# fastmod
> Large-scale codebase refactoring tool with interactive regex replacement

## Summary
Fast codebase refactoring tool with interactive regex verification and bulk replacement

## Capabilities
- Search and replace across entire codebase
- Interactive mode to verify changes
- Regex-based pattern matching
- Apply changes in bulk after verification

## When to Use
- When doing large-scale code refactoring
- When renaming symbols across a codebase

## When NOT to Use
- When making single-file changes

## Related Tools
- [amber](/tools/amber) (complementary)
- [sad](/tools/sad) (complementary)

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Source: https://littlescripts.sh/tools/fastmod
