Named Game of the Year by over 50 publications, Valve's début title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.

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Bad sequence of path_tracks - Double loop workaround

Bad sequence of path_tracks - Double loop workaround

Half-Life: Enriched Mapping/Technical 3 comments

Here's the workaround I found to a crash rare issue with func_tracktrain, path_track and func_trackchange.

Field Intensity Enemies

Field Intensity Enemies

Half-Life: Field Intensity Design/Concepts 4 comments

Discussing variety of enemies and their abilities in Field Intensity. Beware of spoilers!

Field Intensity Arsenal

Field Intensity Arsenal

Half-Life: Field Intensity Design/Concepts 1 comment

Discussing variety and expediency of Field Intensity weapons.

Field Intensity Environmental Storytelling

Field Intensity Environmental Storytelling

Half-Life: Field Intensity Level Design/Theory 2 comments

Examples of environmental storytelling in Field Intensity narrative.

Field Intensity Recurring Level-Design mistakes

Field Intensity Recurring Level-Design mistakes

Half-Life: Field Intensity Level Design/Theory 3 comments

Describing Field Intensity level-design problems and seeking for possible solutions.

Adding New ammo_charge & Separating the ammo for Egon and Gauss in Half-Life 1

Adding New ammo_charge & Separating the ammo for Egon and Gauss in Half-Life 1

FlatLine-Arena Server Side Coding

I this tutorial I will show you how to create new consumable ammo in Half-Life 1, then how to use it for the ammo for the HL1 weapon Egon. In other words...

How to register a new CVAR for Half-Life

How to register a new CVAR for Half-Life

FlatLine-Arena Server Side Coding

How to register a new CVAR for Half-Life (Server & Client CARs + Add to Settings) So I presume you know what CVARs are. No? Those are the commands you...

How to do versioninfo & How to do code signing using self signed certificate

How to do versioninfo & How to do code signing using self signed certificate

FlatLine-Arena Server Side Coding

This will be a two part tutorial. In the first part, I will show you how to populate the [Details] tab for your dll or exe file you would like to compile...

Map Overview Creation for Gold Source engine games

Map Overview Creation for Gold Source engine games

FlatLine-Arena Level Design/Theory

In this tutorial I will explain how to create your own overview for custom made maps. The final product will be similar to the retail map’s overviews...

Doors/buttons

Doors/buttons

Mapping/Technical Tutorial 1 comment

When I first started messing around with half life mapping I stumbled through making things like doors especially rotating doors. this guide explains...

Half Life Mapping Tutorials (GFYS)

Half Life Mapping Tutorials (GFYS)

Mapping/Technical Tutorial 5 comments

An ongoing Youtube series setting you up for mapping for Half-Life 1, in hopefully as entertaining a way as possible. Feel free to add comments for what...

Modeling Atmospheric Realistic Scenes in GoldSrc

Modeling Atmospheric Realistic Scenes in GoldSrc

GoldSrc Sci-Fi Level Design/Theory 1 comment

Larger number of 512xX textures were used and every texture is scaled down to 0.5x0.5, thus what you see is probably near the limit of what GoldSrc can...

How to Make HD 1080p Backgrounds for HL1/Goldsrc Games

How to Make HD 1080p Backgrounds for HL1/Goldsrc Games

UI/HUD Tutorial 6 comments

While a tad tedious, implementing HD backgrounds is actually a fairly simple task, and this guide will show you how to do it!

UV Chopping for model textures

UV Chopping for model textures

FlatLine-Arena Textures 1 comment

So Half-Life 1 is now 20+ years old. Yet I do believe it's pretty much still alive. The community is still working on custom mods and a lot of new content...

How to create custom items and item_speed

How to create custom items and item_speed

FlatLine-Arena Server Side Coding

Hello Team. I've been part of this community for quite some time and I got a lot of knowledge from you. So it's only natural to share some of my own as...

[AMXX] Weapon Mod: Notice When using HLDM Weapon Mod

[AMXX] Weapon Mod: Notice When using HLDM Weapon Mod

Other Tutorial

The notice when using HLDM Weapon mod, Please Read Carefully before giving any questions

Animating Weapons using Blender 2.7 (OLD and for Noobs)

Animating Weapons using Blender 2.7 (OLD and for Noobs)

Animation Tutorial

Hi! This is an old tutorial without using constraints and other norms on what it should be before you animate. This is simply a guide I did for a free...

The Level Creation Guide for Half-Life

The Level Creation Guide for Half-Life

Mapping/Technical Tutorial 14 comments

The Level Creation Guide for Half-Life is a video series aimed at helping new/beginner level designers wanting to create there own levels for the original...

How to set up multiple paths for func_train

How to set up multiple paths for func_train

Mapping/Technical Tutorial 1 comment

This tutorial is about explaining on how to make a func_train with multiple paths.

Concept of Handrigging - Tutorial (MS3D)

Concept of Handrigging - Tutorial (MS3D)

Weapons Modelling Tutorial 1 comment

This tutorial will show you the concept of hand-rigging on Valve's hands to RedSlug's Hands.

Create a Draw animation (MS3D)

Create a Draw animation (MS3D)

Animation Tutorial

So far, you should have a basic knowledge of compiling and decompiling GoldSrc models. In reality, this is not actually a tutorial, I am just showing...

Make a teleporter exit spawn you inside an area

Make a teleporter exit spawn you inside an area

Bleach: Zanpakutou Senshi Server Side Coding 2 comments

This tutorial will demonstrate how simple you can make a brush define the area where the player will spawn inside when entering a teleporter.

Trigger Events Between Levels

Trigger Events Between Levels

Half-Life: Hard Duty Level Design/Theory 5 comments

Learn how to trigger events between levels using the logic_auto and env_global entities.

Creating Complex Brushes

Creating Complex Brushes

Half-Life: Hard Duty Level Design/Theory 3 comments

This tutorial aims at showing advanced level designers how they can create complex brushes easily.

My valve hammer video serie

My valve hammer video serie

Level Design/Theory Tutorial 1 comment

this page will keep being edited as long im making a new video's i would like some feedbacks and comment about what should i make for my next vids

How to Change weapons textures

How to Change weapons textures

Textures Tutorial

On this tutorial, we will teach you how to change weapon textures.

Adding New Skill Healths

Adding New Skill Healths

Half Life Modding Kit Server Side Coding

In this tutorial we will learn how to add new Skill Health links to add to new custom monsters.

Where is Poppy - Your First Custom Entity - Part 2

Where is Poppy - Your First Custom Entity - Part 2

Server Side Coding Tutorial 3 comments

In this, the second part in the “Where is Poppy” modding tutorial series I take you through the steps for creating your own custom mesh loading entity...

Where is Poppy - Your First Custom Entity - Part 1

Where is Poppy - Your First Custom Entity - Part 1

Server Side Coding Tutorial 9 comments

In this, the second part in the “Where is Poppy” modding tutorial series I take you through the steps for creating your own custom mesh loading entity...

Custom AABB collision boxes for an entity

Custom AABB collision boxes for an entity

Bleach: Zanpakutou Senshi Server Side Coding 6 comments

How do you use the existing AABB collision system in Half-Life to provide a more precise collision model of an object? You simply fill it with smaller...