Merge Datasets & Remove Duplicates: CSV, JSON, Apify

Merge, Dedup & Transform Datasets

lukaskrivka/dedup-datasets

The ultimate dataset processor. Extremely fast merging, deduplications & transformations all in a single run.

Merge, Filter, Deduplicate & Transform Datasets — CSV, Excel

tidydata/merge-dedupe-datasets

Filter, merge and deduplicate Apify datasets, CSV, Excel, JSON and Google Sheets: keep only rows matching your conditions, remove or merge duplicates (smart URL/email/phone matching), sort, add computed columns, split lists into rows, keep only new rows and export CSV, Excel or JSON.

LLM Dataset Processor

dusan.vystrcil/llm-dataset-processor

Allows you to process output of other actors or stored dataset with single LLM prompt. It's useful if you need to enrich data, summarize content, extract specific information, or manipulate data in a structured way using AI.

Monitoring Checker Duplication

apify/monitoring-checker-duplication

The Monitoring checker duplication is a part of the Apify Monitoring Suite (apify/monitoring). See its readme for more information and how to use this.

Dataset Join & Merge (VLOOKUP for Datasets)

nerolabs/dataset-join-merge

Returns two Apify datasets, files or Google Sheets by URL, or JSON arrays joined on key fields like SQL or VLOOKUP: left, inner, right, full and anti joins plus union, with CSV/Excel export, named-dataset append and webhook delivery. Agent-ready: pay per event (x402, MCP), per output row.

Compare 2-10 Apify datasets to detect changes, new/removed records, and duplicates. Features field-level diffs, smart merging, schema validation, data cleaning, and anomaly detection. Perfect for price monitoring, lead deduplication, and data quality tracking.

Fast Dataset Cleaner & CSV Formatter

motivational_nickel/dataset-cleaner-and-formatter

Fast dataset cleaning for CSV and JSON files. Automatically removes duplicates, trims whitespace, fixes capitalization, and normalizes fields. Works with Apify datasets or uploaded files and prepares data for analytics, CRM imports, and automation pipelines.

Merge Datasets & Remove Duplicates: Combine Runs, CSVs, Sheets

nerolabs/dataset-merge-dedupe

Returns one de-duplicated list from many Apify datasets, CSV, Excel or JSON files and Google Sheets, with blanks filled from the copies and each row's source labelled. Inputs: datasetIds, fileUrls, dedupKeys. Charged per merged row written ($0.001). Agent-ready via x402 and MCP.

JSON Dataset Cleaner and Deduplicator

rodrgds/dataset-cleaner

Clean JSON datasets, remove empty rows, deduplicate by any field, validate emails, and prepare scraper output for CRMs, analysis, or AI workflows.

Data Deduplicator

parsebird/dataset-deduplicator

Merge and deduplicate Apify datasets by any field combination. Remove duplicate rows while keeping the first or last occurrence. Supports case-insensitive matching and whitespace trimming.