obsidian-migration-deep-dive

# Obsidian Migration Deep Dive ## Current State !`node --version 2>/dev/null || echo 'N/A'` !`ls *.enex *.json *.zip 2>/dev/null | head -10 || echo 'No export files in cwd'` ## Overview Migrate notes from Notion, Evernote, Roam Research, Bear, and Apple Notes into Obsidian -- handling attachment relocation, internal link conversion to `[[wikilinks]]`, tag migration, and frontmatter generation. ## Prerequisites - Exported data from the source application (see each section for format) - A target Obsidian vault created and opened at least once - Node.js 18+ for running migration scripts - Backup of source data before starting ## Instructions ### Step 1: Pre-Migration Assessment ```bash #!/bin/bash # assess-migration.sh <export-directory> EXPORT_DIR="${1:-.}" echo "=== Migration Assessment: $EXPORT_DIR ===" echo "File counts:" for ext in md html enex json csv pdf png jpg gif zip; do count=$(find "$EXPORT_DIR" -name "*.$ext" 2>/dev/null | wc -l) [ "$count" -gt 0 ] && echo " .$ext: $count" done echo "Total size: $(du -sh "$EXPORT_DIR" 2>/dev/null | cut -f1)" echo "Max directory depth: $(find "$EXPORT_DIR" -type d | awk -F/ '{print NF-1}' | sort -n | tail -1)" echo "Sample filenames:" find "$EXPORT_DIR" -type f | head -5 ``` ### Step 2: Notion Export Migration Notion exports as a zip containing markdown files, CSV databases, and attachments. The markdown uses Notion-style links and has UUIDs appended to filenames. ```javascript // notion-to-obsidian.mjs import { readdir...