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The VDU patches below will update certified libraries on Edition 30 to 38/22.

* To download individual libraries or patches, right-click on the link and choose 'Save Target As' (for IE) or 'Save Link As' (for Netscape). To download multiple files at once, use the checkboxes to select the files, and click the 'Download' button at the bottom of the list. Once the files have been downloaded, the user must use Winzip 9.0 or earlier editions to extract from the .zip files.

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*Rows highlighted below in this color are cancelled libraries since the latest New Edition.*
*Rows highlighted below in this color are new libraries available with the latest New Edition.*

IMPORTANT: As of 15 November 2021, NGA's Maritime Safety Office no longer supports DNC VDU UNIX patches. If you have questions or concerns please contact NGA via the Maritime Quality Feedback System (MQFS)

Number Name Download
full library
Download VDU Patch
(Windows)
Download VDU Patch 
(Unix)
Cancelled or
New Libraries
     N/A NtM
date
A1256340 Bikini Atoll, Marshall Islands N/A   Windows
       860 Bytes
N/A -
A1256349 Ujelang Atoll, Marshall Islands N/A   Windows
       514 Bytes
N/A -
A1256363 Lae Atoll, Marshall Islands N/A   Windows
       364 Bytes
N/A -
A1256366 Rongerik Atoll, Marshall Islands N/A   Windows
       481 Bytes
N/A -
A1256367 Rongelap Atoll, Marshall Islands N/A   Windows
       580 Bytes
N/A -
A1256368 Ailinginae Atoll and Mogiri Pass, Marshall Islands N/A   Windows
       481 Bytes
N/A -
A1256369 Roi Anchorage, Marshall Islands N/A   Windows
       547 Bytes
N/A -
A1256370 Kwajalein Anchorage, Marshall Islands N/A   Windows
       421 Bytes
N/A -
A1256371 Taongi Atoll, Marshall Islands N/A   Windows
       494 Bytes
N/A -
A1256373 Bikar Atoll, Marshall Islands N/A   Windows
       345 Bytes
N/A -
A1256381 Wotje Atoll, Marshall Islands N/A   Windows
       799 Bytes
N/A -
A1256400 Majuro Atoll, Marshall Islands N/A   Windows
       459 Bytes
N/A -
A1256422 Ebon Atoll, Marshall Islands N/A   Windows
       364 Bytes
N/A -
A1256450 Tarawa Atoll, Kirabati N/A   Windows
       322.0 KB
N/A -
A1256510 Farallon De Pajaros, Mariana Islands (United States) N/A   Windows
       14.1 KB
N/A -
A1256512 Asuncion Island, Mariana Islands (United States) N/A   Windows
       43.3 KB
N/A -
A1256513 Agrihan, Mariana Islands (United States) N/A   Windows
       364 Bytes
N/A -
A1256515 Alamagan Island, Mariana Islands (United States)   Edition 30
       92.4 KB
  Windows
       16.5 KB
N/A -
A1256516 Guguan Island, Mariana Islands (United States) N/A   Windows
       17.8 KB
N/A -
A1256517 Sarigan Island, Mariana Islands (United States) N/A   Windows
       13.8 KB
N/A -
A1256518 Anatahan Island, Mariana Islands (United States) N/A   Windows
       40.4 KB
N/A -
A1256519 Farallon de Medinilla, Mariana Islands (United States) N/A   Windows
       108.1 KB
N/A -
A1256520 Saipan, Mariana Islands (United States)   Edition 30
       565.1 KB
  Windows
       89.6 KB
N/A -
A1256540 Rota, Mariana Islands (United States)   Edition 30
       264.5 KB
  Windows
       106.7 KB
N/A -
A1256550 Approach to Apra Harbor, Guam (United States)   Edition 30
       675.7 KB
  Windows
       243.0 KB
N/A -
A1256570 Kosrae, Caroline Islands N/A   Windows
       613 Bytes
N/A -
A1256583 Pingalap Atoll, Federated States of Micronesia N/A   Windows
       364 Bytes
N/A -
A1256595 Mortlock Islands, Federated States of Micronesia N/A   Windows
       738 Bytes
N/A -
A1256596 Nukuoro, Federated States of Micronesia N/A   Windows
       467 Bytes
N/A -
A1256599 Lamotrek Atoll, Federated States of Micronesia N/A   Windows
       514 Bytes
N/A -
A1256600 Moen, Federated States of Micronesia N/A   Windows
       954 Bytes
N/A -
A1256601 Pulap Atoll, Federated States of Micronesia N/A   Windows
       402 Bytes
N/A -
A1256602 Pulusuk, Federated States of Micronesia N/A   Windows
       40.5 KB
N/A -
A1256606 Earipik Atoll, Federated States of Micronesia N/A   Windows
       434 Bytes
N/A -
A1256609 Elato Atoll, Federated States of Micronesia N/A   Windows
       448 Bytes
N/A -
A1256615 Ngulu Atoll, Federated States of Micronesia N/A   Windows
       785 Bytes
N/A -
A1256623 Sorol Atoll, Federated States of Micronesia N/A   Windows
       345 Bytes
N/A -
A1256630 Yap Islands, Federated States of Micronesia N/A   Windows
       832 Bytes
N/A -
A1256660 Approaches to Malakal Harbor, Palau N/A   Windows
       982 Bytes
N/A -
A1256662 Ngeaur (Angaur), Federated States of Micronesia N/A   Windows
       459 Bytes
N/A -
A1256665 Sonsorol Islands, Federated States of Micronesia N/A   Windows
       383 Bytes
N/A -
A1261320 Kesennuma Ko, Japan N/A   Windows
       755.1 KB
N/A -
A1261350 Ishinomaki, Japan N/A   Windows
       517.7 KB
N/A -
A1261355 Onahama Ko, Japan N/A   Windows
       283.9 KB
N/A -
A1261357 Kashima Nada, Japan N/A   Windows
       260.2 KB
N/A -
A1261380 Tokyo, Japan N/A   Windows
       2.3 MB
N/A -
A1261400 Yokosuka, Japan N/A   Windows
       624.1 KB
N/A -
A1261414 Misaki Ko to Shonan Ko, Japan N/A N/A N/A 38/22
A1261417 Atami Ko; Ito Ko, Japan N/A   Windows
       613 Bytes
N/A -
A1261420 Shimoda Ko, Japan N/A   Windows
       178.8 KB
N/A -
A1261426 Hommura Hakuchi, Japan N/A   Windows
       459 Bytes
N/A -
A1261428 Kaminato Ko, Japan N/A   Windows
       459 Bytes
N/A -
A1261430 Yaene Ko, Japan N/A   Windows
       109.9 KB
N/A -
A1261432 Borawazawa Hakuchi, Japan N/A   Windows
       421 Bytes
N/A -
A1261435 Tori Shima, Japan N/A   Windows
       467 Bytes
N/A -
A1261438 Nishino Shima, Japan N/A   Windows
       383 Bytes
N/A -
A1261440 Chichi Jima Retto, Japan N/A   Windows
       533 Bytes
N/A -
A1261441 Haha Jima and Approaches, Japan N/A   Windows
       599 Bytes
N/A -
A1261442 Kita-Io Jima, Japan N/A   Windows
       383 Bytes
N/A -
A1261444 Approaches to Shimoda Ko, Japan N/A   Windows
       753 Bytes
N/A -
A1261460 Shimizu, Japan N/A   Windows
       1.3 KB
N/A -
A1261465 Atsumi Wan, Japan N/A   Windows
       261.4 KB
N/A -
A1261480 Ise Wan, Japan N/A   Windows
       595.3 KB
N/A -
A1261500 Toba, Japan N/A   Windows
       968 Bytes
N/A -
A1261515 Owase, Japan N/A   Windows
       392.3 KB
N/A -
A1261520 Approaches to Kinomoto Ko, Japan N/A   Windows
       440 Bytes
N/A -
A1261545 Wakayama, Japan N/A   Windows
       459.3 KB
N/A -
A1261550 Osaka, Japan N/A   Windows
       216.9 KB
N/A -
A1261560 Kobe, Japan N/A   Windows
       253.3 KB
N/A -
A1261567 Himeji, Japan N/A   Windows
       406.8 KB
N/A -
A1261650 Hiroshima Wan, Japan N/A   Windows
       780.8 KB
N/A -
A1261662 Iwakuni, Japan N/A   Windows
       395.2 KB
N/A -
A1261800 Maizuru Ko, Japan N/A   Windows
       224.5 KB
N/A -
A1261810 Tsuruga Wan, Japan N/A   Windows
       613 Bytes
N/A -
A1261860 Toyama, Japan N/A   Windows
       247.6 KB
N/A -
A1261870 Nigata, Japan N/A   Windows
       144.6 KB
N/A -
A1262030 Matsuyama, Japan N/A   Windows
       646 Bytes
N/A -
A1262070 Kurushima-Kaikyo, Japan N/A   Windows
       1.9 MB
N/A -
A1262110 Seto-Naikai, Japan N/A   Windows
       2.0 MB
N/A -
A1262175 Saiki Wan, Japan N/A   Windows
       921 Bytes
N/A -
A1262178 Yawatahama Ko, Japan N/A   Windows
       302.8 KB
N/A -
COA12A West Coast of Japan N/A   Windows
       803.5 KB
N/A -
COA12B East Coast of Japan N/A   Windows
       1.0 MB
N/A -
COA12C South Coast of Japan N/A   Windows
       2.3 MB
N/A -
COA12D North Coast of New Guinea N/A   Windows
       390 Bytes
N/A -
COA12E Palau Islands N/A   Windows
       593.1 KB
N/A -
COA12F Guam and Saipan, Mariana Islands (United States)   Edition 30
       487.1 KB
  Windows
       69.0 KB
N/A -
COA12G Caroline Islands N/A   Windows
       770 Bytes
N/A -
COA12H Pakin Atoll N/A   Windows
       415 Bytes
N/A -
COA12I Enewetak Atoll, Marshall Islands N/A   Windows
       450 Bytes
N/A -
COA12J Bikini Atoll, Marshall Islands N/A   Windows
       475 Bytes
N/A -
COA12K Rongelap Atoll, Marshall Islands N/A   Windows
       340 Bytes
N/A -
COA12L Wotho Atoll, Marshall Islands N/A   Windows
       355 Bytes
N/A -
COA12M Ujae Atoll, Marshall Islands N/A   Windows
       350 Bytes
N/A -
COA12N Kwajalein Atoll, Marshall Islands N/A   Windows
       475 Bytes
N/A -
COA12O Lib, Marshall Islands N/A   Windows
       340 Bytes
N/A -
COA12P Namu Atoll, Marshall Islands N/A   Windows
       375 Bytes
N/A -
COA12Q Ailinglapalap Atoll, Marshall Islands N/A   Windows
       370 Bytes
N/A -
COA12R Namorik Atoll, Marshall Islands N/A   Windows
       400 Bytes
N/A -
COA12S Jaluit Atoll, Marshall Islands N/A   Windows
       490 Bytes
N/A -
COA12T Maloelap and Aur Atolls, Marshall Islands N/A   Windows
       465 Bytes
N/A -
COA12U Arno Atoll, Marshall Islands N/A   Windows
       415 Bytes
N/A -
COA12V Minami-Io Jima, Japan N/A   Windows
       500 Bytes
N/A -
GEN12A Northern Pacific Ocean N/A   Windows
       2.8 KB
N/A -
GEN12B Japan and Nanpo Shoto Islands N/A   Windows
       286.4 KB
N/A -
GEN12C Marshall Islands; Caroline Islands; Palau N/A   Windows
       6.3 KB
N/A -
GEN12D Guam; Northern Mariana Islands (U.S.) N/A   Windows
       2.6 KB
N/A -
H1256330 Wake Island (United States)   Edition 30
       415.9 KB
  Windows
       613 Bytes
N/A -
H1256349 Wide Passage, Ujelang Atoll, Marshall Islands N/A   Windows
       364 Bytes
N/A -
H1256350 Eniwetok Atoll, Marshall Islands N/A   Windows
       1.1 KB
N/A -
H1256369 Roi Anchorage, Marshall Islands N/A   Windows
       402 Bytes
N/A -
H1256370 Kwajalein, Marshall Islands N/A   Windows
       421 Bytes
N/A -
H1256373 Bikar Island Passage, Bikar Atoll, Marshall Islands N/A   Windows
       345 Bytes
N/A -
H1256390 Maloelap and Aur Atolls, Marshall Islands N/A   Windows
       1.0 KB
N/A -
H1256412 Southwest Pass and Vicinity, Marshall Islands N/A   Windows
       421 Bytes
N/A -
H1256511 Maug Islands, Mariana Islands (United States)   Edition 30
       171.6 KB
  Windows
       75.1 KB
N/A -
H1256513 Agrihan Anchorage, Mariana Islands (United States) N/A   Windows
       44.9 KB
N/A -
H1256514 Pagan Island, Mariana Islands (United States)   Edition 30
       450.4 KB
  Windows
       244.1 KB
N/A -
H1256519 Farallon de Medinilla, Mariana Islands (United States)   Edition 30
       123.7 KB
  Windows
       383 Bytes
N/A -
H1256520 Saipan Harbor, Mariana Islands (United States)   Edition 30
       557.4 KB
  Windows
       893 Bytes
N/A -
H1256521 Bahia Laolao, Saipan, Mariana Islands (United States)   Edition 30
       262.5 KB
  Windows
       547 Bytes
N/A -
H1256530 Sunharon Roads, Tinian, Mariana Islands (United States)   Edition 30
       250.0 KB
  Windows
       580 Bytes
N/A -
H1256550 Apra Harbor, Guam (United States)   Edition 30
       665.9 KB
  Windows
       304.1 KB
N/A -
H1256551 Cocos Lagoon, Guam (United States)   Edition 30
       154.6 KB
  Windows
       547 Bytes
N/A -
H1256570 Molsron Utwa, Lelu, Okat, Kosrae, Caroline Islands N/A   Windows
       646 Bytes
N/A -
H1256590 Pohnpei, Federated States of Micronesia N/A   Windows
       982 Bytes
N/A -
H1256595 Mortlock Islands, Federated States of Micronesia N/A   Windows
       547 Bytes
N/A -
H1256610 Woleai Atoll, Federated States of Micronesia N/A   Windows
       459 Bytes
N/A -
H1256615 Ngulu Atoll, Federated States of Micronesia N/A   Windows
       580 Bytes
N/A -
H1256620 Fais, Federated States of Micronesia N/A   Windows
       696 Bytes
N/A -
H1256625 Ulithi Atoll, Federated States of Micronesia N/A   Windows
       1.5 KB
N/A -
H1256630 Tamil Harbor, Federated States of Micronesia N/A   Windows
       599 Bytes
N/A -
H1256660 Malakal Harbor, Palau N/A   Windows
       459 Bytes
N/A -
H1261320 Ofunato Ko, Japan N/A   Windows
       499.8 KB
N/A -
H1261325 Kesennuma Ko, Japan N/A   Windows
       642.9 KB
N/A -
H1261330 Onagawa Ko, Japan N/A   Windows
       249.6 KB
N/A -
H1261340 Ishinomaki, Japan N/A   Windows
       155.2 KB
N/A -
H1261350 Sendai - Shiogama, Japan N/A   Windows
       871.5 KB
N/A -
H1261355 Onahama Ko, Japan N/A   Windows
       358.1 KB
N/A -
H1261357 Kashima Ko, Japan N/A   Windows
       242.0 KB
N/A -
H1261372 Uraga Suido, Japan N/A   Windows
       585.5 KB
N/A -
H1261378 Chiba Ko, Japan N/A   Windows
       1,015.6 KB
N/A -
H1261380 Tokyo, Japan N/A   Windows
       520.7 KB
N/A -
H1261390 Yokohama, Japan N/A   Windows
       508.4 KB
N/A -
H1261400 Yokosuka, Japan N/A   Windows
       733.0 KB
N/A -
H1261413 Northern part of Misaki Ko, Japan N/A   Windows
       478 Bytes
N/A -
H1261414 Odawa Wan, Japan N/A   Windows
       459 Bytes
N/A -
H1261416 Shonan Ko, Japan N/A   Windows
       459 Bytes
N/A -
H1261417 Atami Ko, Ito Ko, Japan N/A   Windows
       613 Bytes
N/A -
H1261420 Shimoda, Japan N/A   Windows
       132.4 KB
N/A -
H1261422 Teishi Ko, Japan N/A   Windows
       459 Bytes
N/A -
H1261428 Sokodo Hakuchi, Japan N/A   Windows
       40.2 KB
N/A -
H1261430 Yoene Ko, Japan N/A   Windows
       440 Bytes
N/A -
H1261440 Chichi Jima, Japan N/A   Windows
       478 Bytes
N/A -
H1261443 Io-To, Japan N/A   Windows
       771 Bytes
N/A -
H1261445 Hedo Ko, Japan N/A   Windows
       459 Bytes
N/A -
H1261450 Numazu Ko, Japan N/A   Windows
       440 Bytes
N/A -
H1261455 Tagonoura, Japan N/A   Windows
       459 Bytes
N/A -
H1261460 Shimizu Ko, Japan N/A   Windows
       189.1 KB
N/A -
H1261465 Southern part of Mikawa Ko, Japan N/A   Windows
       982 Bytes
N/A -
H1261480 Nagoya Ko, Japan N/A   Windows
       796.2 KB
N/A -
H1261490 Yokkaichi Ko, Japan N/A   Windows
       210.2 KB
N/A -
H1261515 Owase, Japan N/A   Windows
       646 Bytes
N/A -
H1261517 Kuki Ura, Japan N/A   Windows
       580 Bytes
N/A -
H1261541 Gobo Ko, Japan N/A   Windows
       75.0 KB
N/A -
H1261543 Kainan, Japan N/A   Windows
       216.9 KB
N/A -
H1261545 Wakayama, Japan N/A   Windows
       218.6 KB
N/A -
H1261546 Hannan Ko, Japan N/A   Windows
       566 Bytes
N/A -
H1261547 Semboku, Japan N/A   Windows
       300.1 KB
N/A -
H1261550 Osaka, Japan N/A   Windows
       938.4 KB
N/A -
H1261560 Kobe Ko, Japan N/A   Windows
       464.6 KB
N/A -
H1261567 Himeji Ko, Japan N/A   Windows
       397.0 KB
N/A -
H1261568 Higashi-Harima Ko, Japan N/A   Windows
       323.6 KB
N/A -
H1261595 Mizushima Ko, Japan N/A   Windows
       502.0 KB
N/A -
H1261634 Mishima-Kawanoe, Japan N/A   Windows
       879 Bytes
N/A -
H1261635 Neko-Seto, Japan N/A   Windows
       478 Bytes
N/A -
H1261640 Kure Ko, Japan N/A   Windows
       423.4 KB
N/A -
H1261647 Hayase Seto, Japan N/A   Windows
       646 Bytes
N/A -
H1261650 Hiroshima, Japan N/A   Windows
       357.6 KB
N/A -
H1261655 Kanokawa Ko, Japan N/A   Windows
       107.7 KB
N/A -
H1261661 Marine Corps Air Station, Iwakuni, Japan N/A   Windows
       566 Bytes
N/A -
H1261662 Iwakuni Ko, Japan N/A   Windows
       112.1 KB
N/A -
H1261800 Maizuru Ko, Japan N/A   Windows
       272.8 KB
N/A -
H1261810 Tsuruga, Japan N/A   Windows
       459 Bytes
N/A -
H1261822 Kanazawa Ko, Japan N/A   Windows
       151.4 KB
N/A -
H1261850 Shimminato; Toyama; Fushiki, Japan N/A   Windows
       288.2 KB
N/A -
H1261860 Toyama Ko, Japan N/A   Windows
       123.3 KB
N/A -
H1261870 Nigata, Japan N/A   Windows
       459 Bytes
N/A -
H1261875 Eastern Nigata, Japan N/A   Windows
       146.4 KB
N/A -
H1261900 Sakata Ko, Japan N/A   Windows
       459 Bytes
N/A -
H1261950 Naruto Kaikyo, Japan N/A   Windows
       486.8 KB
N/A -
H1261960 Komatsujima Ko; Tokushima Ko, Japan N/A   Windows
       646 Bytes
N/A -
H1261970 Kochi Ko, Japan N/A   Windows
       202.4 KB
N/A -
H1261990 Tosa Shimizu Ko, Japan N/A   Windows
       152.1 KB
N/A -
H1262030 Matsuyama Ko, Japan N/A   Windows
       263.0 KB
N/A -
H1262070 Kurushima-Kaikyo, Japan N/A   Windows
       567.5 KB
N/A -
H1262080 Nihama, Japan N/A   Windows
       338.9 KB
N/A -
H1262110 Sakaide Ko, Japan N/A   Windows
       349.9 KB
N/A -
H1262175 Saiki Ko, Japan N/A   Windows
       459 Bytes
N/A -
H1262178 Yawatahama Ko, Japan N/A   Windows
       459 Bytes
N/A -