User guides, developer documentation and publishing tips for all of the Public Knowledge Project’s software

Open Journal Systems 3

Our flagship software for open access journal publishing, used by more than 10,000 journals worldwide.

Learning OJS 3

A visual, step-by-step guide to managing a journal with Open Journal Systems. View Now



Available in العربية, Español, Français, and Suomi.

Administrator’s Guide

A guide for system administrators of PKP applications.



Available in Français.

Developer Documentation

Developer documentation, reference guides and more to help you build themes, write plugins and develop new features for OJS. View Now

Upgrading from OJS 2 to OJS 3

In this guide, we describe some of the changes between OJS 2 and OJS 3 and suggest steps for planning and completing your migration. View Now


Available in Español.

Getting Started

An easy-to-follow checklist of all the steps you’ll need to take to launch a successful journal. View Now

Designing Your Journal

This guide gives advice and information on how to make your journal attractive, accessible, and unique. It explains how to customize existing themes, create CSS files, and select images and fonts to suit your audience and content. View Now

Creating Accessible Content

The Creating Accessible Content guide covers the general principles of creating universally accessible content published on the web. View Now

Discoverability and Sustainability

These guides explain various aspects of discoverability and sustainability practices that can be employed around OJS journals, as well as detailed guides related to Google Scholar Indexing and the Directory of Open Access Journals.

Instructor Guide for Course Journals

This is a guide for post-secondary course instructors interested in using Open Journal Systems (OJS) for the creation of course journals. View Now

Student Journal Toolkit

The PKP Student Journal Toolkit provides guidance to students interested in creating or joining a student journal. View Now

Video Tutorials

PKP School is a guided series of training videos on setting up a journal and editorial workflow in OJS 3.1, available in English and Spanish. Additional multilingual video tutorials made by users are available on PKP’s YouTube channel.

Plugin Guides

These guides explain how to use OJS plugins for DOIs, CrossRef, ORCID, and PayPal. The plugins integrate OJS with services offered by PKP partner organizations.

GDPR Guide

This guide provides advice for users of PKP applications on how to approach the EU General Data Protection Regulation (GDPR). View Now

Translation Guide

The PKP Translating Guide is for users who wants to create or edit a translation of a PKP software application. View Now

Open Monograph Press

Usage guides and documentation for our monograph publishing software.

Learning OMP 3

A visual, step-by-step guide to managing a press with Open Monograph Press. View Now


OMP 1.0 Userguide

A step-by-step guide to managing a press with the legacy version of Open Monograph Press. View now

Administrator’s Guide

A guide for system administrators of PKP applications.



Available in Français.

Developer Documentation

Developer documentation, reference guides and more to help you build themes, write plugins and develop new features for OMP. View Now

Designing Your Journal

This guide gives advice and information on how to make your OJS or OMP site attractive, accessible, and unique. It explains how to customize existing themes, create CSS files, and select images and fonts to suit your audience and content. View Now

GDPR Guide

This guide provides advice for users of PKP applications on how to approach the EU General Data Protection Regulation (GDPR). View Now

Translation Guide

This guide provides advice for users of PKP applications on how to approach the EU General Data Protection Regulation (GDPR). View Now

Getting Found, Staying Found

Getting Found, Staying Found, Increasing Impact offers practical advice for making your journal more discoverable, ensuring ongoing access to your content, and building a wider audience. View Now

Open Journal Systems 2

Help guides for older versions of our journal management software. We recommend you upgrade to OJS 3.

Upgrading from OJS 2 to OJS 3

In this guide, we describe some of the changes between OJS 2 and OJS 3 and suggest steps for planning and completing your migration. View Now


Available in Español.

Learning OJS 2.x

A visual, step-by-step guide to managing a journal with Open Journal Systems 2.x. View Now

PKP School

This series of video courses is for journal editors who need to learn how to perform all of the basic editorial tasks in OJS 2 quickly. View Now

Crossref and DOIs

Learn how you can take advantage of PKP’s partnership with Crossref to help publishers and journals take advantage of Crossref’s research indexing service. View Now

Importing and Exporting Data (OJS 2)

An OJS 2 guide on how to import and export user information, published article data, and more. View Now

Using PayPal (OJS 2)

دليل عربي لاستخدام PayPal مع OJS و OCS View Now

OJS 2.x Technical Reference

An extensive document regarding versions 2.x of the OJS platform. View Now

Open Conference Systems

Usage guides and documentation for our scholarly conference software.

Learn More About OCS

Open Conference Systems (OCS) is a free Web publishing tool that will create a complete Web presence for your scholarly conference.

OCS Quick Guide

This document will walk you through how to configure and use your OCS installation to only use the software for a single event, with “reviews” conducted by a small group of conference directors. View Now

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