Ummon FAQs

Question 1

What programming languages does Ummon support?

Accepted Answer

Ummon currently supports Rust, Python, JavaScript, and Java. More languages are planned for future releases.

Question 2

What is Ummon?

Accepted Answer

Ummon is a code analysis tool that constructs knowledge graphs from your codebase, allowing you to understand complex systems, improve AI assistance, and perform sophisticated queries using natural language.

Question 3

How can Ummon help me understand my codebase?

Accepted Answer

Ummon maps relationships between code entities (functions, classes, modules) and domain concepts, providing a semantic representation that simplifies reasoning about complex software systems. This enables better code exploration, debugging, and refactoring.

Question 4

Does Ummon require an API key?

Accepted Answer

Yes, Ummon requires an `OPENROUTER_API_KEY` environment variable to be set for accessing LLM services used in natural language queries and domain model extraction.

Question 5

What kind of queries can I perform with Ummon?

Accepted Answer

You can use Ummon to perform select queries (e.g., 'select functions where name like 'auth%'') and traversal queries (e.g., 'functions calling functions where name like 'validate%''). You can also query using natural language (e.g., 'show all authentication functions').

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