Creator & Developer Tools
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Font InspectorInspect a font’s outline format, glyph count, tables and embedding flags locally.Webfont KitCreate WOFF, WOFF2 and a CSS starter file together in one ZIP.Create TAR / TAR.GZPackage files and folders into a portable TAR or compressed TAR.GZ archive.Extract TAR / TAR.GZOpen TAR or gzip-compressed TAR archives locally and download their files.File InspectorIdentify formats, inspect sizes and find compatible tools.Batch & Folder WorkspaceGroup mixed files, preserve folders and package results in a ZIP.Make an Image FitMeet a size limit with a preview of the actual output.Shopify & Creator Image KitSquare WebP exports, custom dimensions and reusable presets.Background SwapperRemove edge-connected backgrounds or use AI portrait matting.Image UpscalerResize 2× or 4× with smooth interpolation or local AI for small images.Smart Crop & PaletteFind a visual focal point, crop and replace a chosen color.PDF Report BuilderArrange text, code and images in a numbered PDF report.OCR Text ExtractorExtract text from images and scanned PDF pages locally.Audio to Video CreatorCombine a cover image and audio track in an MP4.Audio Remux & MetadataCopy compatible audio streams and edit music tags in a batch.Subtitle Converter & TimingConvert SRT/VTT and shift cue timing.JSON / YAML / XML / TOMLTranslate structured configuration with a reviewable preview.SQL Schema & Seed GeneratorCreate SQLite-compatible table and insert statements.JSON to TypeScript / Go / Java / C#Infer starter models from a JSON sample.CSV / JSON to Markdown TableMake escaped GitHub-flavored Markdown tables.Protobuf DecoderDecode messages using an uploaded .proto schema.JWT Decoder & ValidatorRead claims locally and verify supported JWT signatures.Bulk String Encoder / DecoderBase64, URL, hex, HTML entities and ROT13.Multi-File ChecksumsCompare MD5, SHA-1, SHA-256 and CRC32 hashes.RSA Key & Certificate ConverterConvert PEM/DER and validate RSA SPKI/PKCS8 keys locally.Text & Code DiffCompare text blocks and download a unified patch.SVG to Framework ComponentExport safe SVG markup for React, Vue or Svelte.JavaScript / CSS BeautifierFormat source code without executing it.HTML Asset ExtractorSeparate inline CSS, scripts and asset references into a ZIP.CSS Animation SandboxPreview motion and export CSS keyframes.CSS Grid / Flexbox GeneratorAdjust a live layout and copy its responsive CSS.Image to Base64 Data URICreate a data URL for a small image asset.Regex EvaluatorTest matches in an isolated worker and export JavaScript code.Cron Expression BuilderBuild five-field Unix cron schedules with clear timing.Unix Timestamp & Time ZonesConvert seconds, milliseconds and ISO dates.cURL to Fetch / AxiosTranslate a supported cURL request into JavaScript.GraphQL to REST PlannerGenerate route mockups from a GraphQL schema.Log Analyzer & JSON SanitizerParse access logs and JSON lines with status filtering.Font Subsetter & Webfont ConverterKeep chosen characters and export TTF, WOFF or WOFF2.Postman to OpenAPIGenerate an OpenAPI draft with import notes.Developer API & CLICreate revocable keys for supported text transformations.Reverse Text LinesReverse the order of a list while keeping each line’s text intact.Number Text LinesAdd sequential line numbers with a custom starting number and separator.Add Prefix / Suffix to LinesWrap each line with literal text for lists, imports and repeated edits.Unicode Text NormalizerNormalize composed or decomposed Unicode text and inspect the result.Remove Duplicate LinesKeep the first occurrence of each line, with optional case and space matching.Sort Text LinesSort lists alphabetically or numerically and choose ascending or descending order.Line Ending ConverterConvert text between Windows CRLF and Unix LF without changing its words.Text Case ConverterChange text to upper, lower, title or sentence case with a reviewable preview.Word & Character CounterCount words, characters, UTF-8 bytes, lines and nonempty lines locally.Find & Replace TextReplace literal text throughout a document without running a regular expression.JSON Formatter & ValidatorValidate JSON syntax and export readable or compact JSON.Whitespace CleanerTrim line edges, remove empty lines or collapse repeated spaces.