Scholastica

SciSpace

scispace.com

Scholarcy

scholarcy.com

Scribbr

scribbr.com

Scholars

scholars.io

Slab

slab.com

Covidence

covidence.org

Typeshare

typeshare.co

Chapterly

chapterly.com

Schoox

schoox.com

Sora

sora.city

SciPub+

scipubplus.com

SlashPage

slashpage.com

Softbook

softbook.app

Svbtle

svbtle.com

Smore

smore.com

SchooLinks

schoolinks.com

Scripe

scripe.io

SubPage

subpage.app

SimpleCirc

simplecirc.com

ShipScience

shipscience.com

SmarterSelect

smarterselect.com

kriyadocs

kriyadocs.com

OfficeBooks

officebooks.com

Journyz

journyz.com