jqiyQuery & Transform Data, Quicker
High-performance data processing workbench. All processing happens locally in your browser.
JQ Online Playground
Run jq filters in the browser via WebAssembly. Process large JSON files at native speed.
Universal Data Converter
Convert between JSON, YAML, XML, CSV, TOML and more. Generate Go, TypeScript, Rust types.
Timestamp Converter
Convert between Unix timestamps and formatted dates. Supports multiple timezones.
Regex & SQL Helper
Test regex across engines. Format SQL for MySQL, Postgres, and Oracle.
Mock Data Generator
Generate thousands of test records from a schema. Export as JSON or CSV.
JWT Decoder
Decode JWT tokens in your browser. Inspect header, payload, and signature.
Base64 Encoder/Decoder
Encode or decode Base64 strings instantly. Supports UTF-8 and URL-safe modes.
UUID Generator
Generate UUID v4/v7 identifiers. Bulk generate and copy with one click.
Visual Data Explorer
Explore JSON/XML as interactive tree. Compare diffs. Copy JSONPath with one click.