The LaTeX Project Team submitted an update to the l3kernel package. Version: 2026-05-26 License: lppl1.3c Summary description: Announcement text:

## [2026-05-26] ### Added - Symbolic support for variadic functions (issue \#1306) ### Changed - Extend docs for `\keys_if_exist:n(TF)` (see issue \#1902) - Anticipate ranges in catcode-in-class mode (issue \#1903) ### Fixed - Nested inheritance of key defaults (issue \#1901)

This package is located at https://mirrors.ctan.org/macros/latex/required/l3kernel More information is at https://ctan.org/pkg/l3kernel

Thanks for the upload. For the CTAN Team Manfred Lotz CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs .