Image Formats Tools
Image format reference and tools: PNG, JPEG, WebP, AVIF, GIF and SVG compared on compression, transparency, animation support and browser coverage today.
图片格式速查表 (Image Formats) is a frequently consulted reference for developers. Keeping the reference and ready-to-use tools on one page cuts the cost of switching back and forth. All tools below run locally, are free, and need no sign-up.
Related Tools
- 🔄Image Format ConverterConvert images between PNG, JPEG and WebP formats with quality control and white background fill for JPEG transparency and browser compatibility handling.
- 🖼️Image CompressorCompress PNG, JPEG and WebP images in your browser with an adjustable quality slider, batch processing and before-and-after file size preview. Batch friendly.
- 📐Image ResizerResize images to custom width and height while optionally keeping the aspect ratio. Scale to an exact target size and export PNG, JPEG or WebP files in one.
- ✂️Image CropperCrop images to exact dimensions or aspect ratios like 1:1, 16:9 and 4:3 with a drag-to-select editor. Lock the ratio and export PNG, JPEG or WebP in one click.
- 💧Image WatermarkAdd text watermarks to images with control over position, opacity, font size and rotation. Place the mark in a corner or tile it across the whole image.
- 🖼️Image MergerCombine multiple images into one with a custom layout, gap and background. Lay images out in a row, a column or a grid and preview the result first in one.
- ⬛Image Round CornersAdd rounded corners to images with a customizable radius and transparent PNG output. Set the radius apply the same settings to a batch Great for avatars.
- 🔲Image BorderAdd borders to images with custom width, color and style, including solid, dashed or dotted. Choose width colour and a solid dashed or dotted style Choose.
- ⭐Image to ICOConvert PNG, JPEG or WebP to ICO favicon format, with a full icon set from 16x16 to 256x256 packed into one .ico file so browsers pick the right size.
- 🎬Image to GIFTurn multiple images into an animated GIF with an adjustable delay, loop count and playback order, from PNG, JPEG or WebP. Preview before you export in one.
- 📦GIF CompressorCompress animated GIFs by reducing the colour count, frame rate and dimensions, then compare size and quality side by side to pick the right balance .
- ✂️GIF CropperCrop animated GIFs to a specific area with a visual selection box that keeps the animation. Drag a selection box lock the ratio if needed while loops Drag.
- 🖼️SVG Placeholder GeneratorGenerate SVG placeholder images as data URLs with custom size, colours and text. Mock up layouts and prototypes before real assets are ready. Save as a file.
- 📁Base64 File EncoderEncode any local file to a Base64 data URL for images, PDFs and binary files to embed assets directly in HTML, CSS, JSON and email attachment strings.
- 🔍Image OCRExtract text from images with Tesseract.js in 60+ languages including Chinese and Japanese. Select a region to improve accuracy, then copy the text out.