Published tools

OpenFileTools

Browse browser-local PDF, image, media, file and developer workflows plus source-backed Trade Studio tools. Retired experiments are not kept public just to increase page count.

Showing 232 of 232 published tools.

Trade Studio

Research HS classifications, compare official product-country trade data, and build multi-currency export costing scenarios with source provenance.

HS Code FinderNarrow product classifications without guessing, compare international HS-6 with India ITC(HS), and verify each result against official trade sources.Export Market FinderAnalyze official commodity-by-country trade tables locally for market size, share, comparable-period growth and concentration before buyer research.Export Costing CalculatorCombine shipment costs in different currencies, preserve the FX assumptions used, and calculate break-even price, profit and margin for an export quote.Importer FinderFind live buyer/importer leads from supported trade sources, rank prospect evidence transparently, verify counterparties, and prepare outreach without exposing provider API keys.Incoterms Decision StudioCompare the 11 Incoterms® 2020 rules by transport mode, carriage, insurance, unloading and import-clearance responsibilities without pretending one term fits every shipment.Export QuotationCreate a structured international sales quotation from one reusable trade-project record with buyer, goods, HS code, Incoterm, named place, payment terms and PDF output.Pro Forma InvoiceTurn the shared export quote data into a pro forma invoice with consistent buyer, goods, currency, Incoterm, payment and shipment assumptions.Commercial InvoiceCreate a shipment commercial invoice from the shared trade project and keep product, buyer, currency, Incoterm, PO and shipment references aligned with the packing list.Export Packing ListBuild an export packing list with package marks, type, count, dimensions, net/gross weights and shared product references, then create a local PDF.Export Document CheckerCompare Trade Studio quotation, pro forma, commercial invoice and packing-list snapshots for buyer, currency, Incoterm, goods, quantity and weight contradictions.CBM & Packing CalculatorCalculate package CBM, gross/net weight and planning air volumetric weight, then reuse the packing geometry in the shared Trade Studio shipment record.Pallet & Container PlannerEstimate cartons per pallet and compare shared shipment CBM/payload against example 20ft, 40ft and 40ft high-cube container specifications.FCL vs LCL CalculatorCompare an entered LCL W/M quote with an entered FCL container quote, including minimum, origin, destination and other charges.Air vs Sea FreightCompare user-entered air and sea-LCL quotes using packed CBM/gross weight, air dimensional chargeable weight, sea W/M, local charges and quoted transit days.Freight Quote ComparatorCompare forwarder quotes on a common currency and charge scope while keeping transit, validity, free time and missing FX assumptions visible.Shipment Milestone TrackerTrack shipment handoffs, planned/actual dates, owners, references and issues from booking through delivery and payment without sending data to a carrier.Payment Risk StudioCompare advance payment, documentary credit, D/P, D/A and open-account structures against buyer relationship, cash-flow and complexity priorities.Export Receivables TrackerTrack export invoice values, due dates, amounts received, outstanding balances and overdue days in a browser-local receivables ledger.FX Variance CalculatorSeparate currency movement and bank charges from shipment economics by comparing quote, invoice and realized FX rates for the same foreign-currency amount.Shipment Profit ReconciliationCompare estimated revenue/cost lines with actual receipts and shipment costs to calculate actual profit, margin and post-shipment variance.Export DashboardSummarize the browser-local Trade Studio export project, saved buyer prospects, shipment milestones and receivables without combining unlike currencies.Import Landed CostModel goods value, freight, insurance, verified percentage/fixed import charges and post-customs costs to estimate landed cost and landed unit cost.Import Purchase OrderCreate a browser-local international purchase order with supplier, goods, Incoterm/named place, quality, inspection, documentation and shipping instructions.Bill of Entry PreparationOrganize importer, supplier, invoice, HS, origin, transport, valuation and regulatory-reference data into a review pack before official electronic Bill of Entry filing.Import Document ChecklistTrack applicability and readiness of core import commercial, packing, transport, customs, origin and product-regulatory documents without assuming every shipment needs the same set.Import Cost ReconciliationCompare estimated import goods/freight/duty/local costs with actual booked amounts to calculate final landed cost, unit cost and variance after receipt.

File Readiness

Preflight single-file upload requirements or build organized multi-document submission packs, then verify the actual result locally.

PDF Tools

Merge, split, convert, sign, watermark, number, crop, and inspect PDFs locally.

PDF to WordReconstruct searchable PDF text, tables, links, and supported images as editable Word content.Word to PDFConvert common DOCX paragraphs, headings, lists, tables, and page breaks into searchable PDF text.PDF to ExcelDetect conservative table structure in searchable PDFs and export real editable Excel cells.Excel to PDFRender XLSX worksheet values and tables as paginated PDFs with selectable and searchable text.PowerPoint to PDFRender PPTX slide geometry, text boxes, colors, and supported images into static PDF pages.Markdown to PDFTurn Markdown headings, lists, emphasis, code, links, and tables into a searchable PDF.HTML to PDFConvert inert HTML structure into a private searchable PDF without executing scripts or fetching linked resources.PDF to PowerPointReconstruct PDF text and supported images as editable PowerPoint slide objects, locally and without uploads.Merge PDFCombine PDF files in a chosen order without rasterizing pages.Split PDFSplit a PDF into individual pages, selected pages, or fixed-size groups.JPG to PDFConvert ordered JPG or PNG images into one PDF with practical page sizing, margins, and Fit or Fill controls.PDF to JPGRender selected PDF pages as measured JPG images with standard or high resolution controls.Rotate PDFRotate individual PDF pages left, right, or 180 degrees with visual page previews.Remove PDF PagesSelect pages to remove from a new PDF while leaving the original local file unchanged.Extract PDF PagesExtract selected pages and ranges into one new PDF without rasterizing them.Reorder PDF PagesRearrange PDF pages with drag-and-drop and keyboard-accessible move controls.Compress PDFReduce image-heavy PDFs with disclosed visual compression, document-type analysis, and before-and-after review.Sign PDFDraw, type, or upload visible signature items and place them on reviewed PDF pages without uploading the document.Watermark PDFAdd a text or image watermark to all or selected PDF pages while preserving existing page content.Add Page NumbersPlace simple numbered labels on all or selected PDF pages with position, margin, start, prefix, and suffix controls.Crop PDFChange PDF crop boxes on all or selected pages using clear percentage margins while preserving vector and text content.PDF MetadataView, edit, or clear common PDF title, author, subject, keyword, creator, producer, and date fields locally.Fill PDF FormComplete standard AcroForm text, checkbox, radio, dropdown, and list fields locally, then inspect the actual saved PDF.PDF Privacy CheckerReview supported PDF metadata, form, annotation, link, action, attachment, signature, and encryption structures locally.Compare PDFCompare two PDFs for visual, text, page-count, and page-size differences directly in your browser.Extract PDF TextExtract readable searchable text from all or selected PDF pages locally, then copy it or download a TXT file.PDF to MarkdownConvert ordinary searchable PDFs into editable Markdown with conservative heading, paragraph, list, and link inference.Scan to PDFCreate a clean, ordered PDF from camera captures or JPG and PNG document photos entirely in your browser.Extract PDF ImagesFind actual embedded raster images in a PDF and download clearly labeled reconstructed PNG copies without rendering whole pages.PDF Page SizeCheck every PDF page's physical dimensions, orientation, rotation, and closest common paper size—not its file size.Resize PDF PagesChange PDF page canvases to A4, Letter, Legal, or custom dimensions with Fit, Fill, and actual-size placement.PDF Font CheckerIdentify fonts used by searchable PDF text, subset names, page usage, and supported embedding evidence without uploading the file.PDF DPI CheckerMeasure effective DPI for each supported raster-image placement from its pixels and physical displayed size.PDF Print CheckerReview page consistency, rotation, raster DPI, font embedding, parser-reported protection, and explicitly unknown press checks.Extract PDF AttachmentsFind files embedded inside a PDF and download selected parser-supplied attachment bytes without opening or uploading them.Extract PDF LinksList external and internal PDF link destinations with page and supported anchor context, then copy or export them without visiting any URL.PDF Accessibility CheckerCheck a PDF for common structural accessibility signals directly in your browser without claiming legal or standards compliance.Redact PDFPermanently remove selected content by rebuilding only affected PDF pages from reviewed redacted pixels in your browser.Stamp PDFAdd preset or custom visible stamps to selected PDF pages locally, then inspect the actual generated PDF.Annotate PDFHighlight searchable text and add flattened shapes, lines, or freehand drawing to PDF pages in your browser.

Resize & Compression

Change dimensions or reduce bytes with explicit output settings.

GIF & Animation

Create and transform animated GIFs with frame-aware processing.

Image Conversion

Convert supported raster formats while preserving dimensions where appropriate.

Seller Image Tools

Prepare, compare, validate, and export product imagery across major marketplace destinations.

Amazon Image ResizerAnalyze source quality, review Amazon readiness checks, and resize proportionally without uploading it.Etsy Image ResizerCheck Etsy’s minimum and recommended image thresholds separately, then create a consistent listing export.eBay Image ResizerCheck eBay’s documented minimum separately from its recommended image quality and export safely in your browser.Shopify Image ResizerResize Shopify product photos locally for consistent storefront dimensions and aspect ratios while keeping Shopify limits separate from recommendations.White Background CheckerEstimate whether product-photo borders and corners appear white using browser-side pixel analysis.Marketplace Image CheckerCompare one product image against distinct Amazon, Etsy, eBay, and Shopify readiness checks.Marketplace Multi-ExportCreate clearly labeled Amazon, Etsy, eBay, and Shopify variants from one source image.Marketplace Image StudioAnalyze a product-photo batch across Amazon, Etsy, eBay, Shopify, Google Merchant Center, and TikTok Shop, then export labeled variants locally.Etsy Thumbnail PreviewPreview how important product details survive common centered square, 4:3, and 4:5 crops before publishing an Etsy listing.Google Merchant Image CheckerCheck Google Merchant Center image dimensions, megapixels, file size, format, product-fill estimate, and upcoming 500 × 500 requirements locally.TikTok Shop Image CheckerCheck TikTok Shop product-image dimensions, format, file size, square framing, and main-image background evidence before listing.

Photography & Print

Inspect print resolution, photo quality, proof sheets, comparisons, histograms, and passport-ready output.

Image DPI CheckerInspect embedded JPG or PNG resolution metadata and calculate real print sizes from exact pixel dimensions without uploading the photo.Change Image DPIChange JPEG or PNG DPI metadata without resizing or adding pixels, then download the same encoded image data with updated print-resolution metadata.Image Color Profile CheckerInspect JPEG, PNG, or WebP color-profile evidence, embedded ICC metadata, sRGB declarations, and RGB/CMYK-family structure locally before print or marketplace export.Print Size CalculatorConvert image pixels and target PPI into physical print dimensions and compare common photo sizes locally.Print Quality CheckerCheck the effective PPI of a photo at a chosen print size and see maximum recommended print dimensions at 300, 240, and 150 PPI.Photo Contact SheetArrange up to 40 photos into a clean A4 or Letter contact-sheet PDF with filenames, all generated locally.Photographer Proof SheetCreate a client-ready multi-page photo proof PDF with filenames, format/file-size notes, and configurable thumbnail density.Image HistogramInspect RGB and luminance distributions, mean brightness, and near-black/near-white clipping from a local photo sample.Sharpness CheckerEstimate local edge detail, shadow clipping, highlight clipping, and average luminance without sending the photo to a server.Image ComparisonCompare two local images with a reveal slider, exact source facts, quantitative pixel-difference statistics, and a downloadable difference heatmap when dimensions match.Passport Photo MakerManually align a US 2×2 passport photo with official composition guides, then export a 600×600 JPG or six-photo 4×6 print sheet.

3D & Maker

Create and inspect browser-local STL reliefs, lithophanes, QR/text signs, and direct print-cost estimates.

Video

Compress, trim, convert, resize, crop, retime, extract frames/audio, and inspect video locally with runtime codec checks.

Video CompressorCompress video locally with measured output size, resolution, quality and audio controls instead of a blind one-click preset.Video TrimmerCut a precise time range from a video with source-aware start/end controls, preview and local export.Video ConverterConvert between practical browser media containers with explicit output format, codec capability checks and local processing.MOV to MP4Convert readable MOV files to MP4 locally, preserving tracks when possible and transcoding only when the browser must.WebM to MP4Convert WebM video to an MP4 delivery file with explicit codec compatibility checks and no media upload.MKV to MP4Convert readable MKV/Matroska files to MP4 in the browser while reporting unsupported tracks instead of silently promising universal MKV support.MP4 to MP3Extract the primary audio track from MP4 and encode a downloadable MP3 locally with selectable bitrate.Video to GIFTurn a short section of video into a bounded animated GIF with frame rate, width and palette controls.Video ResizerResize video to a target width/height with contain, cover or exact-fit behavior, measured source dimensions and no upload.Crop VideoCrop a rectangular region from a video using source dimensions, percentage-safe controls and local export.Video Speed ChangerChange video speed from slow motion to fast playback while keeping audio and video timelines synchronized in a local derivative.Mute VideoRemove audio tracks from a video locally while preserving the video track when the destination container allows it.Extract AudioExtract the primary audio track from a readable video and export MP3, WAV or M4A with explicit quality settings.Extract Video FramesExtract evenly spaced or interval-based video frames into PNG/JPEG files and download a ZIP with timestamped filenames.Rotate VideoRotate a video clockwise with explicit 90°, 180° or 270° controls and bake orientation into a new local file when needed.Video Metadata ViewerInspect container, duration, video/audio codecs, dimensions, rotation, bitrate metadata and descriptive tags without changing the file.Video Thumbnail ExtractorPick an exact timestamp, preview the decoded frame and save a clean JPG or PNG thumbnail locally.Video Contact SheetCreate a storyboard-style contact sheet from evenly spaced video frames with timestamps, PNG output and an editable CSV frame manifest.Split VideoSplit a video into equal-duration clips and download the pieces as a ZIP with measured start/end timestamps.

Audio

Trim, convert, compress, join, split, normalize, analyze waveforms, and inspect audio without uploading it.

Audio TrimmerTrim a precise time range from audio with waveform-aware duration controls and local export.Audio ConverterConvert audio among practical formats with codec checks, bitrate/sample controls and no server upload.WAV to MP3Convert PCM WAV to MP3 with explicit bitrate control using a lazy-loaded browser encoder.M4A to MP3Convert readable M4A/AAC audio to MP3 with explicit bitrate and local browser processing.FLAC to MP3Convert lossless FLAC to MP3 locally with selectable bitrate while preserving the FLAC master.Audio CompressorReduce audio file size with bitrate, channel and sample-rate controls plus measured output instead of a hidden preset.Audio JoinerCombine multiple audio files in order into one local output with a visible queue, measured durations and consistent output settings.Audio SplitterSplit audio into equal-duration pieces and download a timestamped ZIP without uploading the source.Audio Speed ChangerChange audio speed from 0.5× to 2× with an explicit pitch-change disclosure and local export.Audio NormalizerScan an audio track, calculate its real peak and apply bounded peak normalization to a new local output.Silence RemoverRemove sustained low-level sections from audio with a visible threshold and minimum-silence rule, without claiming speech detection.Audio WaveformAnalyze an audio file into an interactive-looking waveform overview, peak/RMS metrics and editable CSV amplitude bins.Audio Metadata ViewerInspect audio codec, sample rate, channels, bitrate metadata and descriptive tags without changing or uploading the file.

Subtitles

Convert, edit, shift, and quality-check SRT and WebVTT caption files locally.

SEO & Marketing

Build and review metadata, structured data, campaign URLs, sitemap inventories and readability locally without crawling your site.

SERP PreviewPreview a search-result style title, description and URL while checking length signals without claiming Google will display the exact snippet.Meta Tag GeneratorCreate a reviewable HTML meta-tag block for title, description, canonical, robots, theme color, and basic social metadata.Open Graph PreviewPreview social-share cards and generate Open Graph metadata for title, description, image, URL, site name, and content type.Robots.txt GeneratorBuild robots.txt rule groups with user agents, allow/disallow paths, crawl-delay notes, and sitemap URLs while keeping semantics visible.Robots Meta GeneratorCompose robots meta and X-Robots-Tag directives with clear explanations for indexing, links, snippets, images, and archives.Canonical & Hreflang BuilderBuild canonical and hreflang link tags from an explicit locale/URL table and validate common syntax and self-reference mistakes.UTM BuilderCreate consistently encoded UTM campaign URLs and maintain an editable campaign tracking table for source, medium, campaign, term, and content.Schema Markup GeneratorBuild reviewable JSON-LD for common page types from explicit fields, preview the object, and catch missing required local inputs without claiming rich-result eligibility.Readability AnalyzerAnalyze word, sentence, syllable, reading-ease, grade-level, paragraph, and long-sentence metrics locally without inventing an SEO ranking score.Sitemap URL PlannerMaintain an editable URL inventory and generate a standards-shaped XML sitemap with optional lastmod, changefreq, and priority values.

Creator & Social

Plan creator assets, chapters, publishing calendars and campaign economics with local professional workflows.

Image Utilities

Focused image editing, color, Base64, and format utilities.

Files & Privacy

Create or extract ZIPs, inspect files, rescue Google Photos Takeout metadata, find duplicates, encrypt data, and manage privacy locally.

Takeout Rescue StudioAudit Google Photos Takeout media and JSON sidecars locally, match metadata conservatively, find exact duplicates, repair narrowly eligible JPEG dates, and build a reviewable rescue ZIP.WhatsApp Chat Export ViewerOpen exported WhatsApp TXT or ZIP chats locally, match included media, search and filter messages, redact review copies, and export PDF, HTML, CSV, JSON, TXT, or a checksum record ZIP.Email Archive Rescue StudioOpen MBOX or EML email archives locally, inspect Gmail Takeout labels, search message bodies, extract attachments, and export PDF, HTML, CSV, JSON, source EML, or a checksum record ZIP.Remove Image MetadataCreate a clean local copy without embedded EXIF or location metadata.Image Metadata ViewerInspect useful image metadata locally and receive a clear warning when location tags are detected.Create ZIP FileCreate a ZIP file from multiple files or a folder in your browser while preserving safe relative paths and avoiding server uploads.Unzip FilesOpen, inspect, and extract ZIP files locally with safe-path, entry-count, expansion, and ZIP-bomb limits.File Type CheckerIdentify a file type from bounded magic bytes, container evidence, browser MIME, and filename extension instead of trusting the name alone.Duplicate File FinderFind exact-byte duplicate files using size prefiltering and SHA-256 confirmation entirely in the browser.Encrypt FileEncrypt or decrypt a file locally with AES-256-GCM and a versioned OpenFileTools envelope.Password Strength CheckerCheck password length, character variety, repetitions, and common patterns locally without sending or saving it.

Developer & Data

Format, encode, hash, inspect, and transform structured CSV or developer text locally.

JSON FormatterFormat, validate, or minify JSON with native parser semantics and no server processing.Base64 Encoder/DecoderDecode Base64 to text through nested Base64/Base64URL, GZIP, zlib, UTF-8, and UTF-16 layers, or encode text locally.URL Encoder/DecoderPercent-encode or decode complete URIs and individual URI components without opening any URL.Hash GeneratorGenerate and compare SHA-256, SHA-384, or SHA-512 file checksums locally to verify downloaded bytes against an expected digest.JWT DecoderDecode a three-part JWT header and payload locally without verifying or trusting its signature or claims.Regex TesterTest ECMAScript regular expressions, flags, captures, and match ranges in a timeout-protected local worker.XML FormatterValidate and conservatively format XML without resolving external entities or changing mixed-content whitespace.YAML FormatterValidate and format YAML 1.2 locally with comment-aware parsing, alias limits, and no custom code execution.JSON Schema ValidatorValidate JSON instances against a supplied JSON Schema draft 7 with local references and detailed error paths.Diff CheckerCompare bounded text by lines or words, or compare consistently formatted JSON without sorting object keys.Cron GeneratorBuild and validate standard five-field Unix cron expressions and preview the next five execution times.Timestamp ConverterConvert explicit Unix seconds or milliseconds to ISO, UTC, and local dates, or convert dates back to timestamps.Word & Character CounterCount Unicode graphemes, UTF-16 code units, words, lines, paragraphs, spaces, and UTF-8 bytes locally.Text Case ConverterConvert bounded text to common programming, prose, constant, and slug cases without changing the original.HTML Entity Encoder/DecoderEncode critical HTML characters or decode named and numeric entities as inert text without rendering markup.SQL FormatterFormat SQL locally for supported dialects with keyword casing and indentation controls; queries are never executed.HTML to MarkdownConvert inert pasted HTML into editable Markdown while removing executable and embedded elements locally.CSV ViewerOpen a CSV file or pasted CSV as a bounded, inert table with delimiter and header controls.CSV to JSONConvert bounded CSV into an array of objects or arrays and download reviewed JSON locally.JSON to CSVConvert arrays of flat objects or arrays into correctly quoted CSV without uploads.CSV CleanerApply selected structural cleanup operations to CSV and download a reviewed result without changing data types.CSV Column ExtractorSelect CSV columns in source order and download a new CSV without modifying cell values.CSV Row FilterFilter CSV rows by one selected column and a constrained text condition, then download the result.CSV to ExcelConvert CSV rows into a valid XLSX workbook with editable cells while preserving every value as text by default.JSON to TypeScriptGenerate deterministic nested TypeScript declarations from a JSON object or array of objects.URL ParserParse an absolute URL into protocol, origin, hostname, port, path, query parameters, and fragment without visiting it.JSON ↔ YAMLConvert JSON and safe YAML structures in either direction while preserving scalars, arrays, objects, null, and Unicode.JSON ↔ XMLConvert JSON and XML using a documented deterministic element, array, attribute, text, and null mapping.

Generators

Generate codes, secure random values, colors, CSS, and placeholder images locally.

Templates

Customize useful business, work, career, and printable documents, then save them as PDF.

Invoice GeneratorCreate an itemized invoice with deterministic totals, balance due, optional logo, and local print-to-PDF output.Estimate GeneratorCreate a clearly labeled estimate or quote with itemized pricing, validity dates, terms, and print-to-PDF output.Receipt GeneratorCreate an itemized receipt online with payment details, totals, optional logo, live preview, and local print-to-PDF output.Purchase Order GeneratorCreate a purchase order online with buyer, vendor, delivery, billing, line items, totals, terms, live preview, and local PDF output.Packing Slip GeneratorCreate a price-free packing slip with shipment parties, product SKUs, and ordered and shipped quantities.Timesheet TemplateCreate a printable timesheet with dated start, end, break, notes, and deterministic regular-hour totals.Expense ReportCreate a printable expense report with categories, reimbursement status, notes, and deterministic totals.Meeting AgendaCreate a focused meeting agenda with objective, attendees, timed topics, owners, and preparation notes.Meeting MinutesCreate printable meeting minutes with attendees, discussion summaries, decisions, action items, owners, due dates, and status.Dot Grid PaperGenerate printable dot-grid paper with controlled spacing, dot size, paper size, orientation, and color.Resignation LetterFormat a professional resignation letter from your own wording, intended final date, transition note, and appreciation paragraph.Presentation Template StudioPreview, customize and export 15 professional presentation systems with 150 coordinated editable slide layouts as PowerPoint or vector PDF.