With a good screen capture tool, you can generate screenshots relevant to your article and make it easier for your reader to understand what you are talking about.
There are many tools to capture screens, and for Firefox users, you can check out below 10 add-ons, which are all free and you can use them to make screenshots easily and quickly.
1. Screengrab

With the Firefox add-on Screengrab, you can capture below screens:
- The complete page
- The visible portion
- The selection portion
- The whole window
The screenshots can be save as JPG or PNG files.
Add Screengrab to your Firefox
2. Pict Uploader

Pict Uploader will let you make below screenshots:
- The complete page
- The visible portion
- The selection portion
The screenshots can be save as JPG or PNG files and automatically uploaded to the Pict.com website. You can edit the selection portion with Pict Uploader directly.
Add Pict Uploader to your Firefox
3. Pearl Crescent Page Saver

There are both pro and free versions of the Firefox add-on Pearl Crescent Page Saver, and for the free version, you can capture below screens:
- The complete page
- The visible portion
The screenshots can be save as JPG or PNG files.
Add Pearl Crescent Page Saver to your Firefox
4. FireShot

There are also pro and free versions of FireShot, but their difference are mainly for the image edition function, and you can make below screenshots:
- The complete page
- The visible portion
The screenshots can be save as PNG, GIF, JPEG or BMP files, and you can edit the screenshots with FireShot editor, or upload them to eaycaptures.com directly after registration.
5. Talon

With the Talon Firefox add-on, you can capture below screens:
- The complete page
- The visible portion
- The selection portion
The screenshots can be save as PNG files, and you can save the files to desktop, edit them with Aviary image editors, or host them online after login.
6. Kwout

The Talon Firefox add-on will let you capture below screens:
- The complete page
- The visible portion
- The selection portion
The screenshots can be save as PNG files.
7. Picnik

With the Firefox add-on Picnik, you can capture below screens:
- The complete page
- The visible portion
You can send the screenshots to Picnik, edit them, and then download them as JPG, PNG, GIF, BMP, PDF, or TIFF files, or share them on Facebook, Twitter, Google Buzz and/or some other social networks.
8. WIPS

The Firefox add-on WIPS will display on the Firefox sidebar, and you can use it to capture below screens:
- The complete page
- The selection portion
The screenshots can be save as JPG, BMP, PNG or PPM files.
9. Screenshot Pimp

Screenshot Pimp can be added as a browser toolbar button or/and a standalone toolbar, with which you can capture below screens:
- The complete page
- The visible portion
- The selection portion
The screenshots can be save as JPG or PNG files.
Add Screenshot Pimp to your Firefox (Update: This add-on has been disabled.)
10. Screen Capture Elite

Screen Capture Elite suggests $5.00 donation, but without donation, you can also use it to capture below screens:
- The complete page
- The visible portion
- The selection portion
The screenshots can be save as JPG or PNG files.
Add Screen Capture Elite to your Firefox
Bonus: Snagit

The Snagit Firefox Extension is also available for you to capture a selection portion, a visible portion or a complete page, but to make it active, you need to install a desktop software called Snagit Editor, which is not free, although, you can have a 30 days free trail, or maybe you can crack it. ![]()
Related free web apps:

