=== S-52 standards ===

* IHO ECDIS (non-free)

** Edition 3.1

** Edition 3.2 https://github.com/sduclos/S52/tree/master/doc

** Edition 3.3

** Edition 3.4

** Edition 4.0 https://vdocuments.mx/annex-a-to-s-52-iho-ecdis-presentation-library-ed-40-a-to-s-52-iho-ecdis-presentation.html

−

*** annotation https://gis.stackexchange.com/questions/201078/s-52-symbology-in-qgis

*** draft https://legacy.iho.int/iho_pubs/draft_pubs/PresLib_e4.0.0/Part_I/S-52_PresLib_e4.0.0_Part%20I_Redline.pdf

*** DAI https://github.com/alios/ecdis/blob/master/config/PresLib_e4.0.0.dai

** annotation https://gis.stackexchange.com/questions/201078/s-52-symbology-in-qgis

* inland ECDIS (openSource) https://editions.openecdis.org/

** Edition 2.3 (extensions to IHO ECDIS Edition 3.3)

** Edition 2.4

** Edition 2.5

==== ENC/iENC test-data ====

* IHO Presentation Library Edition 3.4

** ENC_CheckData (43° 49' N / 68° 59' E)

** https://web.archive.org/web/20150604180744if_/http://www.iho.int/iho_pubs/ECDIS/ENC_CheckData.zip

* IHO Presentation Library Edition 4.0

** ECDIS_Chart_1 (15° 04' N / 5° 04' W)

** https://support.navtor.com/support/solutions/articles/48000957435-chart1-iho-test-cells

* inland ECDIS Presentation Library 2.3

** ENC_ROOT (51° N / 19° 45' E)

** https://firebasestorage.googleapis.com/v0/b/gitbook-28427.appspot.com/o/assets%2F-LpJCsGXU3njb9uabz2e%2F-LzCHWR6MCz39Kp6G9ie%2F-LzCJOHFgLmGiBvsAeg3%2FENC_ROOT.zip?alt=media&token=3d10b069-1f98-401c-9db6-0eb09ba0208e

=== S-101 / S-401 standards ===

* Portrayal Register http://registry.iho.int/portrayal/list.do (incl. inlandECDIS)

* Portrayal Catalogue https://github.com/iho-ohi/S-101_Portrayal-Catalogue (w/o inlandECDIS)

=== openSeaMap ===

* https://wiki.opennauticalchart.org/index.php?title=S-57_Java_Suite

=== ready made (look-up tables, symbols, sprites etc.) ===

* https://github.com/OpenCPN/OpenCPN/tree/master/data/s57data

Exception encountered, of type "Error"