68
votes
Accepted
Screen-recording GIF 'video' tool for Mac OS X
I personally use and recommend LICEcap.
Great interface: select a region of the screen and set the frame rate and destination for the gif.
No time limit on length of gif.
OS X and Windows (can use ...
22
votes
What software should I buy to have a macOS VM on my Linux machine?
There are multiple companies that rent out access to a Mac in the cloud. I used one of them for a few months when I had to port an Android app to iOS, which needs a Mac to compile. If you only need ...
21
votes
What software should I buy to have a macOS VM on my Linux machine?
Is it possible (and legal) to buy a macOS license to have it as a VM on my Linux machine?
No - at least not according to Apple's software license agreement for MacOS. The license agreement for MacOS ...
20
votes
Accepted
Open-source image organiser with face recognition (alternative to Picasa) with OSX/Linux support
There are few alternatives:
digiKam (GPLv3) [Mac, Windows, Linux, BSD]
An open source image viewer that allows you to directly zoom into large collections of tens of thousand of images from tiny ...
Community wiki
18
votes
Accepted
What software should I buy to have a macOS VM on my Linux machine?
As others have said, the only way to legally virtualize Mac OS X (according toApple's EULA) is on Apple hardware. So the purchase you need to make isn't a software purchase, it's a hardware purchase: ...
17
votes
Free PDF comparison tool
DiffPDF nowadays is an paid software for Windows only, but it was previously free and also available for OS X. You can still download such a previous version.
It allows both visual and textual ...
16
votes
Free PDF comparison tool
compare (command from ImageMagick)
If you want to compare the visual appearance of page 4 of a.pdf with page 6 of b.pdf, you can use ImageMagick's command line tool compare. Here is a variation of ...
13
votes
Markdown editor for OSX that includes a preview, ideally in real time?
There is a new kid on the block.
Github has recently open-sourced their internally developed editor — introducing Atom! As a full featured code editor and lightweight IDE, Atom may seem like a lot of ...
13
votes
Screen-recording GIF 'video' tool for Mac OS X
I was actually trying to solve this problem for myself today and found this nice little Github gist:
https://gist.github.com/dergachev/4627207
Uses Quicktime to save a video, ffmpeg to convert the ...
13
votes
Free PDF comparison tool
When comparing PDF files, you have the choice between:
comparing the contents (i.e. the actual text)
comparing the pages as a whole (visual comparison).
While you might be looking for the first ...
11
votes
11
votes
Open-source image organiser with face recognition (alternative to Picasa) with OSX/Linux support
You should have a look at digiKam, as of all the alternatives that I have checked it comes closest to fulfilling your requirements:
Full screen preview with basic zoom in/out abilites
Image thumbnail ...
10
votes
Accepted
Cross-platform LAN messenger that can run on multiple user accounts of the same machine at once?
As described in my answers to the questions Software to send files through my private network and Simple serverless messenger for Linux, you could use any XMPP client that supports Zeroconf (Apple’s ...
9
votes
Software to create automatic subtitles (OS X)
This is one of the dreams of many many people and currently a perfect solution is not publicly available. However it can still be done with a bit of messy work. One method which will work if a) the ...
8
votes
What's the best (simplest) free software to beat-match and mix two tracks?
You can use Mixx:
free and open-source
Linux/Windows/Mac
synchronization and auto-beatmatching (+ usual features of a DJ software)
See all features.
8
votes
Is there an OS X app for reducing an image to a specific file size
I'm using ImageMagick for this kind of task, usually approaching it via compression/quality or resolution. Example:
mogrify -resize 800x600 -quality 70
But according to the list of command line ...

Izzy♦
- 18.5k
8
votes
Alternatives to Google Drive with emphasis on privacy and user experience?
You could take a look at Seafile:
Open Source (hosted on Github)
Can be used with your own server – which should answer your privacy issue
Is cross-platform (Android, iPad/iPhone, OSX, Linux, RasPi, ...

Izzy♦
- 18.5k
8
votes
Program to batch crop photos by certain amount of pixels from each side
You can use ImageMagick
free
open source
cross-platform
CLI (i.e. can batch process)
can crop pixel-specifically: e.g. mogrify -crop 40x30+10+10 crop.gif
8
votes
Accepted
DjVu reader for Mac
Of all (scarce) DJVU viewing software for OSX i so far find DJView the most feature rich among gratis software.
responsive continuous scrolling - Check
must be standalone (not browser plugin) - Check
...
8
votes
What software should I buy to have a macOS VM on my Linux machine?
I'm currently using Ubuntu, but there are still some apps I wanted to use on macOS. I found macOS-Simple-KVM.
However, there will be a bit of tweaking you'll need to do before being able to use the ...
7
votes
Accepted
Syntax highlighting text editor for Mac OSX
Take a look at Atom. "A hackable text editor for the 21st Century"
It is very similar to TextMate or SublimeText, written by the folks at GitHub, and it's open-source. Its core value proposition is ...
7
votes
Limit bandwidth on a per-app basis on OS X?
For a graphical interface, try throttled.
Considering you are savvy, you can could also get creative with builtin OS tools, as detailed below.
I say creative because, to the best of the knowledge, ...
7
votes
Screen-recording GIF 'video' tool for Mac OS X
You can use Recordit:
free (but not open-source)
make a gif that lasts for about 10 seconds (up to 5 minutes for free)
'on-the-spot' video maker and converter
Needs at least Mac OS X 10.8, Windows 7
7
votes
Screen-recording GIF 'video' tool for Mac OS X
Since I don't prefer any of the other solutions since they don't have the specific features I want, I made my own (currently command-line only) program specifically for quickly capturing .gifs and ....
7
votes
Accepted
Tool to split PDF pages into separate files
This tool is free:
http://sourceforge.net/projects/pdfsam/
free (GPLv2), although the pre-compiled versions require a donation be made
open source
uses Java for cross platform goodness
split ...
7
votes
Accepted
Extremely lightweight text editor for OSX that just edits text
You can use TextEdit. It is included with all OSX editions, and works perfectly:
just edits text
opens instantly (it does for me)
low memory consumption
lightweight
shows text in black on white as ...
6
votes
Email client that supports Markdown?
My favourite email client is MailMate. It follows a keyboard-centric approach and provides native Markdown support with live preview.
Give it a try!
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 ...
6
votes
Screen-recording GIF 'video' tool for Mac OS X
ScreenToGif
General
Free & Source code available
Simple to use
Portable
9 MB small
No limitations such as time or file size limit
Features
Record your screen and save directly to a gif looped ...
6
votes
Accepted
Any apps that "type" what you paste in OS X?
You can use an Applescript (free, built into System 7, Mac OS 8, Mac OS 9, Mac OS X) script:
Applescript:
try
the clipboard as text
on error
set the clipboard to " "
end try
tell application "...
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