A developer has released a free, open-source file tree that runs alongside Claude Code, letting users watch which files the AI agent reads and modifies as it works.
Open-source tool · Companion to Claude Code
See which files your AI agent reads and edits, as it works
A free, open-source file tree runs alongside Claude Code and shows reads, edits, and line-level changes in real time, so developers can follow the agent's work and review it more easily.
How the tree reads Claude's activity
Color-coded file tree with live change counts
Purple
Files Claude has read
Orange
Files Claude has edited
+ / − counts
Lines added and removed in each edited file
A mock-up of the tree view
Illustrative layout only; file names are generic
▾ project/
▾ src/
● read-file.ts
● edited-file.ts +24 −7
○ untouched-file.ts
○ README.md
What happens during an agent task
1 · Read
Claude opens a file
→
2 · Edit
Claude changes the file
→
3 · Count
Lines added and removed are tallied
→
4 · Show
A live status card shows the current action
Why it matters
Autonomous multi-file work is easier to review when every read and edit is visible
Visibility
See opened and changed files as they happen
Review
Track the scale of changes in each file
Open source
Developers can inspect the code and adapt it to their workflow
Positioning
Built as a companion to Claude Code, not a replacement
Targets a known concern: limited visibility into autonomous agents
Open-source license invites inspection and adaptation
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