The Valve Hammer Editor, more informally known as Hammer, is the resource used to make maps in Source Engine games, such as Team Fortress 2.
Here's a quick guide on where to find the Hammer program: http://forums.tf2maps.net/showthread.php?t=22471#2
I would suggest that you toy around with the Hammer interface and watching this tutorial
(skip to 4:30 for the Hammer bit, everything before is setting up the program which may also be helpful):
https://www.youtube.com/watch?v=jF3er5l ... CqYx6sKaXk
Here's a list of resources, namely recompiled from tf2maps.net (a community for TF2 mappers, new and experienced, that you should definitely check out), that every mapper should start off with:
> Valve's guide to level creation in TF2: a basic wiki on the fundamentals of mapping that you will commonly refer back to
> Common TF2 mapping mistakes and how to fix them
> List of mapping link resources that includes:
> A mapping resource pack that I would not suggest installing unless you're already familiar with the Hammer interfaceEgan wrote: How to start making maps for TF2
Explains step by step what you need to do to set up Hammer World Editor, and start making maps for TF2!
Guides on mapping for TF2
A list of guides, tutorials, and resources created by members of TF2maps.net, or elsewhere. If you have created a guide and want it listed here, reply to this thread with the name of the guide, and a link to it.
Guides on game design in general
These articles discuss a broad range of topics. They range from other source games, to game theory itself. Must read articles for anyone who would like to further understand game design.
Resources to help you create, share and customize your maps
Need a file sharing site? Looking for that Photoshop or 3DS Plugin?
We have a few veteran and a few new mappers in the J2 community so this thread could also serve as a general discussion for all things related to mapping in TF2.
Feel free to post screenshots of the progress in your map; discuss ideas; offer criticism and feedback or ask for help!