Based on our record, ShareX seems to be a lot more popular than Screencastify. While we know about 272 links to ShareX, we've tracked only 1 mention of Screencastify. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Screencastify is another one which is an extension but is avaliable in a lot of plaltaforms screencastify.com. Source: over 2 years ago
I've been using ShareX (https://getsharex.com/) for some years, which is also open-source, and very featureful while not feeling too bloated, though Windows only. I'll have to have a look at this next time I'm on a Linux desktop, as I found the options lacking compared to ShareX last time I looked. - Source: Hacker News / 3 days ago
ShareX (https://getsharex.com/) doesn't have quite this nice UX but it's free. I often use it alongside browser dev tools. Here's a screenshot of me measuring this comment box https://i.imgur.com/yoTHbzq.png. - Source: Hacker News / 3 months ago
ShareX will run on that machine no problem. Open-source & free. Https://i.imgur.com/KQAoDin.jpg. Source: 6 months ago
ShareX [1] is my other "must install" app. I never would have guessed how much my branch of engineering consists of "take a screenshot and draw lines, arrows and circles on it." Being able to customize my workflow to do all of that is really great. [1] https://getsharex.com/. - Source: Hacker News / 10 months ago
ShareX - The best free and open source screenshot tool for Windows (getsharex.com). Source: 11 months ago
Loom - Loom is a screen recording extension for Chrome that gives people the ability to create and share media. Create your own videos using your camera, screen view, and audio. Read more about Loom.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Snagit - Screen Capture Software for Windows and Mac
LightShot - The fastest way to take a customizable screenshot.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.
Screencast-O-Matic - Free version Records up to 15 minutes, premium is $15/year.