Fulgur Ventures is an early stage venture capital fund focused on the Lightning Network ecosystem. We believe in Bitcoin as a next generation politically neutral monetary system, the foundation for decentralized finance of the future. While Bitcoin is an efficient settlement layer, it needs a Layer-2 solution for everyday transactions. That is why we support the development of the Lightning Network - an essential step towards decentralized finance. As a small team with hands on experience building early stage companies and productizing emerging technology, we aim to be fast moving and easy to work with for startups.

Focusing on investing in early stage startups focused on building next generation financial system, Fulgur Ventures combines decades of experience as technology entrepreneurs creating business from zero and scaling it in emerging and fast-growing industries.

Blockstack is a full-stack decentralized computing network that enables applications where developers and users can interact fairly and securely. Blockstack allows users to own their own data and take it with them from app to app, improving privacy, security and freedom.

As the easiest way to build decentralized blockchain apps, Blockstack is a full-stack decentralized computing network that enables a new generation of applications where developers and users can interact fairly and securely.

Check out Blockstack's tutorials and resources! Including a Zero to Dapp tutorial.
Other links:
Docs, website, twitter, forum.

Radar is a software company with a mission to build products for the next financial system. Its software enables open global access for digital assets. Radar ION is the company’s latest product, a suite of developer resources and tools for building on Bitcoin's Lightning Network.

OpenNode seeks to bridge the gap between bitcoin and the rest of the world. Its simple platform makes using bitcoin for online business easy. OpenNode offers instant exchanges from bitcoin to many world currencies and offers instant transactions powered by the Lightning Network.

As the easiest way to accept bitcoin, OpenNode offers a robust platform that consists of an easy to use eCommerce and retail plug-in solution, payment infrastructure API’s for developers, and the fastest payment processor limits to allow for brand new payment models and instantaneous settlements.

Sparkswap is the first non-custodial cryptocurrency exchange built on the Lightning Network. For the first time, it's possible to trade bitcoin to other cryptocurrencies instantly, without depositing assets on exchanges and exposing them to loss or theft.

Sparkswap is the first cryptocurrency exchange built on the Lightning Network allowing you to trade Bitcoin for other cryptocurrencies in seconds without depositing assets with a third party.  Sparkswap reduces counterparty risk by combining the best of both centralized and decentralized exchanges.

Use the Sparkswap Broker API.

Get started here.


Liquid is an inter-exchange settlement network linking together cryptocurrency exchanges and institutions around the world, enabling faster, more private Bitcoin transactions and the issuance of digital assets.

The Liquid Hack category gives developers a chance to familiarise themselves with the powerful features Liquid has to offer, while supporting user adoption with the development of Liquid-based applications. From new smart contract-based Bitcoin derivatives to asset swap platforms, the sky’s the limit with the solutions contestants come up with. Individual as well as team submissions will be accepted.

Blockstream is a global leader in Bitcoin and blockchain technology. By applying cutting-edge cryptography and security engineering, it builds the products and networks that make financial markets more efficient and reduce reliance on third-party trust. From enterprise-grade settlement networks to consumer wallets to Bitcoin satellites, Blockstream's technology is accelerating the adoption of Bitcoin-based peer-to-peer finance. Blockstream's key innovation is in sidechains, which enable the introduction of brand new features to Bitcoin, as well as the issuance of new digital assets.