ImageOptim

ImageOptim makes images load faster. Removes bloated metadata. Saves disk space & bandwidth by compressing images without losing quality.

Free Open Source Mac

66 Like

ExifTool

ExifTool is a platform-independent Perl library plus a command-line application for reading, writing and editing meta information in a wide variety of files. ExifTool...

Free Open Source Mac Windows Linux

63 Like

RIOT - Radical Image Optimization Tool

Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then...

• Warning Installer contains Open Candy adware and potentially more: https://www.virustotal.com/en/file/5c69ba60d82abbf73c6ac27a0cf39b054cb5a7cbc6fc8a6cb00d4daa6e069b73/analysis/

Free Windows GIMP XnView IrfanView

75 Like

PNGGauntlet

-Combines PNGOUT, OptiPNG, and DeflOpt to create the smallest PNGs -No image quality is lost — only file size -Converts JPG, GIF, TIFF, and BMP files to PNG ...

Free Windows

28 Like

ExifToolGUI

Graphical user interface to ExifTool for reading and writing metadata in images. Download link:...

• Discontinued The program is no longer developed and supported. Last version, v5.16, released on April 5th, 2015, can be still downloaded from the official forum.

Free Windows ExifTool

13 Like

pngquant

pngquant is a command-line utility and a library for lossy compression of PNG images. The conversion reduces file sizes significantly (often as much as 70%) and...

Free Open Source Mac Windows Linux

6 Like

pyExifToolGUI

pyExifToolGui is a graphical frontend for the open source command line tool exiftool by Phil Harvey. pyExifToolGui is a pySide QT4 script program that functions as a...

Free Open Source Mac Windows Linux

7 Like

Exif Purge

EXIF Purge is a small portable application to remove EXIF meta data from multiple images at once.

Free Mac Windows

BatchPurifier

BatchPurifier can remove metadata from JPEG files in batch, thoroughly removing metadata such as EXIF (including thumbnail), Photoshop image resources (including IPTC)...

Freemium Windows

5 Like

AdvanceCOMP

A collection of recompression utilities for your ZIP archives, PNG snapshots, MNG video clips and GZ files.

Free Open Source Mac Windows Linux

jStrip

jStrip is a free tool to reduce the file size of JPEG images without sacrificing image quality. High-traffic websites with many JPEG images can benefit from decreased...

• Discontinued jStrip's official site is no longer accessible, but it has been archived by Archive.org: https://web.archive.org/web/20150516175309/http://davidcrowell.com/jstrip

Free Windows

2 Like

Metadata++

Metadata++ 1.07 .5 (freeware) Windows 10 Support Metadata++ works seamlessly with both 32-bit and 64-bit Windows 10, 8.1, 8, and 7. Performance Metadata++ is...

Free Windows

1 Like

Black Bird Image Optimizer

Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!.

Freemium $ $ $ Windows

1 Like

Exif Tag Remover

Did you know that digital photos contain hidden information - metadata tags - about the image, camera, photographer and location? These tags are created by digital...

Freemium Windows

3 Like

Optimage

Optimage is an advanced image optimization tool to compress images without losing quality at highest compression density. It supports all popular image formats including...

Freemium $ $ $ Mac

1 Like