This is the nlib package.
Nlib is a collection of libraries that implement various functions including an XML parser, a JSON parser, a high-performance malloc and unit test environments. You can use nlib in different development environments.
For more information, see "Reference Manual."
To use bsdiff or LZ4 included in the oss library (libnx_oss_sqlite3.a, libnx_oss_bsdiff.a, libnx_oss_lz4.a) in your product, a copyright notice is required in the e-manual. Note that it is not required for SQLite.
For more information on how to describe the specific note, see "Wii U E-Manual Template Handbook."
To use bsdiff or LZ4 included in the oss library (libnx_oss_sqlite3.a, libnx_oss_bsdiff.a, libnx_oss_lz4.a) in your product, a copyright notice is required in the e-manual. Note that it is not required for SQLite.
For more information on how to describe the specific note, see "CTR Electronic Manual Creation Guide Part 2 - Template Units" included in "CTR Electronic Manual Creation Guide."
To use bsdiff or LZ4 included in the oss library (libnx_oss_sqlite3.a, libnx_oss_bsdiff.a, libnx_oss_lz4.a) in your product, a copyright notice needs to be indicated. Note that it is not required for SQLite.
Take the procedure for the intellectual property notice in accordance with the SLIM as described in the Master ROM Submission Procedures (https://slim.mng.nintendo.net/slim/).
The system required for using nlib differs depending on the platform you are using.
For more information, see the related description in "Reference Manual."
The operation check environment differs depending on the platform you are using. For Windows, use Microsoft Windows 7 Professional (64-bit).
For more information, see the related description in "Reference Manual."
Nlib needs to be installed in a different way depending on the platform you are using.
For more information, see the related description in "Reference Manual."
For more information, see the related page in "Reference Manual."
For the latest information, including bugs discovered after the release, see "Announcements" on the web site for supporting developers.
For more information, see the ChangeLog in "Reference Manual."