GIMP (GNU Image Manipulation Program) is a free, open-source Photoshop alternative available for all operating systems. You can download it from the GIMP developer site. Installing GIMP is very similar to installing most other programs.
Step
Method 1 of 3: Windows
Step 1. Download the GIMP installer
You can download it for free from gimp.org/downloads.
Click the "this link" link to download the file. Clicking the "Download GIMP" link will download GIMP using BitTorrent
Step 2. Run the GIMP installer
You can find this in the location where you saved it, usually in Downloads/My Downloads.
Step 3. Follow the instructions to install GIMP
Most users can skip this setting.
Step 4. Complete the Installation
After selecting the file format, GIMP will install. It may take a few minutes.
Step 5. Start using GIMP
Once GIMP is finished installing, you can start using it. Check out the guide on Wikihow for tips on getting started with GIMP.
Method 2 of 3: OS X
Step 1. Download the GIMP installer
You can download it for free from gimp.org/downloads.
Make sure to download the latest "original package"
Step 2. Open the DMG file
You can find it in the Downloads folder. You will see the GIMP icon when you open the DMG file.
Step 3. Drag the GIMP Icon into the Applications folder
Wait a moment while the program copies.
Step 4. Open GIMP from the Applications folder
If you receive a message telling you that GIMP cannot be opened because it was downloaded from the internet, read on.
Step 5. Click the Apple menu and select System Preferences
Step 6. Go to "Security & Privacy" option
At the bottom of the window, you will see a message indicating that GIMP is blocked.
Step 7. Click
Open Anyway.
Step 8. Start using GIMP
Once GIMP is finished installing, you can start using it. Check out the guide on Wikihow for tips on getting started with GIMP.
Method 3 of 3: Linux
Step 1. Run the package manager
GIMP can be downloaded through the Linux distribution's package manager. This utility allows you to search, download and install new programs for Linux.
Step 2. Search for "gimp"
It is usually the first result in search results.
Step 3. Click the "Install" button
GIMP will be downloaded and installed automatically.
Step 4. Run GIMP
You can find GIMP in the Applications folder. Double click to start.