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Workbench 01 · 26 tools
Image Tools
Compress, resize, transform, analyze, and encode images in your browser.
Image CompressorRe-encode JPG, PNG, and WebP images with adjustable output quality.Image ResizerResize images to exact pixel dimensions in your browser.Background RemoverRemove light image backgrounds and export transparent PNGs.Image ConverterConvert JPG, PNG, and WebP images without uploading them.Image CropperCrop an exact rectangular image area and export it as PNG.Rotate & Flip ImageRotate or mirror an image and export the transformed PNG.Color Palette ExtractorExtract ranked dominant HEX colors from an image locally.Image to Data URLConvert a small image file into a complete Base64 data URL.Image Color InverterInvert image RGB colors while preserving size and transparency.Grayscale Image ConverterConvert JPG, PNG, or WebP images to perceptual grayscale online.Image Metadata ViewerInspect image dimensions, EXIF camera details, and embedded metadata locally.Image Metadata RemoverCreate a fresh image copy without supported EXIF and text metadata.Image WatermarkAdd a positioned text watermark with adjustable size, color, and opacity.Blur or Pixelate ImageBlur or pixelate an entire image with an adjustable local effect.Favicon GeneratorGenerate a multi-size favicon.ico and common PNG app icon sizes.AI Image DetectorCheck generator metadata, camera tags, and provenance clues honestly.Brightness & Contrast AdjusterAdjust global image brightness and contrast with local canvas filters.Image Border MakerAdd an even solid-color border without covering image content.Round Image CornersRound image corners online and export a transparent PNG.Image Opacity AdjusterApply uniform image opacity and export transparency as PNG.Image Collage MakerArrange two to nine images in an adjustable square-cell grid.Black & White ImageConvert image luminance into pure black and white with a threshold.Posterize ImageReduce RGB color levels for a controlled graphic poster effect.Sharpen ImageIncrease local edge contrast with adjustable browser sharpening.Add Image NoiseApply adjustable monochrome or color grain to image pixels.Split Image into TilesDivide an image into an exact row-and-column grid for download.
Workbench 02 · 25 tools
PDF Tools
Combine, optimize, edit, reorder, extract, rotate, and inspect PDFs locally.
Merge PDFCombine multiple PDF files into one ordered document.PDF CompressorOptimize PDF structure with private, local processing.Extract PDF PagesCopy selected pages into a new downloadable PDF document.Rotate PDF PagesRotate all or selected PDF pages by 90, 180, or 270 degrees.Add PDF Page NumbersAdd sequential footer numbers to all or selected PDF pages.PDF Metadata EditorRead and update PDF title, author, subject, and keywords.Delete PDF PagesRemove selected pages while keeping the remaining PDF order.Reorder PDF PagesArrange every PDF page in a validated new order.PDF Page Size InspectorInspect PDF page dimensions, units, rotations, and page groups.PDF WatermarkApply a centered text watermark to every page of a PDF.Split PDFPartition every page into validated groups and download separate PDFs.Images to PDFArrange JPG or PNG images and combine them into one local PDF.PDF to ImagesRender selected PDF pages as downloadable PNG images in your browser.Extract PDF TextRead existing PDF text layers and export selected pages as plain text.Duplicate PDF PagesInsert up to five extra copies immediately after selected PDF pages.Interleave PDFAlternate pages from two PDFs in A1, B1, A2, B2 order.Flatten PDF FormTurn current AcroForm field appearances into fixed page content.Crop PDF PagesApply measured crop margins to every page of a PDF.Add Blank PDF PagesInsert up to twenty blank pages at a chosen position.Extract Odd or Even PDF PagesCreate a PDF containing only odd- or even-numbered pages.Reverse PDF PagesCopy every PDF page into the exact opposite order.PDF N-UpArrange two or four source pages on each printable sheet.Resize PDF PagesFit every PDF page proportionally onto a standard paper size.PDF Form Field InspectorInspect AcroForm field names, types, values, and basic flags.Overlay PDF PagesPlace a repeated or position-matched PDF layer over base pages.
Workbench 03 · 25 tools
Developer Tools
Format, convert, encode, hash, escape, and inspect development data.
JSON FormatterFormat, validate, minify, and copy JSON instantly.Base64 EncoderEncode UTF-8 text to Base64 or decode it back.URL Encoder & DecoderEncode or decode UTF-8 URI components in your browser.JWT DecoderInspect JWT header and payload JSON without uploading the token.SHA Hash GeneratorCalculate SHA-256, SHA-384, or SHA-512 for text and files.Unix Timestamp ConverterConvert Unix seconds, milliseconds, UTC, and local dates.HTML Entity EncoderEncode HTML-sensitive characters or decode common entities.JSON to CSV ConverterConvert a JSON array of objects into downloadable CSV.CSV to JSON ConverterConvert quoted comma, semicolon, or tabular data into JSON.Query String ParserDecode URL query parameters, repeated keys, and normalized output.UUID GeneratorGenerate random version 4 UUIDs in standard or compact format.Regex TesterTest JavaScript patterns, flags, match indexes, and capture groups.XML FormatterValidate XML and indent element structures without uploading data.CSS MinifierRemove CSS comments and excess whitespace while preserving strings.Color Format ConverterConvert HEX, RGB, and HSL colors with previews and contrast ratios.URL ParserInspect URL components, resolution, and repeated query parameters.Number Base ConverterConvert exact signed integers between bases 2 and 36.JSON String Escape & UnescapeEscape or unescape JSON strings online with syntax validation.HMAC GeneratorGenerate SHA-256, SHA-384, or SHA-512 HMAC authentication codes.JSON Property Path InspectorResolve a direct object or array path in a JSON document.Base32 Encoder & DecoderEncode UTF-8 text as RFC 4648 Base32 or decode it locally.JSON Lines ConverterConvert newline-delimited JSON records to and from a JSON array.Unix Permission CalculatorConvert Unix octal file modes into symbolic permission flags.UUID InspectorValidate a UUID and inspect its version, variant, and raw bytes.Unicode Escape ConverterConvert Unicode text to code-point or JavaScript escape notation.
Workbench 04 · 24 tools
Text Tools
Count, transform, compare, replace, sort, and clean text in your browser.
Word CounterCount words, characters, sentences, paragraphs, lines, and reading time.Case ConverterConvert text to upper, lower, title, sentence, or inverse case.Text SorterSort newline-separated text alphabetically, naturally, or by length.Duplicate Line RemoverRemove repeated lines while preserving the first occurrence and order.Lorem Ipsum GeneratorGenerate repeatable filler text by paragraph, sentence, or word count.Slug GeneratorTurn titles into clean URL slugs with consistent separators.Find & ReplaceReplace literal text or regular-expression matches.Text Difference CheckerCompare two drafts and identify added, removed, and unchanged lines.Whitespace CleanerClean spaces, tabs, and repeated blank lines with precise controls.Character Frequency CounterCount character and letter frequency, percentages, and Unicode code points.Text RepeaterRepeat a text block with controlled counts, separators, and limits.Line Numbering ToolAdd sequential line labels with custom starts and separators.Morse Code TranslatorEncode text as written Morse code or decode supported signals.Text to Binary ConverterConvert Unicode text to UTF-8 binary bytes and decode them back.Invisible Character DetectorReveal zero-width, directional, and unusual formatting characters.Remove Line BreaksJoin wrapped lines while optionally preserving paragraph breaks.Add Prefix & Suffix to LinesAdd fixed or numbered text before and after every selected line.Text WrapperWrap plain text online to a chosen line width while optionally preserving paragraphs.Text ChunkerSplit text into measured word or character chunks with clear boundaries.Column ExtractorExtract one column from CSV, TSV, or other delimited text.Line FilterKeep or exclude lines with literal, boundary, or regex matching.Extract Text Between DelimitersExtract non-overlapping text segments between two exact literal delimiters.Delimiter ReplacerReplace common literal separators in plain text with clear counts.Text TruncatorLimit text by words or Unicode characters with a chosen suffix.
Workbench 05 · 25 tools
AI Tools
Transparent, privacy-friendly helpers for summarizing and analyzing language.
Extractive Text SummarizerSummarize long text into its most informative sentences.AI Text Pattern AnalyzerReview explainable writing patterns without claiming AI authorship.Keyword ExtractorRank prominent English words and phrases with local analysis.Sentiment AnalyzerEstimate English text tone with explainable matched evidence.Readability AnalyzerEstimate English reading ease, grade level, and sentence complexity.Text Similarity CheckerCompare two passages with cosine similarity and shared terms.N-Gram AnalyzerRank repeated contiguous sequences of two to five words.Vocabulary Diversity AnalyzerMeasure unique words, lexical density, and vocabulary ratios.Pattern Entity ExtractorFind candidate emails, URLs, hashtags, mentions, and dates.Passive Voice CheckerFlag possible English passive-voice patterns for human review.Hedging Language CheckerFind possible uncertainty and qualification expressions in English.Tone AnalyzerReview polite, forceful, urgent, critical, and tentative tone cues.Formality AnalyzerCompare formal connectors with conversational English markers.Transition Word AnalyzerFind addition, contrast, cause, sequence, and example transitions.Cliché DetectorFind familiar English phrases that may need a more specific rewrite.Inclusive Language CheckerReview selected context-sensitive terms with careful alternatives.Sentence Length AnalyzerMeasure sentence-length distribution and review longer sentences.Sentence Starter AnalyzerFind repeated one- to four-word openings across English sentences.Acronym ExtractorExtract uppercase acronym candidates and possible written definitions.Wordiness DetectorFind listed wordy English phrases with concise review options.Punctuation CheckerCheck commas, punctuation spacing, repeated marks, and bracket balance.Pronoun Perspective AnalyzerCount first-, second-, and third-person English pronouns.Modal Verb AnalyzerFind common English modal verbs with cautious meaning prompts.Adverb Pattern AnalyzerFind likely adverbs using an explainable spelling heuristic.Nominalization DetectorFlag suffix patterns that may indicate English nominalizations.
Workbench 06 · 25 tools
Calculator Tools
Practical calculators for health, prices, travel, finance, units, and everyday decisions.
BMI CalculatorCalculate BMI in metric or imperial units with clear ranges.Age CalculatorCalculate calendar age in years, months, days, and total days.Percentage CalculatorCalculate percentages, ratios, increases, and decreases instantly.Loan CalculatorEstimate fixed monthly payments, total interest, and repayment cost.Compound Interest CalculatorProject compound growth across rates, terms, and frequencies.Tip CalculatorCalculate a tip and split the complete bill between people.Unit ConverterConvert common length, weight, and temperature measurements.Discount CalculatorCalculate savings, discounted price, tax, and final cost.Sales Tax CalculatorAdd tax to a price or separate included tax from a total.Fuel Cost CalculatorEstimate trip fuel quantity and cost in metric or US units.Mortgage CalculatorEstimate monthly fixed-rate mortgage payments, housing costs, and total interest.Savings Goal CalculatorProject how monthly contributions may grow toward a savings target.Margin & Markup CalculatorCompare gross profit, margin percentage, and markup percentage.Time Duration CalculatorCalculate elapsed days, hours, minutes, and seconds between times.Running Pace CalculatorConvert distance and elapsed time into pace and average speed.Hourly to Salary CalculatorConvert hourly pay into weekly, monthly, and annual gross estimates.Electricity Cost CalculatorEstimate device energy use and cost from watts and time.Weighted Grade CalculatorCombine scores with explicit weights and compare points.Break-Even CalculatorEstimate unit volume needed for contribution to cover fixed costs.Unit Price Comparison CalculatorCompare two package prices using one shared quantity unit.Statistics CalculatorCalculate mean, median, mode, range, variance, and standard deviation online.Ratio CalculatorSimplify multi-part ratios and solve a proportional fourth value.Aspect Ratio CalculatorReduce an aspect ratio and scale width or height proportionally.Data Transfer Time CalculatorEstimate ideal transfer time from data size and connection speed.Random Number GeneratorGenerate unbiased random integers with an optional no-repeat rule.