Question: Can you suggest a developer assistant that generates release notes and ensures code quality with semantic validation?

Cosine has a broad range of features that can automate lots of tasks, including automated release notes, semantic validation and codebase management. It uses AI to perform the work, and it's a useful tool for developers. Cosine can link to other tools like Linear, Confluence, Slack and Notion, and it can handle polyrepos and multiple programming languages, so it should be adaptable to your development environment.

Another good option is CodeRabbit, which offers context-aware feedback on pull requests and continuous code review in small chunks for each commit. It works with GitHub and GitLab and offers features like line-by-line code suggestions, real-time chat and customizable reviews. CodeRabbit is designed to shorten code review time and lower the number of bugs that make it into your code, freeing up developers for higher-level work.

If you're looking for a tool specifically for release notes, Released is worth a look. It can generate professional release notes automatically with AI, freeing your team to focus on the features that matter. Released can link to Jira, Confluence and Slack, and it offers flexible pricing including a free plan for small teams and startups.