Tools for Data Engineers

Data engineers: rename raw data files with consistent prefixes and sequential IDs before pipeline ingestion. Free account on Deliteful.

Extract vendor-delivered ZIP archives with preserved folder structure and corruption skipping. Free Deliteful account, Google sign-in, no card needed.

Strip whitespace, remove empty rows, and normalize text case in CSV files before loading into pipelines. Free account, no card required.

Quickly isolate rows from CSV exports before loading into pipelines. Exact, contains, and starts-with filters. Free account with Google.

Combine CSV exports from multiple pipelines into one unified dataset. Auto-aligns mismatched columns. Free account, no card required.

Fix inconsistent numeric and date formats in CSV files before loading into your pipeline. Auto-detect or specify columns. Free account, no card required.

Sort CSV rows by any column before ETL ingestion or schema validation. Numeric-aware, UTF-8 safe. Sign up free with Google — no card required.

Split large CSV exports into fixed-size chunks for pipeline ingestion. Set your row limit, upload, and download ready-to-load files instantly.

Convert CSV pipeline outputs and data exports to Excel for stakeholder review and QA. Data engineers use Deliteful to deliver readable files fast.

Convert Word documents to UTF-8 plain text for NLP, ETL, and data pipeline ingestion. No formatting, no noise. Free account, no card required.

Strip empty rows, columns, and rogue whitespace from Excel exports before ingestion. Free account — clean your pipeline source files in seconds.

Data engineers: flatten multi-tab Excel exports into one sheet before loading into pipelines or databases. No scripting needed. Free account to start.

Remove duplicate rows across multiple Excel exports in one pass. Merge files, select key columns, and get a clean dataset ready for your pipeline.

Data engineers: strip duplicate Excel rows by key column before ingestion. Keep first occurrence, preserve sheet structure. Free account, no card required.

Need to slice an Excel file before ingestion? Data engineers use Deliteful to filter rows by condition without writing pandas boilerplate for one-off tasks.

Quickly combine first-sheet data from multiple Excel workbooks into one flat file for pipeline ingestion. Free Deliteful account, Google sign-in, no card required.

Instantly convert Excel column headers to snake_case before loading into databases or pipelines. Free account, no card required. Process files in seconds.

Drop unwanted Excel columns before loading into pipelines. Remove PII fields, legacy headers, and junk columns by name. Sign up free with Google to start.

Sort Excel rows by any column before ingestion or transformation. Data engineers use Deliteful to normalize upstream Excel dumps without writing one-off sort scripts.

Partition Excel files by column value before ingestion or ETL — no scripting required. Data engineers use Deliteful to split Excel fast. Free to start.

Data engineers: split oversized Excel exports into row-capped files for pipeline ingestion. Free account, no card required. Process files in seconds.

Convert Excel files to UTF-8 CSV instantly. Feed clean, pipeline-ready data into your scripts, databases, and ETL workflows without manual export steps.

Transform Excel and CSV exports into structured JSON for ETL pipelines, data ingestion, and system migrations. Free account, no card required.

Verify CSV, JSON, and Excel file integrity with SHA-256, MD5, and more. Detect data drift before it enters your pipeline. Free account required.

Quickly generate structured JSON metadata reports for any file batch — size, MIME type, and timestamps. A lightweight inspection tool for data engineers validating pipeline inputs.

Validate true MIME types across file batches before ingestion. Content-based detection catches mislabeled files that break ETL pipelines and data workflows.

Instantly generate per-file size reports for your data assets. See bytes and human-readable units for up to 50 files at once. Free account required.

Reduce JSON file size before ingestion or storage in your data pipeline. Preserve structure, strip whitespace. Free Deliteful account to start.

Reformat minified JSON exports and pipeline outputs with readable indentation. Inspect nested structures without custom scripts. Free Deliteful account.

Convert JSON arrays and NDJSON files to Excel spreadsheets instantly. No scripting needed. Free account, Google sign-in, results in seconds.

Transform JSON data files into structured XML for ETL pipelines, XML-based datastores, or legacy ingestion systems. Free account, no card required.

Convert batches of PDFs to plain text for ingestion into data pipelines, search indexes, or LLM workflows. Up to 50 files processed in one job.

Convert scanned PDFs to raw text files for pipelines and NLP. Create a free Deliteful account and extract text from scanned PDFs at scale.

Turn PDF documents into HTML text files for ETL pipelines and corpus preparation. Free account, batch up to 50 files, no setup required.

Convert PDF files to plain UTF-8 text for ingestion into data pipelines, search indexes, or NLP workflows. Free account, batch up to 50 PDFs.

Package CSV exports, JSON datasets, and Excel files into TAR.GZ archives for pipeline handoffs and data transfers. Free account.

Unpack TAR and TAR.GZ archives containing datasets, pipeline assets, or exports securely. Path traversal blocked, folder structure preserved. Free account.

Archive pipeline outputs, config files, and data exports as searchable PDFs. Batch process up to 50 files. Free Deliteful account, no card needed.

Transform compressed XML data feeds and pipeline files into indented, readable output. Sign in free with Google and format up to 50 files at once.

Batch convert XML data exports and feeds to JSON for pipeline ingestion. Free Deliteful account, up to 50 files at once, no card needed.