<s>
This	O
is	O
a	O
list	O
of	O
publicly	O
available	O
Content-based	B-Application
image	I-Application
retrieval	I-Application
(	O
CBIR	B-Application
)	O
engines	O
.	O
</s>
<s>
Name	O
Description	O
External	O
Image	O
Query	O
Metadata	O
Query	O
Index	O
Size	O
(	O
Estimate	O
,	O
Millions	O
of	O
Images	O
)	O
Organization	O
Type	O
License	O
(	O
Open/Closed	O
)	O
Pixolution	O
CBIR	B-Application
search	O
engine	O
,	O
by	O
pixolution	O
No	O
No	O
32M	O
Private	O
Company	O
Closed	O
Picalike	O
CBIR	B-Application
engine	O
for	O
Mobile	O
and	O
eCommerce	O
No	O
No	O
(	O
additional	O
filters	O
can	O
be	O
added	O
)	O
Private	O
Company	O
Closed	O
Elastic	O
Vision	O
Smart	O
image	O
searcher	O
with	O
content-based	O
clustering	O
in	O
a	O
visual	O
network	O
.	O
</s>
<s>
No	O
No	O
Private	O
Company	O
Closed	O
Google	O
Image	O
Search	O
Google	O
's	O
CBIR	B-Application
system	O
with	O
reverse	B-General_Concept
image	I-General_Concept
search	I-General_Concept
Yes	O
Yes	O
Public	O
Company	O
Google	B-Application
Custom	I-Application
Search	I-Application
API	O
access	O
Yandex	O
Image	O
Search	O
Yandex	O
CBIR	B-Application
system	O
Yes	O
Yes	O
10000M	O
Public	O
Company	O
Closed	O
Baidu	O
Image	O
Search	O
Baidu	O
's	O
CBIR	B-Application
system	O
Yes	O
Yes	O
1000M	O
Public	O
Company	O
Closed	O
ID	O
My	O
Pill	O
Automatic	O
prescription	O
pill	O
identification	O
(	O
CBIR	B-Application
)	O
Yes	O
No	O
Private	O
Company	O
Open	O
(	O
via	O
API	O
)	O
Imense	O
Image	O
Search	O
Portal	O
CBIR	B-Application
search	O
engine	O
,	O
by	O
Imense	O
.	O
</s>
<s>
No	O
Yes	O
3M	O
Private	O
Company	O
Closed	O
Imprezzeo	O
Image	O
Search	O
CBIR	B-Application
search	O
engine	O
,	O
by	O
Imprezzeo	O
.	O
</s>
<s>
No	O
Yes	O
Private	O
Company	O
Closed	O
Incogna	O
Image	O
Search	O
CBIR	B-Application
search	O
engine	O
,	O
by	O
Incogna	O
Inc	O
.	O
No	O
Yes	O
100M	O
Private	O
Company	O
Closed	O
Chic	O
Engine	O
Visual	O
fashion	O
search	O
engine	O
(	O
CBIR	B-Application
)	O
Yes	O
No	O
Private	O
Company	O
Closed	O
MiPai	O
similarity	O
search	O
engine	O
Online	O
similarity	O
search	O
engine	O
Yes	O
Yes	O
100M	O
Individual	O
Closed	O
Piximilar	O
Demo	O
engine	O
,	O
developed	O
by	O
Idee	O
Inc	O
.	O
No	O
No	O
3M	O
Private	O
Company	O
Closed	O
Empora	O
Product	O
comparison	O
&	O
shopping	O
using	O
CBIR	B-Application
for	O
product	O
images	O
.	O
</s>
<s>
Previously	O
known	O
as	O
Pixsta	O
No	O
Yes	O
0.5M	O
Private	O
Company	O
Closed	O
Shopachu	O
Shopping	O
&	O
fashion	O
CBIR	B-Application
engine	O
,	O
by	O
Incogna	O
Inc	O
.	O
No	O
Yes	O
1M	O
Private	O
Company	O
Closed	O
TinEye	O
CBIR	B-Application
site	O
for	O
finding	O
variations	O
of	O
web	O
images	O
,	O
by	O
Idee	O
Inc	O
.	O
</s>
<s>
Yes	O
No	O
24200M	O
Private	O
Company	O
Closed	O
PicScout	O
CBIR	B-Application
service	O
tracks	O
image	O
usage	O
across	O
the	O
web	O
.	O
</s>
<s>
Yes	O
Yes	O
270M	O
Private	O
Company	O
(	O
Getty	O
Images	O
)	O
Open	O
(	O
via	O
API	O
)	O
Galaxy	O
CBIR	B-Application
engine	O
for	O
finding	O
product/catalogue/video	O
frames	O
,	O
by	O
Odd	O
Concepts	O
Inc	O
.	O
</s>
<s>
Yes	O
Yes	O
35M	O
Private	O
Company	O
Closed	O
eBay	O
Image	O
Search	O
Image	O
Search	O
for	O
eBay	O
Fashion	O
No	O
Yes	O
20M	O
Public	O
Company	O
Closed	O
LykDat	O
LykDat	O
Fashion	O
Search	O
Engine	O
Yes	O
No	O
13M	O
Private	O
Company	O
Closed	O
IMMENSELAB	O
CBIR	B-Application
search	O
engine	O
by	O
KBKGROUP	O
.	O
</s>
<s>
Name	O
Description	O
External	O
Image	O
Query	O
Metadata	O
Query	O
Index	O
Size	O
(	O
Estimate	O
,	O
Millions	O
of	O
Images	O
)	O
Organization	O
Type	O
License	O
(	O
Open/Closed	O
)	O
akiwi	O
akiwi	O
is	O
a	O
semi-automatic	O
image	O
keywording	O
tool	O
using	O
CBIR	B-Application
techniques	O
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
HTW	O
Berlin	O
/	O
pixolution	O
GmbH	O
Yes	O
Yes	O
15M	O
University	O
Closed	O
ALIPR	O
Developed	O
by	O
Penn	O
State	O
University	O
researchers	O
Yes	O
Yes	O
University	O
Closed	O
Anaktisi	O
This	O
Web-Solution	O
implements	O
a	O
new	O
family	O
of	O
CBIR	B-Application
descriptors	O
.	O
</s>
<s>
Yes	O
No	O
0.225M	O
University	O
Open	O
BRISC	O
BRISC	O
is	O
a	O
recursive	O
acronym	O
for	O
BRISC	O
Really	O
IS	O
Cool	O
,	O
and	O
is	O
(	O
conveniently	O
enough	O
)	O
also	O
an	O
anagram	O
of	O
Content-Based	B-Application
Image	I-Application
Retrieval	I-Application
System	O
.	O
</s>
<s>
Yes	O
No	O
University	O
GPL	B-License
digiKam	B-Language
Extensive	O
photo	O
management	O
application	O
build	O
on	O
top	O
of	O
KDE	B-Application
libraries	O
.	O
</s>
<s>
Yes	O
Yes	O
Desktop-based	O
KDE	B-Application
GPL	B-License
Caliph	O
&	O
Emir	O
Creation	O
and	O
Retrieval	O
of	O
images	O
based	O
on	O
MPEG-7	O
.	O
</s>
<s>
Yes	O
No	O
Desktop-based	O
University	O
GPL	B-License
FIRE	O
Open	O
source	O
query	O
by	O
visual	O
example	O
CBIR	B-Application
system	O
.	O
</s>
<s>
Yes	O
No	O
Desktop-based	O
GNU	B-License
GPL	I-License
ISSBP	O
Similar	B-Application
Image	I-Application
Search	I-Application
by	O
Imense	O
plugin	O
for	O
Adobe	O
Bridge	O
,	O
free	O
beta	O
.	O
</s>
<s>
Yes	O
No	O
Individual	O
GPL	B-License
IKONA	O
Generic	O
CBIR	B-Application
system	O
-	O
INRIA	O
-	O
IMEDIA	O
Yes	O
Yes	O
University	O
Closed	O
IOSB	O
Image	O
retrieval	O
demonstration	O
software	O
of	O
Fraunhofer	O
IOSB	O
(	O
Germany	O
)	O
Yes	O
No	O
Desktop-based	O
Research	O
Institute	O
Closed	O
LIRE	O
Java	O
GPL	B-License
library	O
for	O
content	B-Application
based	I-Application
image	I-Application
retrieval	I-Application
based	O
on	O
Lucene	O
including	O
multiple	O
low	O
level	O
global	O
and	O
local	O
features	O
and	O
different	O
indexing	O
strategies	O
including	O
bag	O
of	O
visual	O
words	O
and	O
hashing	O
.	O
</s>
<s>
Yes	O
Yes	O
University	O
GPL	B-License
Lucignolo	O
Image	O
similarity	O
search	O
engine	O
using	O
only	O
the	O
native	O
full-text	O
search	O
engine	O
Lucene	O
.	O
</s>
<s>
No	O
No	O
100M	O
Research	O
Institute	O
Open	O
MUVIS	O
CBIR	B-Application
System	O
at	O
TUT	O
-	O
Tampere	O
University	O
of	O
Technology	O
.	O
</s>
<s>
(	O
Cooperation	O
of	O
pixolution	O
GmbH	O
,	O
fotolia	O
and	O
HTW	O
Berlin	O
)	O
No	O
No	O
12M	O
University	O
Closed	O
PIRIA	O
CBIR	B-Application
tool	O
developed	O
at	O
CEA-LIST	O
,	O
LVIC	O
(	O
Vision	O
and	O
Content	O
Engineering	O
Laboratory	O
)	O
.	O
</s>
<s>
Yes	O
Yes	O
1000	O
M	O
University	O
Closed	O
Pixcavator	O
Similar	B-Application
image	I-Application
search	I-Application
based	O
on	O
topological	O
image	O
analysis	O
Yes	O
No	O
Desktop-based	O
Private	O
company	O
Closed	O
QuickLook	O
Visual	O
information	O
retrieval	O
system	O
with	O
relevance	O
feedback	O
No	O
Yes	O
University	O
Closed	O
RETIN	O
Interactive	O
images	O
retrieval	O
system	O
-	O
CNRS	O
-	O
ETIS	O
Lab.	O
,	O
MIDI	O
Team	O
No	O
No	O
University	O
Closed	O
Retrievr	O
Search	O
and	O
explore	O
in	O
a	O
selection	O
of	O
Flickr	O
images	O
by	O
drawing	O
a	O
rough	O
sketch	O
or	O
uploading	O
an	O
image	O
.	O
</s>
