The best replacement for less is fewer.

The best alternatives to less are rated as following:
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★★★  sass
★★★  lesser
★★  more
★★  few
★★  least
★  css
★  equal
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★  i couldn\u0027t care less
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Your alternative for less is not listed? Suggest!
Speaking about less, one probably shouldn't forget about line numbers.

Other search terms related to less and their ratings are:
★★★★★ line numbers
★★★★★ more
★★★★ bootstrap
★★★ bootstrap 3
★★★ grunt
★★★ syntax highlighting
★★ express
★ more cookbook
★ media queries
★ tail
★ multiple files
less
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Google Trends

Scale is based on the average worldwide traffic of less in all years. Click on graph for more.
less
fewer
sass