Joseph Jacks, founder of OSS Capital, is investing in early-stage open source startups, highlighting a blend of philanthropy and capitalism. His firm has funded diverse projects, including alternatives to popular software like Qualtrics and Jira. Jacks believes these companies can achieve sustainable revenue while promoting open source innovation. He emphasizes that capitalism can drive positive behavior more effectively than philanthropy. OSS Capital has raised multiple funds, backing around 80 startups, and is transitioning to a registered investment adviser to meet regulatory requirements. Jacks envisions 'open core' models will dominate future venture funding.