Developer ToolsAdvanced Regex StudioDevelop JavaScript regex in a timeout-protected Worker with highlighting, groups, replacements, explanations, presets, regression tests and benchmarks.On-device
QR & BarcodeBarcode GeneratorGenerate retail/industrial barcodes and batch/camera scan supported 1D/2D codes with ROI, rotation/inversion search, checksum diagnostics and export.On-device
Color & DesignColor Converter & PickerPick colors and convert between HEX, RGB, HSL, HSV, and CMYK from one complete workspace.On-device
CalculatorsConstruction CalculatorEstimate concrete, paint, tile, flooring, gravel, mulch, brick, drywall, wallpaper, roof pitch, stairs, and board feet.On-device
Countries & FlagsCountry & World ReferenceExplore world reference data and parse/validate phone numbers with E.164, NSN, examples, as-you-type formatting, CSV import and batch normalization.On-device
Security UtilitiesCrypto, Hash & 2FA ToolkitHash/HMAC locally, encrypt/decrypt AES-GCM with PBKDF2 or raw keys/custom IVs, derive keys, provision TOTP/HOTP, export QR and generate backup codes.On-device
Developer ToolsData Formatter, Schema & ConverterFormat/convert data and validate or infer JSON Schema Draft 7/2019-09/2020-12 with JSON/YAML data, local refs, schema trees, stats and code/example generation.On-device
Date & Calendar ToolsDate CalculatorCalculate age, date differences, week/day numbers, date arithmetic, and business-day counts.On-device
Date & Calendar ToolsDate Formats by Country & LanguageSee how the same date is written in the official and local languages of countries and territories worldwide.On-device
Image ToolsDocument Scanner StudioScan documents with edge detection, four-corner perspective correction, adaptive threshold, noise cleanup, deskew, duplicate detection and configurable image/PDF export.On-device
Developer ToolsEncoding & Text Conversion ToolkitEncode/decode Base64, URLs, HTML entities, Unicode escapes, Punycode/IDN, and radix/text values.On-device
CalculatorsFinance & Business CalculatorCalculate discounts, interest, loans, mortgages, VAT, sales tax, tips, margin, markup, ROI, and break-even values.On-device