Codename: Kids Next Door does not explicitly feature LGBTQ+ characters or themes. The series primarily focuses on children's adventures and their fight against adult tyranny, with no overt representation or discussion of queer identities or relationships.

The animated series 'Codename: Kids Next Door' focuses on children's adventures and their secret organization. It does not include any explicit or implied transsexual characters or themes, resulting in no portrayal to evaluate.

Codename: Kids Next Door is an original animated series, not an adaptation or reboot of pre-existing material. All characters were created for this show, establishing their genders within its own canon, thus precluding any gender swaps from prior sources.

Codename: Kids Next Door is an original animated series. The characters' races were established within the show's own canon, and there is no prior source material or adaptation where a character's race was changed.