Image editing

• Mosaic Pixelate, blur or black out parts of an image
• Resize Resize images by pixels or percentage
• Crop Crop an image down to any selection
• Convert Convert between PNG, JPG and WebP
• Compress Shrink image file size with a quality slider
• Watermark Add a text watermark to an image
• Image Grid Combine images into a contact-sheet grid — no upload
• Image Merge Combine photos into one — side by side, stacked, or big + 2
• Alpha Check Check PNG transparency on a checkerboard — no upload
• Tile Preview Check if a texture tiles seamlessly — no upload
• Color Palette Extract a color palette from an image — HEX / RGB, no upload
• Images to PDF Combine images into one PDF — reorder, A4 / fit, margins

AI · Stable Diffusion

• PNG Info View AI prompt & generation data in an image
• Safetensors Info Read a LoRA's trigger words & base model (header only)
• Tag Formatter Tidy booru tags: underscores, escaping, dedupe & sort
• Prompt Weight Convert prompt weights: A1111 ⇄ NovelAI ⇄ (word:1.2)
• SD Resolution Aspect ratio → SDXL / SD width × height (multiple of 64)
• ComfyUI Workflow Extract the workflow JSON from a ComfyUI PNG — no upload
• Model Hash Civitai AutoV2 / SHA256 of a model — in-browser, no upload
• Prompt Matrix Expand {a|b|c} prompt templates into every combination
• Prompt Diff Compare two prompts tag-by-tag: added, removed & common
• Tag Counter Count tag frequency across caption .txt files — no upload
• Caption Editor Batch-edit caption .txt files and re-save as a zip — no upload
• Bucket Preview See which kohya / SD training bucket each image lands in — no upload

Privacy

• Remove EXIF Check & strip GPS location from photos — no upload
• Clean Metadata Remove AI prompt & EXIF before posting (lossless)

Developer

• JSON Formatter Format, validate & minify JSON — no upload
• Regex Tester Test regex with live match highlight, groups & replace — no upload
• QR Code Generate a QR code from text or a URL — PNG & SVG, no upload
• CSV to Markdown Convert CSV / TSV into a Markdown table — no upload
• Markdown ⇄ HTML Convert Markdown to HTML (with a table of contents) and back — no upload
• Base Converter Convert binary, octal, decimal & hex — with a bit view, no upload

Writing & academic

• Citation Formatter Format references in APA, MLA & SIST 02 — no upload
• GPA Calculator Calculate GPA from grades & credits — multiple scales, no upload
• Character Counter Count characters, words, lines & manuscript sheets — no upload

Daily life · Japan

• ID Photo Passport / visa / resume photo + print sheet — no upload
• Resale Profit Marketplace profit: fees, shipping, margin & break-even
• Hanko Maker Japanese name seal → transparent PNG, no upload
• Wareki Japanese era ⇄ year, age & business-day calculator
• Recipe Scaler Rescale recipe ingredients by servings — no upload
• Cooking Units Cups ⇄ ml ⇄ grams by ingredient density — no upload
• Nengajo Layout Lay out a New Year / mourning postcard (hagaki) for print — no upload