{"version":"1.0","provider_name":"Open Economics Guide of the ZBW","provider_url":"https:\/\/openeconomics.zbw.eu\/en\/","author_name":"osguide","author_url":"https:\/\/openeconomics.zbw.eu\/en\/author\/osguide\/","title":"Repositories, Portals and Metasearch Engines for OER &#8211; Open Economics Guide of the ZBW","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"fAQQNCp55g\"><a href=\"https:\/\/openeconomics.zbw.eu\/en\/knowledgebase\/repositories-portals-and-metasearch-engines-for-oer\/\">Repositories, Portals and Metasearch Engines for OER<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/openeconomics.zbw.eu\/en\/knowledgebase\/repositories-portals-and-metasearch-engines-for-oer\/embed\/#?secret=fAQQNCp55g\" width=\"600\" height=\"338\" title=\"&#8220;Repositories, Portals and Metasearch Engines for OER&#8221; &#8212; Open Economics Guide of the ZBW\" data-secret=\"fAQQNCp55g\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/openeconomics.zbw.eu\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"[vc_row el_class=\"oeg-kbentry\"][vc_column width=\"2\/5\" el_class=\"oeg-kbentry-sidebar-box\"][vc_widget_sidebar sidebar_id=\"knowledgebasesidebaroeren\" el_class=\"oeg-kbentry-sidebar\"][\/vc_column][vc_column width=\"3\/5\" el_class=\"oeg-kbentry-content-box\"][vc_column_text el_class=\"oeg-kbentry-content-title\"] [\/vc_column_text][vc_column_text el_class=\"oeg-kbentry-content\"]There are special offers from the education sector that collect and make available Open Educational Resources (OER). These include repositories as well as portals and metasearch engines for OER. Here are some good search options for OER: Openverse Wikiversity Twillo Base EconBiz OASIS MOM OERh\u00f6rnchen In addition, there are many directories for open textbooks, which are worth searching.[\/vc_column_text][vc_row_inner][vc_column_inner width=\"1\/2\"][vc_column_text][\/vc_column_text][\/vc_column_inner][vc_column_inner width=\"1\/2\"][vc_column_text][\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row]","thumbnail_url":"https:\/\/openeconomics.zbw.eu\/wp-content\/uploads\/2021\/07\/open-economics-guide-social.png","thumbnail_width":800,"thumbnail_height":420}