General Online Tools · 40+ Free Utilities
Formatting, conversion, encoding and unit-conversion utilities
DEVDeveloper(24)
TimestampUnix ⇄ Local timeDEVBase64UTF-8 supportedDEVJSON ToolsFormat · Validate · Generate ClassDEVURL EncodeencodeURIComponentDEVYAML ⇄ JSONBidirectional · YAML 1.2DEVJWT DecodeParse Header / Payload / signatureDEVTOML ⇄ YAMLBidirectional · JSON bridgeDEVJSON Schema ValidatorAjv engine · detailed error pathsDEVCron Expression5-field crontab · see next run times at a glanceDEVVBA FormatterOne-click: fix indentation, keyword casing, and operator spacingDEVVBA → PythonConvert VBA Sub/If/For to Python functions in one clickDEVM Code FormatterOne-click: fix indentation, keywords, and chained call formattingDEVM Code GeneratorDescribe what you need in plain text — get a Power Query M script instantlyDEVM Code CheckerInstantly find mismatched parens, missing let-in, and other common errorsDEVDAX Formula GeneratorDescribe what you need in plain text — get a DAX measure instantlyDEVDAX FormatterOne-click: fix CALCULATE/FILTER/time-intelligence formula formattingDEVDAX Code CheckerPaste your DAX formula and instantly find mismatched parens, missing RETURN, typos, and moreDEVVBA → DAX ConverterConvert VBA macros to DAX DEFINE MEASURE in one clickDEVVBA → SQL ConverterConvert VBA code to SQL statementsDEVVBA → R ConverterConvert your Excel VBA macros to R functions in one click — ready for RStudioDEVUUID Generatorv1/v3/v4/v5/v6/v7 + NanoIDDEVRegex TesterMatch highlighting + replace previewDEVVBA → MVBA to Power Query M (functional)DEVM → DAXPower Query M to DAX (close the triangle)DEV
OFFICEOffice(14)
CSV ⇄ SQLGenerate CREATE TABLE + INSERTOFFICEExcel DedupeMulti-column · export xlsxOFFICEMerge CSVMulti-file UNION · header unionOFFICENumber → RMB CapitalFinance standard · yuan/jiao/fen · wan/yi/zhaoOFFICEExcel → PDFxlsx → PDF on the server · files cleaned up after processingOFFICEWord → PDFdocx → PDF on the server · files cleaned up after processingOFFICEPowerPoint → PDFpptx → PDF on the server · files cleaned up after processingOFFICEExcel to MarkdownMulti-sheet · numeric right-alignOFFICESplit CSVBy rows/count/column · ZIP bundleOFFICEBarcode Generator (Code128 / EAN / UPC / PDF417)1D barcodes + stacked 2D + batch ZIP exportOFFICECSV to vCardContacts .vcf · cross-platformOFFICECSV to iCalendarCalendar .ics · Google/Outlook readyOFFICECSV to KMLMap markers · Google Earth/MapsOFFICEConvert CSV, JSON and ExcelCSV ⇄ JSON ⇄ Excel · parsed locally · BOM-aware exportOFFICE
TEXTText(9)
Char CounterChars · Bytes · WordsTEXTText DiffLine / word level · ignore case / whitespaceTEXTMarkdown ⇄ HTMLGFM syntax · live previewTEXTRoman Numeral1-3999 · bidirectionalTEXTEncoding FixEncoding detection + mojibake repair to UTF-8TEXTText OperationsDedupe / sort / Simplified↔Traditional / word frequencyTEXTMorse CodeEncode/decode + audio + flash/micTEXTZero-Width / Invisible WatermarkHide secret text in zero-width charactersTEXTChange case and variable namingcase · trim · dedupe + camel/Pascal/snake/kebab/dotTEXT