New answers tagged web-fonts
Here some good similar fonts. It's a list of similar fonts. http://fontsup.com/similar/avenir-next-lt-pro.html
For a Helvetica Neue Condensed, you can have a look at the webfont Archivo Narrow: https://www.google.com/fonts/specimen/Archivo+Narrow For the Helvetica Neue Black version, this version of Archivo Black is not bad either: https://www.google.com/fonts/specimen/Archivo+Black For the other Helvetica Neue like the standard one, other answers have been ...
Source Sans will be the most complimentary. I initially had the same opinion but with a few adjustments to Source Sans like the font-size and letter-spacing (shown below), I think it looks great.
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