How Git Worktrees Enable Parallel AI Coding Sessions Without Branch Conflicts

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A developer working on the open-source TUI file browser peektea wanted to run multiple Claude Code AI sessions simultaneously without their changes colliding on a single branch. The solution was Git worktrees, which allow one repository to have multiple independent working directories, each checked out on its own branch. Each worktree gets its own folder, its own branch, and its own Claude session running in a separate terminal, so neither agent can overwrite the other's files. The developer applied this to two separate peektea features — copy shortcuts and file-move functionality — by creating two worktrees branched off master and launching Claude in each. The approach eliminates the usual context-switching overhead of stashing, checking out, and rebranching while still allowing proper per-diff code review before merging.

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