Freebase is closing down; data going to WikiData
Wikidatan here.  Here's a quick comparison of Freebase and Wikidata:<p>Topics / items:<p>- Freebase: 46,476,860 [1]<p>- Wikidata: 12,921,731 [2]<p>Facts / claims:<p>- Freebase: 2,696,141,481 [1]<p>- Wikidata: 50,457,200 as of 2014-11-10 [3]<p>Instances of person / human:<p>- Freebase: 3,391,533 [4]<p>- Wikidata: 2,638,614 [5]<p>License for data<p>- Freebase: CC-BY [6]<p>- Wikidata: CC0 [7]<p>Data on Paul Graham:<p>- Freebase: <a href="http://www.freebase.com/m/017cm9" rel="nofollow">http://www.freebase.com/m/017cm9</a><p>- Wikidata: <a href="https://www.wikidata.org/wiki/Q92650" rel="nofollow">https://www.wikidata.org/wiki/Q92650</a><p>Data on San Francisco:<p>- Freebase: <a href="http://www.freebase.com/m/0d6lp" rel="nofollow">http://www.freebase.com/m/0d6lp</a><p>- Wikidata: <a href="https://www.wikidata.org/wiki/Q62" rel="nofollow">https://www.wikidata.org/wiki/Q62</a><p>Data on Python:<p>- Freebase: <a href="http://www.freebase.com/m/05z1_" rel="nofollow">http://www.freebase.com/m/05z1_</a><p>- Wikidata: <a href="https://www.wikidata.org/wiki/Q28865" rel="nofollow">https://www.wikidata.org/wiki/Q28865</a><p>Data on APOE / Apolipoprotein E:<p>- Freebase: <a href="http://www.freebase.com/m/0byv2v" rel="nofollow">http://www.freebase.com/m/0byv2v</a><p>- Wikidata: <a href="https://www.wikidata.org/wiki/Q14890468" rel="nofollow">https://www.wikidata.org/wiki/Q14890468</a> (APOE), <a href="https://www.wikidata.org/wiki/Q424728" rel="nofollow">https://www.wikidata.org/wiki/Q424728</a> (Apolipoprotein E)<p>See [8] and [9] for an introduction to Wikidata.  I have no notable experience with Freebase, but I've been contributing to Wikidata for about 2 years and would be happy to answer any questions I can.<p>[1] <a href="http://www.freebase.com/" rel="nofollow">http://www.freebase.com/</a><p>[2] <a href="https://www.wikidata.org" rel="nofollow">https://www.wikidata.org</a><p>[3] <a href="http://tools.wmflabs.org/wikidata-todo/stats.php" rel="nofollow">http://tools.wmflabs.org/wikidata-todo/stats.php</a><p>[4] <a href="http://www.freebase.com/people/person?instances" rel="nofollow">http://www.freebase.com/people/person?instances</a><p>[5] <a href="http://tools.wmflabs.org/autolist" rel="nofollow">http://tools.wmflabs.org/autolist</a>
/autolist1.html?q=claim[31:5]<p>[6] <a href="http://www.freebase.com/policies/tos" rel="nofollow">http://www.freebase.com/policies/tos</a><p>[7] See bottom of [2]<p>[8] Up and running with Wikidata: <a href="http://www.slideshare.net/_emw/up-and-running-with-wikidata" rel="nofollow">http://www.slideshare.net/_emw/up-and-running-with-wikidata</a><p>[9] Introducing Wikidata to the Linked Data Web: <a href="http://korrekt.org/papers/Wikidata-RDF-export-2014.pdf" rel="nofollow">http://korrekt.org/papers/Wikidata-RDF-export-2014.pdf</a>