Nero-Engine

dataset-diff-detector-mcp

Compare two versions of a JSON row list: what was added, removed or changed, field by field.

dataset-aggregate-pivot-mcp

GROUP BY and pivot tables for JSON rows: 11 functions, date buckets, top N, totals, messy numbers.

dataset-cleaner-exporter-mcp

Clean messy JSON rows in one MCP call: dedupe, flatten, fix emails, phones and URLs, return JSON or CSV.

dataset-join-merge-mcp

Join two lists of JSON rows on a key, like SQL or VLOOKUP: left, inner, full, anti joins, union.

dataset-filter-transform-mcp

Remote MCP server for AI agents: clean, filter and reshape messy JSON rows in one call. 26 transforms, 25 filter operators, sort, dedupe, limit. No install, no API key.