Sigma ImportX Engine

1.0.0 – 2026-03-18

Initial release.

• 5-step import wizard (upload, preview, map, configure, run)
• Multi-format support: CSV, XLSX, XML, TXT with auto-detection
• Visual field mapper with auto-suggestions and custom meta support
• Template system for saving and reusing field mappings
• Three import modes: Create, Update, Upsert
• Real-time AJAX progress tracking with detailed per-row logs
• Import history with full rollback capability
• Background chunked processing for large datasets
• Pre-import data validation
• Dashboard with import statistics
• Custom database tables: imports, logs, templates
• Nonce verification, capability checks, and full data sanitization
• WordPress coding standards compliant
• Translation-ready with text domain