Parity Technologies is an influential blockchain development company that offers a variety of open-source software solutions for creating and using decentralized technologies. Some of their solutions include Ethereum and Bitcoin clients, cross-chain technologies, smart contracts, testnets, and cryptocurrency wallets. The company was created by Gavin Wood, the co-founder of Ethereum.

Securitize is a security tokenization platform. The company is focused on compliance and regulatory issues, and their dashboard helps clients manage the entire life cycle of a token. Token issuers can manage all aspects of their tokens, including issues related to regulation, fractional ownership, and driving liquidity. To do this, Securitize has developed an innovative protocol for managing ownership of digital assets. Their Digital Securities (DS) protocol will support third party apps, and will help address all aspects of the digital security life cycle, as well as the interests of investors, exchanges, and other stakeholders.

Ignis is a blockchain platform that is being developed by Jeluirda; the company behind Ardor and Nxt. Ignis is a child chain of the Nxt blockchain. Jelurida is developing blockchain platforms that will enable users to develop decentralized applications, and will be based on a parent and child chain architecture.
Ignis allows users to create child chains with specific features and to create tokens that meet their needs. This project is closely related to Ardor and Nxt.