Template for project following github Community Standards https://github.com/Hack23/templateopensource/community and validate existence using https://github.com/mikaelvesavuori/standardlint in workflow
Good pre launch check list https://opensource.guide/starting-a-project/#your-pre-launch-checklist
Recommended Badges, examples only
The Open Source Security Foundation (OpenSSF) Best Practices badge is a way for Free/Libre and Open Source Software (FLOSS) projects to show that they follow best practices. FLOSS Best Practices Criteria (Passing Badge) https://bestpractices.coreinfrastructure.org/en/criteria/0
Scorecard assesses open source projects for security risks through a series of automated checks OpenSFF Scorecard https://securityscorecards.dev/ Configure https://github.com/ossf/scorecard