When comparing Greenshot (for Windows) vs Resonic, the Slant community recommends Greenshot (for Windows) for most people. In the question“What are the best power user tools for Windows?” Greenshot (for Windows) is ranked 10th while Resonic is ranked 33rd. The most important reason people chose Greenshot (for Windows) is:
Greenshot is licensed under GPL with source code available on [BitBucket](https://bitbucket.org/greenshot/greenshot).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free and open source
Greenshot is licensed under GPL with source code available on BitBucket.
Pro Freezes screen when you capture
When you enter a capture mode, the screen content is preserved as it was when you started capturing.
Pro Allows annotating, highlighting and obfuscating screenshots
Pro Can capture an entire webpage
Instead of just capturing the visible portion of the page, this tool can capture all of the page in one image by scrolling through the page, taking images at set points and then stitching the images together.
Pro Can be quickly invoked with the print screen button
Pressing the print screen button will allow you to select the captured area.
Pro Selecting custom rectangle is the default
Easy to use selection tool with a magnifier to select only the part of the screen that you need.
Pro Classic UI design makes it easy to use.
Pro Portable version available
Pro Clean interface
Pro Fast
Pro Lightweight
About 8 MB, and about 11 MB with the integrated Soundfont for its MIDI playback synthesizer. Native application, no dependencies (no .NET runtime).
Pro Has a waveform seekbar and analyzers
Has a big single-click waveform seekbar and three real-time analyzer visualizations by default.
Pro Pure sound
Pro Supports all formats
WAV, BWF, RF64, AIFF, AIFC, FLAC, APE, ALAC, WV, TTA, DSF, DFF, MP3, MP2, MP1, M4A, MP4, AAC, MPC, MP+, OGG, OPUS, SPX, WMA, WMA Pro, WMA Lossless, MP4, WMV, AVI (certain codecs), MID, RMI, KAR, IT, XM, S3M, MTM, MOD
Pro WASAPI/ASIO support
High-end audio cards can be easily used to their full potential without any additional software due to WASAPI (Player and Pro) and ASIO (Pro) support.
Pro Most actions can be done with a single click
Most actions can be done without having to double-click. Things like navigating folders, playing files, seeking audio, changing volume are all done with a single-click.
Cons
Con Scrolling window capture is only working in Internet Explorer
Con This version only works on Windows, not Linux nor Mac
However, the same author now has a separate version of Greenshot for iOS, which is available (for a small fee) in the Mac App Store at https://itunes.apple.com/us/app/greenshot/id1103915944
Con No playlists
Or not yet, at least in the forums they say they're working on it