Camunda - Platform for Workflow and Business Process Management

•    Java

Camunda is an open source platform for workflow and business process management. You can model and execute BPMN 2.0, CMMN 1.1 and DMN 1.1. Camunda's core is a rock-solid, freaking fast execution engine that is horizontally scalable and comes with helpful web applications.

Flowable - The Java BPM Engine

•    Java

Flowable is a compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users. It is lightning fast, tried and tested BPMN 2 process engine. It can run embedded in a Java application, or as a service on a server, a cluster, and in the cloud. It integrates perfectly with Spring. With a rich Java and REST API, it is the ideal engine for orchestrating human or system activities.

jbpm - a Business Process Management (BPM) Suite

•    Java

jBPM: a Business Process Management (BPM) Suite

Activiti - BPMN 2.0 Platform

•    Java

Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.

Joget - Workflow + Low-Code Application Development + Open Source

•    Java

Joget Workflow is an open source platform to easily build enterprise web apps. It helps to build full-fledged apps e.g. CRM, HR, Healthcare, etc. More than just a workflow or BPM platform, Joget offers full-fledged agile application development capabilities (consisting of processes, forms, lists, CRUD and UI), not just back-end EAI/orchestration/integration or the task-based interface for traditional workflow/BPM products.

uEngine BPM

•    Java

A BPM (Business Process Management) / Workflow based on Web Services and CBD-concept, which provides most features of commercial one - Process Designer, EIP, Web service tools and OLAP based Process Analyzer.

NGinn.BPM

NGinn.BPM - a BPM / Workflow engine for Microsoft.Net It's a lightweight workflow manager based on Petri nets and taking some ideas from BPMN. NGinn BPM helps automate business processes in large organizations, such as telecoms, by enabling to build workflows that coordinat...

jbpm - a Business Process Management (BPM) Suite

•    Java

a Business Process Management (BPM) Suite

Java Graphical Process Designer

•    Java

Java Graphical Process Designer designs workflow/business process modelling (bpm) diagrams and exports (and imports) them, usually as XML, to workflow engines after model validation. It allows quick and easy integration of new workflow formats.

RunaWFE

•    Java

RunaWFE is a workflow / BPM / BPMS based on JBOSS JBPM engine (written in Java). It is a cross-platform end user solution for business process management. It provides rich web interface with tasklist, form player, graphical process designer, automatic bots and more

Business Process Automation (BPA)

BPA is a project initiative to develop an ERP which will integrate with work flow of an organization. It is build on the concept that all business process is initiated through a request and it is processed in organizational hierarchy.

opentaps = ERP + CRM

•    Java

opentaps Open Source ERP + CRM, is a fully integrated application suite that supports eCommerce, Customer Relationship Management, Warehouse and Inventory Management, Supply Chain Management, and Financial Management to Business Intelligence and mobility integration out-of-the-box.

OpenERP - Open Source Business Applications

•    Python

OpenERP is a comprehensive suite of business applications including Sales, CRM, Project management, Warehouse management, Manufacturing, Financial management, Human Resources, Point of Sale, Accounting, Purchase, Marketing and lot more. It has over 700 OpenERP modules available on Launchpad. The package contains OpenERP server, web client and GTK client.

workflower - A BPMN 2.0 workflow engine for PHP

•    PHP

Workflower is a BPMN 2.0 workflow engine for PHP. Workflower runs business processes using the BPMN 2.0 specification. It's open-source and distributed under the BSD 2-Clause License. Workflower can be installed using Composer.

JFire - ERP / CRM

•    Java

JFire provides complete and extensible solution for enterprise like User management, Online trade with business partners, Points of sale, Various distribution channels forming a distribution network, Store management and many more.

Core Business Solution Framework

A base starting point for core business applications. Includes: Content Management Document Management To be added: CRM Workflow / Business process Management Collaboration / Communications

Interleave

•    PHP

Interleave is a business process management application. It enables you to model your business process and make it available online. It's meant to replace processes which currently rely on paper or spreadsheets and it has a good workflow engine.

B-Flow Process and Workflow Tool + HD

•    PHP

Web-based Business Workflow management tool, supporting email amp; SMS notifications of tasks organized into arbitrarily complex Business Processes. Includes escalations, group-based access control, reporting, SLA measurements and trouble tickets.

OBPM

•    Java

OBPM is a opensource, flyweight BPM system. Focus on non-IT users build IT Business Process easly. InnerBuild Workflow Engine, Form Builder, Report Designer, OBPM support Browser(IE/Firefox) as client, and provide powerful Graphical clients.

Openbravo - The Agile ERP

•    Java

Openbravo is the web-based Open Source ERP solution. It includes applications like Accounting, Sales and CRM, Procurement, Inventory, Production, Project and Service Management. Openbravo is three-time winner of Infoworld's Bossie award for best open source software application.