Using nodejs with bower set up your own CDN or resource library.

transfer.js

// Use bower install to install modules and then run the transfer.js to copy all the main files in each modules to root dir
// Mainly use as a quick tool to manage your cdn or resource library.
//  directory structure:
// ├───root
//     ├───js/
//         └───jqeury
//              └───jquery.js
//              └───jquery.min.js
//     └───css/
//         └───normalize.css
//              └───normalize.css
//     └───fonts/
//         └─── font-awesome.woff
//         └─── fontawesome-webfont.eot
//     └───css/
//         └───normalize.css
//              └───normalize.css
//     └───bower_components/
//         └───normalize.css
//              └───bower.json
//              └─── *
//         └───jQuery
//              └───bower.json
//              └─── *
//     └───transfer.js


var fs = require('fs');

var modules = fs.readdirSync('./bower_components');

modules.forEach(function(i){
    var pdir = __dirname+"/bower_components/"+i+"/";
    var bower = __dirname+"/bower_components/"+i+"/bower.json";
    //var pack = __dirname+"/bower_components/"+i+"/package.json";
    if(fs.existsSync(bower)){
        var bowerjson = JSON.parse(fs.readFileSync(bower));
        console.log(bowerjson.name);
        if(typeof(bowerjson.main)=="string"){
            transferfiles(pdir+bowerjson.main,bowerjson.name);
        }else if(typeof(bowerjson.main)=="object"){
            bowerjson.main.forEach(function(j){
                if(j.indexOf("*")>-1){
                    var subdir = pdir+j.replace("*","");
                    console.log(subdir);
                    var subfiles= fs.readdirSync(subdir);
                    subfiles.forEach(function(k){
                        transferfiles(subdir+k,bowerjson.name);
                    });

                }else{
                    transferfiles(pdir+j,bowerjson.name);
                }
            })
        }
    }
    //else if(fs.existsSync(pack)){
    //    console.log(JSON.parse(fs.readFileSync(pack)).style);
    //}
});

function transferfiles(file,dname){
    var jsdir = __dirname+"/js/";
    var cssdir = __dirname+"/css/";
    var fontdir = __dirname+"/fonts/";

    var ddir = jsdir;
    if(endsWith(file,".css")){
        ddir = cssdir;
    }else if(endsWith(file,".js")){
        ddir = jsdir;
    }else{
        ddir = fontdir;
    }
    var filename = file.split("/")[file.split("/").length-1];
    var minfilename = filename.split(".").slice(0,filename.split(".").length-1).join(".")+".min."+filename.split(".")[filename.split(".").length-1];
    var minfilesource = file.split("/").slice(0,file.split("/").length-1).join("/")+"/"+minfilename;
    var destfile = ddir+dname+"/"+filename;
    var mindestfile = ddir+dname+"/"+minfilename;
    if(ddir==fontdir){
        fs.createReadStream(file).pipe(fs.createWriteStream(ddir+filename));
        //console.log("fonts"+ddir+filename+"\n");
        return
    }
    //console.log("filename:" + filename+"\n"+"destfilename:" + destfile+"\n"+"minifilesource:"+minfilesource+"\n"+"minidestfile:"+mindestfile+"\n");
    if(fs.existsSync(ddir+dname)){
        fs.createReadStream(file).pipe(fs.createWriteStream(destfile));
        if(fs.existsSync(minfilesource) && ddir != fontdir){
            fs.createReadStream(minfilesource).pipe(fs.createWriteStream(mindestfile));
        }
    }else{
        fs.mkdirSync(ddir+dname);
        fs.createReadStream(file).pipe(fs.createWriteStream(destfile));
        if(fs.existsSync(minfilesource) && ddir != fontdir){
            fs.createReadStream(minfilesource).pipe(fs.createWriteStream(mindestfile));
        }
    }
    console.log("transfer "+filename+" success \n\n");
}
function endsWith(str, suffix) {
        return str.indexOf(suffix, str.length - suffix.length) !== -1;
}