Maintenance • Backups
Universal Data Export & Automated CLI Backups
Nuncio empowers you to perform full backups or exports of all your emails, accounts, folders, or NSQL result sets into standard portable open formats without vendor lock-in.
1. Headless CLI Automated Backup Commands
Run automated periodic backup scripts via POSIX shell scripts, systemd timers, or cron jobs using `nuncio mail export`:
# Export full account inbox to standard RFC 4155 MBOX format nuncio mail export --account "james.maes@kof22.com" --format mbox --output ~/backups/inbox.mbox # Export specific folder to compressed EML ZIP archive with manifest.json nuncio mail export --folder "Archive" --format eml-zip --output ~/backups/archive.zip # Export NSQL filter query results to line-delimited JSONL for LLM data pipelines nuncio mail export --query "sender LIKE '%@kof22.com%'" --format jsonl --output ~/backups/kof22_vip.jsonl
2. Supported Portable Export Formats
MBOX (`.mbox`)
Standard RFC 4155 mailbox format compatible with Thunderbird, Apple Mail, and Python `mailbox` module.
EML ZIP Archive (`.zip`)
Compressed archive containing raw `.eml` MIME message files and `manifest.json` metadata index.
JSON (`.json`) & JSONL (`.jsonl`)
Structured payload streams tailored for LLM fine-tuning, vector embeddings, and custom analytics.