Developer Tools
Essential tools for programmers, engineers, and technical users
SQL Tools
Format, validate, optimize queries, generate indexes, and explain plans.
WHERE IN Generator
Generate clean SQL WHERE IN statements from pasted values.
JSON Tools
Format & beautify, minify, and validate your JSON or stringified JSON.
Go Struct → JSON
Convert Go print-struct style outputs into valid JSON instantly.
JSON ⇄ CSV Converter
Convert between JSON and CSV formats with automatic structure detection.
CSV Splitter
Split large CSV files into smaller chunks and download as ZIP.
Base64 Encoder & Decoder
Encode text into Base64 or decode Base64 into plain text instantly.
Hash Generator
Generate MD5, SHA1, SHA256, and SHA512 hashes from your input text.
JWT Decoder
Decode and inspect JWT tokens to view header, payload, and signature.
URL Encoder & Decoder
Encode and decode URL strings easily and quickly.
Text Formatter
Convert text to uppercase, lowercase, capitalize, or slugify formats.
Regex Tester
Test and validate your regular expressions with sample text.
Text Diff Checker
Compare two texts side-by-side and highlight differences.
UUID Generator
Generate UUID v1, v4, and v7 with bulk generation support.
Cron Expression Generator
Generate cron expressions with visual builder and next run preview.
Timestamp Converter
Convert between Unix timestamp and human-readable date formats.
Markdown Editor & Preview
Write markdown with live preview and export to HTML.