Nitrozen is a changelog platform for SaaS teams. Write updates in Markdown, tag them New, Improvement, Fix or Announcement, and publish to a clean public changelog page. An async script tag adds an in-app widget with a "new" badge. Developers get a REST API, SDKs for Node.js, Go and Python, a Terraform provider, a GitHub Action and an MCP server. Free plan: 1 project, 5 entries a month