Official account of probably the best CSS minifier

clean-css 4.0.4 fixes handling spaces in paths - thanks to Zoltan (github.com/tssajo) for CLI bug report github.com/jakubpawlowicz/cl… #css
clean-css 4.0.4 fixes invalid double backslash tokenization - thanks @j_r_dufresne for reporting it - github.com/jakubpawlowicz/cl… #css
clean-css 4.0.4 is out (since Saturday) fixing 2 bugs, see github.com/jakubpawlowicz/cl… #css #cleancss
4.0.3 fixes traversing in semantic merging - thx to github.com/Somebi for top notch bug report github.com/jakubpawlowicz/cl…
4.0.2 fixes regression in at-rule parsing - thanks again to Sergey Kulikov github.com/web-padawan for a bug report github.com/jakubpawlowicz/cl…
clean-css 4.0.2 is out fixing one regression bug github.com/jakubpawlowicz/cl… #css #cleancss
4.0.1 fixes regression in variables tokenization - thanks to Sergey Kulikov github.com/web-padawan for a bug report github.com/jakubpawlowicz/cl…
4.0.1 fixes regression in handling absolute paths - thanks to Thomas github.com/madwizard-thomas for a detailed report github.com/jakubpawlowicz/cl…
4.0.1 fixes regression in optimizing variables - thanks to Ng Yik Phang github.com/ngyikp for a test case github.com/jakubpawlowicz/cl…
4.0.1 fixes an edge case in `inline` option - thx to Alex Lam S.L. github.com/alexlamsl for raising the issue github.com/jakubpawlowicz/cl…
And last but not least the new default compatibility mode is IE10+. The old default can be restored using `{ compatibility: 'ie9' }` flag.
You should also check out new formatting options with output beautifying. #css #cleancss
Also former advanced optimizations (now optimizations level 2) are now disabled by default.
The most important changes in this release are 1) content escaping removal 2) new configurable optimization levels and 3) simpler rebasing.
Since tweeting all clean-css 4 changes would take over 60 tweets we instead link to a list of all closed bugs: github.com/jakubpawlowicz/cl…
Please note CLI has been released as 4.0.0 as its major version will always match the major version of API.
clean-css CLI is out too with same feature set as API #css #cleancss github.com/jakubpawlowicz/cl…