CodeSee Maps - Maps are auto-generated, self-updating code diagrams.

codebeat - Automated code review for Swift

Codex​​ - Codex is a VS Code extension that allows any engineer to attach comments, questions or any kind of content to specific lines of code.

Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.

Indicative - Growth marketers, product managers, and data analysts use Indicative to optimize customer conversion, engagement, and retention.

CodeStream - CodeStream helps development teams resolve issues faster, and improve code quality by streamlining code reviews inside your IDE