Tether Hackathon Galactica: WDK Edition 1dorahacks.io/hackathon/hackathon-galactica-wdk-2026-01/detail
1363 sats \ 0 comments \ @anon 2 Mar events
Hack4Freedom - Austin, TX - January 17 & 18, 2026 - One Bitcoin of Prizeshack4freedom.org/
250 sats \ 2 comments \ @k00b 5 Dec 2025 events
AskSN: 2025 is almost over: What successes and What challenges did you face?
480 sats \ 2 comments \ @hasherstacker 23 Dec 2025 AskSN
Exceptional Projects and Winners of Bitcoin++ Hackathon at Floripa 2025gist.github.com/supertestnet/9808060c7e03fd1001f17d242da5f30b
850 sats \ 2 comments \ @k00b 24 Feb 2025 bitcoin
Stanley Cup Bracket Challenge- Final Standings
845 sats \ 6 comments \ @StackerSports 18 Jun 2025 Stacker_Sports