XPCOM, Part 1
- Introduction to XPCOM, Mozilla's component architecture.
- http://www-128.ibm.com/developerworks/webservices/library/co-xpcom.html

XPCOM, Part 5
- Puts the final touches on the example XPCOM implementation, shows how to install the component, and demonstrates simple testing methods using XPCShell.
- http://www-128.ibm.com/developerworks/webservices/library/co-xpcom5.html

XPCOM, Part 4
- Covers component authoring by using a GPS receiver as an example component.
- http://www-128.ibm.com/developerworks/webservices/library/co-xpcom4/

XPCOM, Part 2
- Introduction to XPCOM programming: type libraries, the xpidl compiler, and interface discovery.
- http://www-128.ibm.com/developerworks/webservices/library/co-xpcom2.html

XPCOM, Part 3
- Building the XPCOM development environment.
- http://www-128.ibm.com/developerworks/webservices/library/co-xpcom3.html

Getting Started with PyXPCOM, Part 2
- Explains how to access Mozilla objects as a client.
- http://www-128.ibm.com/developerworks/webservices/library/co-pyxp2.html

Getting Started with PyXPCOM, Part 1
- Covers the installation of XPCOM and PyXPCOM.
- http://www-128.ibm.com/developerworks/webservices/library/co-pyxp1/

PyXPCOM
- Python language bindings. (ActiveState)
- http://public.activestate.com/pyxpcom/

Xanthes
- XPCOM wrapper around the Xerces validating xml parser. [Open Source, MPL, GPL]
- http://xanthes.mozdev.org

XPCOM Component Viewer
- Allows to navigate through the components and interfaces included in a Mozilla based browser.
- http://hacksrus.com/~ginda/cview/

MySQL XPCOM
- An XPCOM/XPConnect implementation of mysqlclient API 3.x. The goal of the project is to provide solid and full mysqlclient interface for JavaScript applications. [Open Source, LGPL]
- http://mysqlxpcom.mozdev.org

Mozilla XPCOM Reference
- Computer generated reference of Mozilla components and interfaces.
- http://www.xulplanet.com/references/xpcomref/

Evaluation of Interprocess Communication Methods in a Component-based Environment
- This thesis evaluates several of the available techniques for interprocess communications (IPC) in a prototype system for distributed components using XPCOM as the basis. It also takes into consideration marshalling, the transfer of complex data structure
- http://www.lysator.liu.se/~gargamel/exjobb/

XPConnect
- Javascript language bindings. It allows Javascript objects to transparently access and manipulate XPCOM objects and also enables Javascript objects to implement XPCOM compliant interfaces.
- http://www.mozilla.org/scriptable/

plXPCOM
- Perl language bindings. Allows the use of XPCOM objects from Perl, as well as the ability to implement XPCOM interfaces in Perl. (Jumpline.com, Inc.)
- http://plxpcom.mozdev.org

rbXPCOM
- Ruby language bindings. Ruby is an object oriented scripting language developed by Yukihiro Matsumoto.
- http://rbxpcom.mozdev.org

BlackConnect
- Java-to-XPCOM bridge that allows interoperability between Java and XPCOM components.
- http://www.mozilla.org/projects/blackwood/connect/