Developer builds bash script to restore multiple Claude Code CLI sessions after Mac crash

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A developer lost seven active Claude Code CLI sessions across five repositories when their Mac hard-crashed, as the CLI's built-in recovery tool only restores sessions one directory at a time. Investigating the issue, they discovered that Claude Code stores all session data in plain JSONL files under a local directory, containing session IDs, working directories, git branches, and conversation content. Using this, they wrote a roughly 150-line bash script called claude-sessions that aggregates all sessions across every project, displays them in a searchable list with conversation previews, and reopens each one in a new terminal tab or tmux window on selection. The script also filters out sub-agent sessions spawned by multi-agent workflows, which can account for a large share of session files. What previously took around 15 minutes of manual recovery was reduced to seconds using the tool, which depends only on fzf and Python 3.

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