Crabviz is a LSP-based call graph generator. It leverages the Language Server Protocol to generate interactive call graphs, helps you visually explore source code.

• Workable for various programming languages

• Highlight on click

• Two kinds of graphs

  You can generate a call graph for selected files to get an overview, or a selected function to track the call hierarchy.

• Export call graphs as SVG

Since Crabviz utilizes the capabilities of language servers under the hood, if you want to analyze source code with it, you should have corresponding language extensions installed.

• Generate a call graph for selected files and folders

  

  Select the files and folders (support multiple selections) you want to analyze, right click and select Crabviz: Generate Call Graph in the context menu.

• Generate a call graph for the selected function

  

  Right click on the function you want to analyze, and select Crabviz: Generate Function Call Graph in the context menu.