OJS 3 Classic Theme

• Version: Official theme for OJS 3.1+
• Demo: Classic: An OJS Theme Demo 615
• Source: GitHub – pkp/classic: An official theme for OJS 3.1.1+ 193

OJS 3 Default Theme

• Version: Official and default theme for OJS 3.0+
• Demo: Open Journal Systems Demonstration Journal 305
• Source: https://github.com/pkp/ojs/tree/master/plugins/themes/default 73

OJS 3 Default Bootstrap Theme

• Version: Official theme for OJS 3.0+
• Demo: Demonstration Journal of the Default Bootstrap Theme 420
• Source: GitHub – NateWr/bootstrap3: A community-built theme for OJS 3 that implements Bootstrap 3 components. 90
• Includes 5 extra variants (swatches): Paper, Journal, Yeti, Sandstone, Cyborg.

OJS 3 Health Sciences

• Version: Official theme for OJS 3.1+
• Demo: Health Sciences: An OJS Theme Demo 395
• Source: GitHub – pkp/healthSciences: An official theme for OJS 3.1.1+ designed for health science journals or any journal that wants a clean, modern appearance. 205

OJS 3 Immersion

• Version: Official theme for OJS 3.1+
• Demo: Immersion: An OJS Theme Demo 132
• Source: GitHub – pkp/immersion: An official theme for OJS 3.1.1+ 89

OJS 3 Manuscript

• Version: Official theme for OJS 3.x ??
• Demo: Manuscript: An OJS Theme Demo 383
• Source: https://github.com/pkp/defaultManuscript 145

OJS 3 Manuscript-JATS

• Version: 3.x
• Demo:
• Source: GitHub – Vitaliy-1/defaultManuscript: default Manuscript theme for use with jatsParser plugin 188

OJS 3 Old Gregg Theme

• Version: 3.x+
• Demo:
  • Home page 377
  • Article landing page 114
• Source: GitHub – Vitaliy-1/oldGregg: Theme for OJS 3 with Bootstrap 4 149

OJS3 Pragma Theme

• Version: 3.2+
• Demo: Not yet.
• Source: GitHub – pkp/pragma: An official theme for OJS 3.2+ 165

Basic Theme – SEISENSE

• Free Version – Download
• Version: 3.2+
• Demo: Demo 1