Data tools
Fast helpers for working with JSON, timestamps, CSV, and other structured payloads.
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16 tools in 1 categoriey match your search.
Data tools
Fast helpers for working with JSON, timestamps, CSV, and other structured payloads.
Base64 Encode & Decode
Convert between plain text and Base64 with URL-safe mode, padding helpers, and wrap presets.
Checksum Comparison Utility
Compare two checksum values with normalization toggles, mismatch diagnostics, and algorithm hints.
Code Beautifier / Minifier
Format or minify HTML, CSS, JavaScript, and SQL with server-side helpers and copy-ready outputs.
Convert from Seconds
Turn raw seconds into calendar-aligned breakdowns with copy-ready conversions.
Convert to Seconds
Enter calendar fields and receive normalized seconds for TTLs, schedules, and retention windows.
Cron Expression Tester
Explain cron syntax, preview the next run windows, and share copy-ready scheduler snippets with timezone context.
CSS Purge Estimator
Spot unused selectors against your markup, build safelists, and copy purge-ready tokens.
CSV ↔ JSON Converter
Normalize CSV exports and JSON arrays with delimiter controls, header detection, and row stats.
Datetime → Timestamp
Turn calendar dates and times into Unix seconds with ISO outputs across timezones.
Hash Algorithm Explorer
Compare digests across hashing algorithms with grouped presets and checksum diff helpers.
JSON Formatter & Validator
Pretty print, minify, and lint JSON payloads with server-side validation and copy-ready outputs.
JWT Decoder & Verifier
Decode JWT headers and claims, verify HMAC signatures, and inspect expiration windows.
Timestamp → Datetime
Convert Unix seconds into ISO 8601 strings, UTC formats, and timezone-friendly highlights.
UUID Batch Generator
Generate UUIDs in bulk with checksum helpers to verify batch delivery.
XML Sitemap Generator
Assemble sitemap.xml files with changefreq presets, priority controls, and instant XML preview.
YAML ↔ JSON Converter
Flip between YAML configs and JSON payloads with indentation controls and structure stats.