webutilities.tools

CSV Validator

Validate CSV syntax and structure — checks column consistency, unclosed quotes, and empty headers.

In: csvOut: textTask: validate

Quick Tip

Use a header row and consistent column counts for all data rows.

CSV Validator

Validate CSV structure and quickly identify row width mismatches, quote issues, and header problems.

Shareable input links
You can prefill this tool by adding ?input=... to the URL. Tip: URL-encode JSON/text values before sharing.

CSV Input

Paste raw CSV content including headers and all data rows.

Validation Result

Status report showing whether the CSV is valid and what needs fixing if not.

Workspace actions

Run validation before imports, conversions, or workflow automation steps.

Split editor

Example input and output

Example CSV
name,age
Ada,31
Linus,27
Example TEXT
Status: Valid CSV

Columns (2): name, age
Data rows: 2

Related tools

CSV to JSON Converter

csv-tools

Convert CSV data into JSON format.

In: csvOut: json
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JSON to CSV Converter

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Convert JSON arrays into CSV rows.

In: jsonOut: csv
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CSV Formatter

csv-tools

Normalize CSV by parsing and re-emitting with consistent quoting and proper cell escaping.

In: csvOut: csv
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CSV Viewer (Table View)

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Render CSV data as an interactive table for quick visual inspection.

In: csvOut: table
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CSV Column Extractor

csv-tools

Keep only the columns you need. Specify column names and get a slimmed-down CSV.

In: csvOut: csv
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CSV Column Remover

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Drop unwanted columns from a CSV. Specify which columns to remove and get a cleaned result.

In: csvOut: csv
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CSV Deduplicator

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Remove duplicate rows from a CSV, keeping the header and the first occurrence of each unique row.

In: csvOut: csv
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CSV Cleaner

csv-tools

Trim whitespace and normalize CSV records before conversion.

In: csvOut: csv
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JSON Escape

json-tools

Escape JSON into a quoted string literal for embedding.

In: json, textOut: text
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JSON Unescape

json-tools

Unescape a quoted JSON string back into readable JSON or plain text.

In: textOut: json, text
Open tool

JSON Query Tool (jq-like)

json-tools

Run jq-like query expressions to extract or transform JSON data.

In: json, queryOut: json, text
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CSV to XML Converter

csv-tools

Convert CSV rows into XML records. Each row becomes a record element inside a records root.

In: csvOut: xml
Open tool

CSV to HTML Converter

csv-tools

Convert CSV content into a standalone HTML table document for browser-friendly sharing.

In: csvOut: html
Open tool

XML to CSV Converter

xml-tools

Convert a structured XML document with repeating record elements into CSV rows.

In: xmlOut: csv
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YAML Validator

yaml-tools

Validate YAML syntax and report the parsed type and top-level keys on success.

In: yamlOut: text
Open tool

XML Validator

xml-tools

Check XML well-formedness and report the root element and any parse errors with line numbers.

In: xmlOut: text
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CSV to YAML Converter

csv-tools

Convert CSV rows into YAML arrays of objects.

In: csvOut: yaml
Open tool

YAML to CSV Converter

yaml-tools

Convert YAML arrays of records into CSV rows.

In: yamlOut: csv
Open tool

JSON Pointer Evaluator

json-tools

Evaluate RFC 6901 JSON Pointer expressions against JSON input.

In: json, json-pointerOut: json, text
Open tool

CSV Sorter

csv-tools

Sort CSV rows by one or more columns.

In: csvOut: csv
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CSV Filter

csv-tools

Filter CSV rows by column conditions.

In: csv, queryOut: csv
Open tool

CSV Join/Merge Tool

csv-tools

Join two CSV datasets on a shared key.

In: csvOut: csv
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CSV Splitter

csv-tools

Split CSV content into smaller row chunks.

In: csvOut: csv
Open tool

CSV Transpose

csv-tools

Transpose CSV rows and columns.

In: csvOut: csv
Open tool

CSV Header Editor

csv-tools

Rename, add, or remove CSV headers.

In: csvOut: csv
Open tool

XML Diff Tool

xml-tools

Compare two XML documents and highlight structural differences.

In: xmlOut: text
Open tool

XPath Evaluator

xml-tools

Evaluate XPath expressions against XML input.

In: xml, xpathOut: xml, text
Open tool

XML Schema Validator (XSD)

xml-tools

Validate XML against a provided XSD schema.

In: xml, xsdOut: text
Open tool

YAML Diff Tool

yaml-tools

Compare two YAML documents and report differences.

In: yamlOut: text
Open tool

YAML Linter

yaml-tools

Lint YAML style and structure with stricter quality rules.

In: yamlOut: text
Open tool

YAML Path Evaluator

yaml-tools

Evaluate path expressions against YAML input.

In: yaml, pathOut: yaml, text
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YAML Query Tool

yaml-tools

Run query expressions to extract or transform YAML data.

In: yaml, queryOut: yaml, text
Open tool

JSON Linter

json-tools

Lint JSON syntax and style with stricter practical checks.

In: jsonOut: text
Open tool

CSV Delimiter Converter

csv-tools

Convert CSV between comma, semicolon, tab, and pipe delimiters.

In: csvOut: csv
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CSV Statistics

csv-tools

Compute row/column stats and numeric summaries for CSV data.

In: csvOut: json
Open tool

YAML Schema Validator

yaml-tools

Validate YAML content against a JSON Schema.

In: yaml, json-schemaOut: text
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XML Escape

xml-tools

Escape XML special characters for safe embedding.

In: text, xmlOut: text
Open tool

XML Unescape

xml-tools

Decode escaped XML entities back to plain characters.

In: textOut: text, xml
Open tool

CSV Formula Applier

csv-tools

Add computed CSV columns with basic arithmetic formulas.

In: csvOut: csv
Open tool

CSV Encoding Converter

csv-tools

Convert CSV text between UTF-8, Latin-1, and Windows-1252 encodings.

In: csvOut: csv
Open tool

Excel to CSV Converter

csv-tools

Convert a base64-encoded XLSX workbook sheet into CSV.

In: xlsxOut: csv
Open tool

CSV to Excel Converter

csv-tools

Convert CSV text into an XLSX base64 output envelope.

In: csvOut: xlsx
Open tool

Format Detection Tool

json-tools

Auto-detect whether input is JSON, XML, YAML, CSV, or plain text.

In: textOut: json
Open tool

API Response Formatter

json-tools

Detect, pretty-format, and analyze API responses into a JSON report with HTTP metadata and formatted payload previews.

In: textOut: json
Open tool

File Comparison Suite

json-tools

Compare JSON, XML, YAML, CSV, text, or SQL payloads from one unified entry point.

In: textOut: text
Open tool

Unified Query Tool

json-tools

Run JSONPath, XPath, XQuery-subset, YAMLPath, and JSONata queries through one tool.

In: textOut: text, json
Open tool

Universal Converter

json-tools

Auto-detect sources and convert across supported JSON, XML, YAML, CSV, and Excel pairs, including structured JSON input and Excel base64 envelopes.

In: textOut: json, xml, yaml, csv, xlsx
Open tool

Data Generator

json-tools

Generate deterministic mock records for JSON/CSV/XML/YAML testing.

In: jsonOut: json, csv, xml, yaml
Open tool

Scroll horizontally to view all related tools.

Reverse tools

No reverse tool detected for this format pair

Next steps

CSV Formatter

csv-tools

Normalize CSV by parsing and re-emitting with consistent quoting and proper cell escaping.

In: csvOut: csv
Open tool

JSON Formatter (Pretty Print)

json-tools

Pretty-print JSON with consistent indentation.

In: jsonOut: json
Open tool

JSON Minifier

json-tools

Minify JSON by removing unnecessary whitespace.

In: jsonOut: json
Open tool

JSON Sort Keys

json-tools

Sort object keys alphabetically for stable JSON output.

In: jsonOut: json
Open tool

YAML Formatter

yaml-tools

Normalize YAML by parsing and re-emitting with consistent 2-space indentation and block style.

In: yamlOut: yaml
Open tool

XML Formatter

xml-tools

Pretty-print XML with consistent 2-space indentation for improved readability.

In: xmlOut: xml
Open tool

XML Minifier

xml-tools

Minify XML by removing whitespace and indentation.

In: xmlOut: xml
Open tool

YAML Sort Keys

yaml-tools

Sort YAML mapping keys alphabetically, recursively.

In: yamlOut: yaml
Open tool

CSV Sorter

csv-tools

Sort CSV rows by one or more columns.

In: csvOut: csv
Open tool

YAML Minifier

yaml-tools

Compress YAML into a compact representation.

In: yamlOut: yaml
Open tool

XML Sort Elements

xml-tools

Sort XML element structures for deterministic ordering.

In: xmlOut: xml
Open tool

API Response Formatter

json-tools

Detect, pretty-format, and analyze API responses into a JSON report with HTTP metadata and formatted payload previews.

In: textOut: json
Open tool

Scroll horizontally to view all next-step tools.

Included in workflows

CSV to XML Pipeline

Validate CSV data, convert it to XML records, then format the result for clean output.

Beginner~2 min
Open workflow

CSV Deduplication Pipeline

Clean CSV whitespace, remove duplicate rows, then validate the deduplicated result.

Intermediate~3 min
Open workflow

Slim CSV and Deduplicate

Remove unwanted columns, deduplicate rows, then validate the final CSV.

Intermediate~3 min
Open workflow

Full CSV Quality Pipeline

Validate, clean, deduplicate, and reformat CSV in a single end-to-end workflow.

Intermediate~4 min
Open workflow

CSV Validate and Format

Validate CSV structure and normalize quoting/escaping in one quick flow.

Beginner~2 min
Open workflow

CSV Profile, Filter, and Preview

Validate and clean CSV input, then preview the normalized result in a table.

Beginner~2 min
Open workflow

CSV Split, Dedupe, Quality Gate

Normalize CSV formatting, deduplicate records, then validate structural integrity.

Intermediate~3 min
Open workflow

CSV Clean and Validate

Clean noisy CSV values and validate the resulting structure.

Beginner~2 min
Open workflow

Scroll horizontally to view all workflows.

FAQ