Linker

Linker may refer to:

Computing

Linker (computing), a computer program that takes one or more object files generated by a compiler and links them with libraries, generating an executable program or shared library
- GNU linker, the classic GNU Project's implementation of the Unix linker command ld
- gold (linker), rewritten linker implementation in GNU Project.
- Dynamic linker, the part of an operating system that loads and links the shared libraries for an executable program.

Polylinker (also known as a multiple cloning site or simply a linker), a short segment of DNA with many restriction sites; commonly used in biotechnology, bioengineering, and molecular genetics
Linker proteins (or adaptor proteins), proteins that provide mechanisms by which receptors can amplify and regulate downstream effector proteins, e.g.:
- Linker of activated T cells, a protein in the biochemical signaling path transferring signals from T cell antigen receptors
- B-cell linker, a human gene that encodes a linker protein related to B cells
Linker DNA, the part of a genomic DNA strand that connects two nucleosomes

Linker, a colloquial term for Inflation-indexed bonds (or linked bonds), bonds for which the principal is indexed to inflation