"The term “preprint” most often refers to a manuscript that has gone through a peer-review process and now awaits publication in a traditional journal. A preprint accessible over the Web may also be referred to as an “e-print.”

- IMA Preprint SeriesFrom the Institute for Mathematics and Its Applications - covers 1982 to the present.
- Institute for Mathematical Sciences Preprint ServerFrom 1990 to the present: differential geometry, topology, dynamics, complex analysis, differential equations, algebra and representation theory, and mathematical physics.