Talk to Excel in DeepSeek Harness: create/edit spreadsheets, formulas, styles, filters, and tables by conversation; auto-verifies formulas after every edit, repairs silent errors, and validates charts.

Backup, restore, download and GitHub-sync DeepSeek Harness user data (~/.dsh): /backup, scheduled auto-backup that survives restarts, sha256 checksums, integrity verify, rotation, credential redaction with a local vault (plaintext never leaves the machine

Self-contained DeepSeek Harness (DSH) plugin for Provider/Auth login, model switching, image fallback, token/cost analytics, and same-port Web restart. Useful? A star helps.