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12 votes

Software handling very large PNG files

On Linux, one can try vipsdisp: vipsdisp can display huge (many, many GB) images quickly and without using much memory. As well as the usual PNG, JPG, TIF, PDF, SVG, WEBP, JP2K, JXL and GIF, it ...
aland's user avatar
  • 221
10 votes

Open source Firefox add-on to take screenshot of whole page

You can already do it with Firefox: Press F12 Click on settings Enable full-page screenshot Now you can always click on that camera icon and the screenshot will be saved to your Downloads folder
wb9688's user avatar
  • 1,236
9 votes
Accepted

How can I rename photos using EXIF data?

The exiftool command line utility (from the package of the same name) reads and writes EXIF information. The “writing” can include renaming the file. There are examples in the manual under “Renaming ...
Gilles 'SO- stop being evil''s user avatar
9 votes

Tool to resize and compress at least 2 images at once

ImageMagick is designed for this purpose. ImageMagick® is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 200) ...
ayvango's user avatar
  • 493
8 votes

Software handling very large PNG files

I have had good experience with IrfanView in regards to opening images that appear as invalid in other editors. Regarding the image size, it highly depends on your machine whether or not IrfanView can ...
Tymric's user avatar
  • 5,581
7 votes

Local photo tagging application that will do face recognition

Windows Essential Photo Gallery can do most of what you ask: Accurate facial recognition. It finds similar faces, you give them names. Over time you confirm/deny enough faces, and it will get them ...
LShaver's user avatar
  • 305
6 votes

Command line tool to check whether two images are exactly the same graphically

ImageMagick compare -metric AE exit status is non-zero if at least one pixel color differs. Let’s say you have a folder named before which contains original images, and a folder after which should ...
Mathias Bynens's user avatar
6 votes

Find visually similar images for a given image file (on Windows)

Just found this today on my search for something similar. (I've been looking for this for years usually once a year. happened to be today) https://sourceforge.net/projects/imgseek/ imgSeek is a ...
Jeremy Pinsonneault's user avatar
6 votes

App to quickly generate correctly resized iOS app icons

Asset Catalog Creator is a simple (and free) icon tool. It supports iOS and OS X icons. One of the great things about it is that it supports the latest icon assets (as of iOS 8). A big con is that ...
Aleksander Azizi's user avatar
6 votes

Find visually similar images to a given image on Linux

I recommend geeqie, you can install via package manager such as sudo apt install geeqie. As you can see, it able to group by Pikachu's ears even though the images quite different. Note that this ...
林果皞's user avatar
  • 161
6 votes
Accepted

Software to measure true distances on images on linux

Tracker Tracker is an open-source video analysis software aimed at tracking coordinates of moving objects in videos. As part of this feature, it includes measuring tools, which allow to measure a ...
ComFreek's user avatar
  • 2,832
6 votes
Accepted

Tool to resize and compress at least 2 images at once

I think you can do this with IrfanView. Try Batch Conversion/Rename... from the File menu as explained in this forum. Making Transparencies Yes you can do this, too. Follow this Steps: Select as ...
f4bi4n's user avatar
  • 101
6 votes

Free photo editor for Windows

Having an Explorer window which you switch to with alt-tab and drag&dropping Images to GIMP (which can even be combined with alt-tab) is what I would suggest.
Euri Pinhollow's user avatar
6 votes
Accepted

WebP library for Java?

TwelveMonkeys ImageIO now has full ImageIO read support for WebP (lossy, lossless and lossy + lossless alpha) modes. Another free option is the ImageIO plugin from Java VP8 Decoder. It contains a ...
Harald K's user avatar
  • 226
5 votes

Find visually similar images for a given image file (on Windows)

Try search by image browser-based OS-independent tool (Windows, Linux, Mac etc.), which I developed. If you have a good PC, it is possible to scan more than 100000 images without a problem. In case of ...
Similar pictures's user avatar
5 votes

App to quickly generate correctly resized iOS app icons

Icon Dog is perhaps the best free solution out there for automating the process of resizing app icons. It supports iOS and Mac icons, including the sizes for Apple Watch and CarPlay apps. In addition ...
Erik's user avatar
  • 151
5 votes

Alternative for Graphviz with better automatic node placement for large graphs?

This would certainly be considered a "GraphViz-based solution", but if you're working with GraphViz you may want to check out Gephi. It's far more capable when it comes to processing large graphs.
BrianV's user avatar
  • 151
5 votes
Accepted

Software that can recognize the paragraph structure of a scanned handwritten text

Spilt Handwritten Paragraphs Software Recommendations does not render iPython notebooks so you can see the rendered, by nbviewer, version of this code here or of a cleaned up version here. N.B. The ...
Steve Barnes's user avatar
  • 31.4k
5 votes

Windows software to see individual images inside of an icon file

You can easily do this for free using GIMP. Each icon size will open on a new layer. You can also export *.ico files from GIMP. You could also use imagemagick. convert icon.ico icon.png should ...
Cai's user avatar
  • 171
5 votes

Photoshop alternatives for Mac?

For any platform I cannot recommend GIMP enough. Cross Platform OS-X, Linux, Windows Free, gratis & open source Very powerful You can also extend it with a large number of plug-ins but I would ...
Steve Barnes's user avatar
  • 31.4k
5 votes

Software for bulk image editing

For Windows I have to recommend IrfanView. Their website is pretty ancient, but the software is reliable and the batch functions work for everything I've ever needed them for. Install IrfanView and ...
Purple Haze Design Group's user avatar
4 votes

Edit and search/browse image metadata

In researching the same thing for the same reason on the same system I've discovered: Shotwell: https://wiki.gnome.org/Apps/Shotwell jExifToolGUI: https://hvdwolf.github.io/jExifToolGUI Dolphin file ...
volos's user avatar
  • 41
4 votes

Find visually similar images for a given image file (on Windows)

The best Windows tool I can find for this is Visipics http://www.visipics.info/index.php?title=Main_Page It basically uses ImageMagick to fingerprint images, with a slider to pick out the similarity ...
James Wallace's user avatar
4 votes

Image to text converter

There is a whole field of software called OCR or optical character recognition. Omnipage regular or Pro from nuance has always worked well for me. It can usually handle anything I throw at it. If ...
cybernard's user avatar
  • 1,726
4 votes

Software that can recognize the paragraph structure of a scanned handwritten text

As long as your handwritten notes follow a reasonably consistent pattern you could take the view that a line with no ink on it marks a paragraph break, i.e. a point where you would like the image ...
Steve Barnes's user avatar
  • 31.4k
4 votes

Java Open Source Imaging Library as a substitute to the JAI

Disclosure: I'm the main author/maintainer of the suggested library, but it seems to be a very good match for what the question asks. TwelveMonkeys ImageIO This project contains a large collection of ...
Harald K's user avatar
  • 226
4 votes

Software to easily add an image to a PDF document

You can do this easily in the free Foxit PDF reader using the Stamp Tool. Copy the image of interest to the clipboard: open in an image editor, or copy directly out of a web page. In Foxit, press ...
baitisj's user avatar
  • 625
4 votes

Software to easily add an image to a PDF document

The other answer also suggested the free Foxit Reader, but there's an even easier way to add a single image to a document from that program. You can find it on the Home tab: (Don't let the word "...
Brian Duddy's user avatar
4 votes

XMPP or LAN messenger where pasted images are directly shown to recipient

As of (almost) October 2015, it seems that there are several options available to you. For the best experience involving XMPP, you will need both client and server components that support XEP-0363. ...
baitisj's user avatar
  • 625
4 votes

Windows application that compare two similar pictures and find the difference

There is an example of using python to do this visually for you here but to reproduce it: Done on windows - Yes but could be on any of a number of platforms Free The code: from PIL import Image ...
Steve Barnes's user avatar
  • 31.4k

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