Local-first utilities for data work
OPEN UTILITY DESK
Useful tools.
No detours.
Format, translate, and inspect everyday data without sending it anywhere. Everything runs in your browser.
Explore toolsTOOLBOX / 19
Pick up where the work is.
19 tools available
01
JSON Formatter
& Validator Make JSON readable and catch malformed input. 02 CSV / JSON
Converter Move tabular data between CSV and JSON. 03 SQL
Formatter Structure queries for clearer review and sharing. 04CSV Data
ProfilerInspect nulls, unique values, inferred types, and samples. 05Text
DiffCompare SQL, payloads, configuration, and documents. 06Timestamp
ConverterTranslate epoch, ISO, UTC, and local date values. 07Regex
TesterTest JavaScript regular expressions against sample text. 08YAML
ValidatorCatch common indentation and mapping mistakes. 09Data Quality
RulesGenerate starter SQL checks for core quality rules. 10Data
MaskingMask emails, phones, and long identifiers for sharing. 11Cron
HelperExplain common five-field cron schedules. 12Synthetic Data
GeneratorGenerate test data from DDL and export CSV, Excel, or SQL. 13JSON to
TableInspect API JSON as searchable rows and columns. 14PII
ScannerFind likely sensitive values before sharing text or logs. 15JSON Schema
GeneratorInfer a reusable JSON Schema from example data. 16Schema
DiffCompare JSON schemas and find contract changes. 17SQL Data
ExplorerLoad local files and run SQL queries directly in your browser. 18Parquet
ViewerInspect Parquet schema and preview rows without uploading data. 19Tool Usage
AnalyticsTrack local page usage and popular tools on this device.
& Validator Make JSON readable and catch malformed input. 02 CSV / JSON
Converter Move tabular data between CSV and JSON. 03 SQL
Formatter Structure queries for clearer review and sharing. 04CSV Data
ProfilerInspect nulls, unique values, inferred types, and samples. 05Text
DiffCompare SQL, payloads, configuration, and documents. 06Timestamp
ConverterTranslate epoch, ISO, UTC, and local date values. 07Regex
TesterTest JavaScript regular expressions against sample text. 08YAML
ValidatorCatch common indentation and mapping mistakes. 09Data Quality
RulesGenerate starter SQL checks for core quality rules. 10Data
MaskingMask emails, phones, and long identifiers for sharing. 11Cron
HelperExplain common five-field cron schedules. 12Synthetic Data
GeneratorGenerate test data from DDL and export CSV, Excel, or SQL. 13JSON to
TableInspect API JSON as searchable rows and columns. 14PII
ScannerFind likely sensitive values before sharing text or logs. 15JSON Schema
GeneratorInfer a reusable JSON Schema from example data. 16Schema
DiffCompare JSON schemas and find contract changes. 17SQL Data
ExplorerLoad local files and run SQL queries directly in your browser. 18Parquet
ViewerInspect Parquet schema and preview rows without uploading data. 19Tool Usage
AnalyticsTrack local page usage and popular tools on this device.