Meetups and Events
Local user groups, conferences, and event organizers.
Chaincode Seminars - Weekly Bitcoin and Lightning Protocol Development Guides
A structured weekly educational program covering Bitcoin protocol topics like SegWit, mining, and P2P scripting, as well as Lightning Network concepts including payment channels, HTLCs, routing, and layer architecture. Designed for participants to engage in facilitated discussions and explore technical details through curated curriculum.
Roskomsvoboda - Digital Rights Advocacy and Legal Support
Roskomsvoboda is a Russian civil society organization that advocates for digital rights, privacy, and freedom of information. It monitors government censorship, publishes data on website blockings, and provides legal support to individuals affected by internet restrictions. The organization conducts public campaigns, hosts events, and offers legal analysis on digital regulation. It accepts donations in Bitcoin and rubles to fund its activities.
OpenStreetMap - Free Global Map Data and Community Projects
OpenStreetMap is a free, open-source project that creates and distributes geographic data for the world. It provides a collaborative, community-driven map of the planet, with tools for contributors to help build and maintain maps. The project emphasizes open access and transparency, with no legal or technical restrictions on use, enabling creative and productive applications of map data worldwide.
BTC Prague - The Biggest Bitcoin Event in Europe
BTC Prague is the premier Bitcoin-only event in Europe, bringing together over 250 speakers, 100+ companies, and 8,500+ enthusiasts for three days of deep discussions, networking, and innovation in Prague. The event features exclusive panels, networking zones, and a Bitcoin-focused expo with full access to all stages and activities.
Bitcoin Jungle - Bitcoin-accepting Farmers' Market in Costa Rica
Bitcoin Jungle is a community-driven initiative bringing Bitcoin payments to local farmer's markets in Costa Rica. It operates at organic markets in Dominical, Uvita, and Ojochal, where vendors accept Bitcoin and Lightning Network payments. The project supports local entrepreneurship and promotes Bitcoin adoption through real-world retail use cases.
Satlantis Events - Global Bitcoin Events & Meetups Discovery
Satlantis Events provides a global directory of Bitcoin-related meetups, conferences, and community events. Users can explore events worldwide, including Bitcoin Apes, MadBitcoin Summit, and Bitcoin Ireland Conference, all with real-time calendars and local networking opportunities. The platform focuses on Bitcoin onchain activity and community-driven gatherings, offering a socially enhanced experience for Bitcoin enthusiasts.
Satlantis - Global Events and Experiences Directory with Bitcoin and Nostr Integration
Satlantis is a social discovery platform for real-world events and experiences, enabling users to create, discover, and attend meetups, retreats, conferences, and festivals. It supports Bitcoin payments and integrates with the Nostr protocol for social interaction and tipping, offering a decentralized, community-driven experience economy.
Bitcoin FilmFest - Cultural Events and Community Gatherings
Bitcoin FilmFest 2026 is a cultural festival in Warsaw, Poland celebrating Bitcoin through film art, workshops, and community events. The festival features screenings, film workshops, Bitcoin education sessions, and social activities, all rooted in Bitcoin’s permissionless culture. It accepts Bitcoin payments and includes Nostr integration for community interaction and tipping.
Bitcoin FilmFest - Industry Event for Bitcoin Cinema & AI Film Contests
Bitcoin FilmFest 2026 brings together filmmakers, investors, and cinema fans in Warsaw for a celebration of Bitcoin cinema. The event features an AI film contest with a 2.5M sats prize, promotes orange-pill culture, and includes community engagement via Nostr. Attendees can contribute via email or npub to access behind-the-scenes content and stay updated on industry news.
Alby - Community Meetups and Lightning Network Updates
Alby hosts regular community calls featuring app developers, power users, and team members discussing new features, Lightning Network developments, and challenges in the Bitcoin ecosystem. These events are designed for active users and developers interested in real-time updates and technical discussions on Bitcoin and Lightning Network technologies.
Paralelná Polis - Community and Technology Hub for Bitcoin, Decentralization, and Nostr
Paralelná Polis is a decentralized community focused on freedom, privacy, and technology. It offers a virtual space for cryptoanarchist ideas, Bitcoin adoption, and Nostr-based communication. The site promotes decentralized solutions using Bitcoin, Lightning Network, and Nostr protocols, with events, meetups, and educational content aimed at building a free, peer-to-peer society.
ONG Bitcoin Chile - Bitcoin Education and Services
ONG Bitcoin Chile provides education and services on Bitcoin and blockchain technology in Chile. They offer tutorials, workshops, and guides for beginners, focusing on practical knowledge about Bitcoin, mining, trading, and legal aspects. Their services include no-KYC payment processing via BTCPay Server, enabling peer-to-peer Bitcoin transactions with full user control and support for Lightning Network for low-cost payments.
Bitcoin Austria - Independent Bitcoin Education and Community Hub
Bitcoin Austria provides independent, non-commercial education on Bitcoin and blockchain technology, with a focus on user empowerment, financial sovereignty, and privacy. The site offers guides, news, events, and community resources to help individuals understand Bitcoin without commercial influence or misinformation.
The Bitcoin Association of Hong Kong - Bitcoin and Lightning Network Events and Resources
The Bitcoin Association of Hong Kong fosters and promotes Bitcoin and its technologies in Hong Kong. The site features blog posts, meetups, and community events focused on Bitcoin and the Lightning Network, providing updates on regulation, adoption, and local initiatives.
CoreDev Events - Developer Meetups for Bitcoin Core
Invitation-only events where Bitcoin Core developers gather to write and review code in person. No politics. Focus on technical collaboration and real-world development. Events include face-to-face meetings in cities like Frankfurt, Lisbon, Berlin, and Tokyo.
Dwadzieścia Jeden - Bitcoin Polska Community
Dwadzieścia Jeden is a Telegram community dedicated to Bitcoin enthusiasts in Poland. It features a membership of 308 members with 3 online, and is active during the Bitcoin FilmFest 2026. The community offers a no-account, peer-to-peer space for discussion and networking around Bitcoin, with a focus on grassroots engagement in the Polish crypto ecosystem.
Spring - Community-Driven Local Innovation and Resilience
Spring is a community-focused initiative promoting local empowerment, informal gatherings, and creative innovation. It emphasizes grassroots agency, cultural events, and decentralized community networks. The project supports tech-positive, open practices and includes connections to Nostr and local digital ecosystems, fostering trust and resilience through community-led actions.
Club Orange - Directory of Bitcoiners, Events, and Merchants
Club Orange is a location-based social directory for the Bitcoin community, helping users find nearby Bitcoiners, attend local meetups, and discover merchants that accept Bitcoin. It includes a built-in Lightning wallet for instant payments and supports Nostr integration for decentralized communication. The platform connects real-world Bitcoin users through events and local networks, focusing on authentic community engagement rather than social media feeds.
HCPP2021 Badge - Enabling NFC Lightning Payments with LNURL
A project that enables Bitcoin Lightning payments using NFC badges via LNURLs. Attendees at the HCPP2021 conference received physical badges with pre-configured LNURL codes for tap-to-pay at ATMs and POS terminals. The system uses open-source LNbits to generate secure, custodial LNURL pairs with withdrawal and payment limits, offering privacy benefits by avoiding on-chain address reuse. The solution is designed for event-based use and demonstrates a practical, low-friction Lightning payment experience.
Paralelni Polis - A Bitcoin-First Cafe and Community Hub
A historic Prague cafe that was one of the first to accept Bitcoin payments in 2014, hosting events, meetups, and open-source startups. It served as a real-world testbed for Bitcoin adoption and community-driven crypto culture, eventually transitioning to Second Culture and closing. The site reflects on the decline of Bitcoin adoption in Europe through a local case study.