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Cron Builder
Build standard five-field cron expressions with readable explanations.
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Format, convert, and inspect developer data.
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YAML Validator
Validate and format a safe, practical YAML subset locally.
Developer
JSON → YAML
Convert valid JSON objects and arrays into readable YAML.
Developer
JSON Formatter
Validate, pretty-print, and minify JSON locally.
Developer
UUID Generator
Generate secure RFC 4122-compatible UUID v4 values.
Developer
Unix Timestamp Converter
Convert Unix seconds or milliseconds to local date and time.
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Developer
Data & Formats
Developer
YAML Validator
Validate and format a safe, practical YAML subset locally.
Developer
JSON → YAML
Convert valid JSON objects and arrays into readable YAML.
Developer
JSON Formatter
Validate, pretty-print, and minify JSON locally.
Developer
CSV ↔ JSON
Convert bounded CSV data and flat JSON records locally.
Developer
JSON ↔ XML
Convert common JSON objects and XML without external services.
Developer
YAML ↔ JSON
Convert safe YAML configuration data to and from JSON.
Developer
Encoding
Developer
URL Encoder / Decoder
Encode and decode URL components without uploading input.
Developer
Hex ↔ Text
Convert UTF-8 text to hexadecimal bytes and back.
Developer
Base32 Encoder / Decoder
Encode and decode UTF-8 text using RFC 4648 Base32.
Developer
Text & Parsing
Developer
Regex Tester
Test JavaScript regular expressions with bounded local input.
Developer
Query String Parser
Inspect repeated query-string keys as a table and JSON.
Developer
Text Case Converter
Convert text into common developer and editorial cases.
Developer
Line Sort / Deduplicate
Sort, trim, and deduplicate bounded line-oriented text.
Developer
Slug Generator
Create URL-friendly slugs with predictable separators.
Developer
Code & Markup
Developer
XML Formatter / Validator
Validate, pretty-print, and minify XML with browser-safe parsing.
Developer
Markdown Preview
Preview common Markdown with sanitized local HTML output.
Developer
Versioning & Scheduling
Developer
Cron Builder
Build standard five-field cron expressions with readable explanations.
Developer
Semantic Version Comparator
Compare SemVer major, minor, patch, and prerelease values.
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Tools in this category
Developer
Cron Builder
Build standard five-field cron expressions with readable explanations.
Developer
YAML Validator
Validate and format a safe, practical YAML subset locally.
Developer
JSON → YAML
Convert valid JSON objects and arrays into readable YAML.
Developer
Regex Tester
Test JavaScript regular expressions with bounded local input.
Developer
JSON Formatter
Validate, pretty-print, and minify JSON locally.
Developer
URL Encoder / Decoder
Encode and decode URL components without uploading input.
Developer
Query String Parser
Inspect repeated query-string keys as a table and JSON.
Developer
UUID Generator
Generate secure RFC 4122-compatible UUID v4 values.
Developer
XML Formatter / Validator
Validate, pretty-print, and minify XML with browser-safe parsing.
Developer
Unix Timestamp Converter
Convert Unix seconds or milliseconds to local date and time.
Developer
CSV ↔ JSON
Convert bounded CSV data and flat JSON records locally.
Developer
JSON ↔ XML
Convert common JSON objects and XML without external services.
Developer
YAML ↔ JSON
Convert safe YAML configuration data to and from JSON.
Developer
Markdown Preview
Preview common Markdown with sanitized local HTML output.
Developer
Text Case Converter
Convert text into common developer and editorial cases.
Developer
Line Sort / Deduplicate
Sort, trim, and deduplicate bounded line-oriented text.
Developer
Slug Generator
Create URL-friendly slugs with predictable separators.
Developer
Hex ↔ Text
Convert UTF-8 text to hexadecimal bytes and back.
Developer
Base32 Encoder / Decoder
Encode and decode UTF-8 text using RFC 4648 Base32.
Developer
Semantic Version Comparator
Compare SemVer major, minor, patch, and prerelease values.
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