Gyazo!

Greenshot is a light-weight screenshot tool optimized for productivity with Optical Character Recognition (OCR) support. Save a screenshot or a part of the screen to a file within a second or load it up to an Internet-picture-storage and get a public accessible URL (Confluence, Box.com, Dropbox, Flick, Imgur without/with password, JIRA, Picasa-Web). Export to Microsoft Office (Excel, Word, Powerpoint, Outlook) or an "external command" (self defined). Apply text and shapes to the screenshot. Offers capture of window, region or full screenshot. Supports several image formats. Low demand of space on harddisk: 1289 kB; 32 supported languages. »

ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to over 80 supported destinations you can choose from.

Lightshot - easy screenshot tool, is screen capture tool for Windows and Mac platforms, with the added advantage of automatically uploading it online for sharing or editing. Available also as Firefox addon, Chrome extension and besides Desktop application. The program has short domain https://prnt.sc/g5g1s5 (or long one http://prntscr.com/g5g1s5 inspite, here they're soft options on this screenshot) where you can see all screenshots you've uploaded before.

CloudApp is a dead-simple way to share files, screenshots, almost anything, quickly and seamlessly. CloudApp allows you to share images, links, music, videos and files. Here is how it works: choose a file, drag it to the menubar and let us take care of the rest. We provide you with a short link automatically copied to your clipboard that you can use to share your upload with co-workers and friends.

Skitch is a screenshot editing and sharing utility for Mac and iOS that permits the user to add shapes and text to an image, and then share it online. Images can also be exported to various image formats.

This tool allows you to record a selected area of your screen and save as a animated gif.

puush is a super-quick way to share screenshots and files. Quickly capture any portion of your screen, upload any file, and share them with a short URL automatically placed in your clipboard. Share them with the world or make them private, for your eyes only.

Simple animated Gif screen recorder for Linux. Open-source. Provides an easy to install Ubuntu deb package.

Snaggy is an image host that lets you paste images from your clipboard directly online. Any kind of image, from raw data to URL paths, can be pasted in one step. Snaggy also has a simple built-in editor you can use before you share your image.

Make a short video capture of your desktop as a gif.

Make a screenshot, add your notes on top and share it instantly. Need to show some action? Record what you do, and share a GIF in a few seconds.

Captures the contents of the screen with a single keystroke. The captured screen can then be sent to the printer, or saved to disk as a file in 6 different graphics file formats. 15 languages.

4Shared Shot is an tool for people who need making instant high-quality screenshots. It takes only one click to get the screenshot of a chosen screen area, and a one more - to save the received result on your computer or post it on the Web. All 4SharedShot images are stored within the unique cloud storage 4Shared.com with provided 15GB free storage space!