LightningForceChatterFullFeed.cmp

<aura:component implements="flexipage:availableForAllPageTypes,force:appHostable">
    <forceChatter:fullFeed />
</aura:component>

LightningOutDemo.page

<apex:page showHeader="false" sidebar="false" standardStylesheets="false">
    <apex:includeLightning />
    <div id="vf-page">
        <div>
            <div id="lighnting_out_demo" />
        </div>
    </div>
    <script type="text/javascript">
        $Lightning.use("c:LightningOutSampleApp", function() {
          $Lightning.createComponent("c:LightningForceChatterFullFeed",
          {},
          "lighnting_out_demo",
          function(cmp) {
            // do some stuff
          });
        });
    </script>
</apex:page>

LightningOutSampleApp.ap

<aura:application access="GLOBAL" extends="ltng:outApp">
    <aura:dependency resource="c:LightningForceChatterFullFeed" />
</aura:application>

hey tyoshikawa

iam getting this error when click on file attach symbol

This page has an error. You might just need to refresh it. Action failed: aura:if$controller$handleTheTruth [This application contains a reference to the force:record component, which is not supported by this application.] Failing descriptor: {aura:if$controller$handleTheTruth}