resass

Mixins for checking group of devices (mobile, tablet, laptop, desktop) or device by name (iPhone 5, iPhone X, iPhone 11 Pro Max, iPad Pro 12.9, etc). Expandable and very simple for usage.
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frontendfront-endscsssassresassrescsscombinecombine-scsscombine-sassresponsiveresponsive-sassresponsive-scsssass-cssscss-cssscss-mediasass-mediamqscss-mqsass-mqsass-media-screensass-mediascreenscss-media-screenscss-mediascreensass-media-queriesscss-media-queriessass-mixscss-mixmix

lego-scss

Building blocks for your scss code - Basic functions to increase reusability of code
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cssscsssassresponsiverwdresponsive-scss