n8n is a free and source-available workflow automation tool that you can self-host – Best Zapier alternative with 220+ integrations built in.
Openlane
Openlane is an open-source cybersecurity and compliance automation platform that helps growing companies stay continuously compliant with standards like SOC 2, ISO 27001, and NIST 800-53. It automates manual tasks such as evidence collection, risk assessments, and control testing so teams can maintain an always audit-ready compliance program with real-time visibility into controls and risks.