Sophia Vargas: Open Source Sustainability Able to be maintained Ability to maintain or support a process continuously over time … prevent the depletion of natural or physical resources, so that they will remain available for th long term. Contributors are here to learn and have fun People leave? Contributors and maintainers leave due to time, obsolete project, legal problems, conflict with other contributors, 90% of companies use open source But how many contributor back? Is the legal of contributions scaling at the level of use? Is sustainability a marker of success? What does it mean for a project to be a successful? Sustainable? Healthy? Can money solve this problem? Who pays/donatEs? Who receives? Foundations, project, people How do businesses justify expenses? What can we measure? 3 to 4 indicator of sustainability How can governance models encourage project sustainability? ## Microsoft OPENSSF [Open SSF Scorecard](https://github.com/ossf/scorecard) Communities of Practice around metrics What did you learn or do as a result of your Open SSF scorecard