Horizon Quantum is part of a new crop of startups that focus on building new tools for building software for quantum computers. The Singapore-based company, which is hardware-agnostic but also launched a close partnership with Rigetti Computing in 2018, today announced that it has raised a $3.23 million funding round led by Sequoia Capital India. Previous investors SGInnovate, Abies Ventures, DCVC, Qubit Protocol, Summer Capital and Posa CV also participated.