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[网页设计]12个用于网站性能优化的最佳的图片压缩工具


  图像压缩工具允许轻松的进行压缩,编辑和调整图片大小。这些工具支持多种图像格式,如JPEG,PNG,GIF,可以重新大小根据您的需要他们,让您的网站和 Web 应用程序的拥有更快的载入速度。

  在这个列表中,我们编制了12个最佳的图片压缩工具,所有这些都将帮助你压缩你的网站上的图像,节省带宽和提高网站的性能。

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1. JPEGMini

jpegmini
JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality. The technology works in the domain of baseline JPEG, resulting in files that are fully compatible with any browser, photo software or device that support the standard JPEG format.

2. Shrink O’ Matic

shrink o matic
Shrink O’Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs. Simply drag and drop images and they’ll be resized as you wish! Options allow you to choose the output sizes, rotation (supports EXIF data), names and location, formats and watermarks.

3. Riot

riot
Radical Image Optimization Tool (RIOT for short) is a free image optimizer that will let you to visually adjust compression parameters while keeping minimum filesize. It uses with a side by side (dual view) or single view interface to compare the original with the optimized image in real time and instantly see the resulting file size. It is lightweight, fast and simple to use, yet powerful for advanced users. You will be able to control compression, number of colors, metadata settings and much more, and select image format (JPG, GIF or PNG) for your output file.

4. Image Optimizer

image optimizer
This is free online service, which lets you resize, compress and optimize your image files. Using the service is as easy as clicking of button! Optimized images are better! They are more suitable for web pages, email attachments, or even storage on your disk.

5. Trimage

trimage
Trimage is a cross-platform GUI and command-line interface to optimize image files for websites, using optipng, pngcrush, advpng and jpegoptim, depending on the filetype (currently, PNG and JPG files are supported). It was inspired by imageoptim. All image files are losslessy compressed on the highest available compression levels, and EXIF and other metadata is removed. Trimage gives you various input functions to fit your own workflow: A regular file dialog, dragging and dropping and various command line options.

6. PunnyPNG

punnypng
PunyPNG is a free website optimization tool that dramatically reduces the file size of your images without any loss of quality. It first analyzes the content of your image and figures out the best web optimization technique and format to use. It supports the most popular formats and, depending on the file, PunyPNG will decide how to convert your image to ensure the best possible results.

7. JPEG Optimizer

jpeg optimizer
JPEG-Optimizer is a free online tool for resizing and compressing your digital photos and images for displaying on the web in forums or blogs, or for sending by email. Completely Free. No software to download. Just upload your image or enter its URL and press “Reduce It.” You can then view the compressed images and thumbnails, and right-click the image to save it.

8. ImageOptim

imageoptim
ImageOptim is a free app that makes images take up less disk space and load faster, without sacrificing quality. It optimizes compression parameters, removes junk metadata and unnecessary color profiles. It’s excellent for publishing images on the Web (easily shrinks images “Saved for Web” in Photoshop) and also useful for making Mac and iPhone/iPad applications smaller (if youconfigure Xcode).

9. Shrink Pictures

shrink pictures
Shrink Pictures allows you to resize pictures and choose the level of compression applied, and it supports JPG, GIF and PNG. You can select the maximum image dimension, apply special effects, and download the optimized images.

10. JPEG Reducer

jpeg reducer
JPEG Reducer shrinks the sizes of your images and photos to make them load faster, and works by using lossy compression. However, you may not even notice that any changes have been made. Just upload your image or enter its URL and press “Reduce It.” You can then view the compressed images and thumbnails, and right-click the image to save it.

11. PNG Optimizer

png optimizer
PNG Optimizer cleans your PNG files of useless or wrong information, reduces their weight and converts PNG into other lossless image formats such as BMP, GIF OR TGA. It also supports animated PNGs and is available on Windows XP, Vista and 7. You can also easily create PNG screenshots within a simple, productive user interface.

12. Tiny PNG

tinypng
TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number of colors in the image, fewer bytes are required to store the data. The effect is nearly invisible but it makes a very large difference in file size!

 

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