Programming

This tutorial will show you how to reset pushables, breakables, doors, dead bodies and dropped weapons.

This tutorial will show you how to remove blood and gore from Half Life.

No minus frag when killed self in Half-Life

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

CS Style 2x Zooming (for SDK 2.3)

Script for smooth mouse wheel zooming in and out in Half-Life.

Quake style particle effects disabled but present in goldsrc

What this code will do is change the armour hud colours depending on how much armour you actually have.

Creating New Weapons in the 2.2 SDK

this tutorial will explain how to set the HUD up, and just get the basis.

FlashBang

View model rendering

Ok, now, for starters, this tutorial will explain how to set the HUD up, and just get the basis.

add a complete, fully functional new weapon to Half-Life (and that includes the HUD componants!)

Weapon Names on the HUD

Code a Smoke Grenade

Creating a New VGUI Menu and getting it to show in your mod

Blast Soundwave Effect From a Weapon

How to create a DEAD message in your scoreboard

This tutorial shows how to make an M16 assault rifle, with an optional silencer, just like the M4 rifle from Counter-Strike.

Guass Fix

In this tutorial, we are going to go through the steps necessary to create a menuing system for Half-Life similar to the one for Quake 2.

This tut will cover a new monster who can sit in your map, and run away if you shoot at it.

Half-Life Team System With VGUI Menu w/SDK 2.2

In this one I hope to start on some of the navigation code and the bots use of ladders.

How to change the tripmine beam color in the console

e. It adds detail where there was none before, and provides a much enhanced visual experience.

CS/TFC Spawn Delay

Dynamic Lighting

Weapon Modifications

Understanding hud.txt

(Extension to X-0ut's custom model tut)

Explanation of all the MP5 code. Written by Greg Hudson.

This tutorial will tell you how to make clientside richoche sounds. That basicly means, if you shoot at metal railings, then you hear metal richoche's etc.

Tutorial on making a flashbang grenade, complete with CS-style screen fading & concussion effect.

Particle System (German)

bouncing bodies

Make a Medic

In this article I will explain how to make a monster disregard the player if they're within a certain level of light

Have you tried to install your mod on steam and you just can't do it well i aim to give a little insight into this problem.

Menus in Half-Life

Today we are going to make our monster kill

The Half-Life AI is made mostly of two things, tasks and schedules

Different Classes In Every Team

Here is a fix for people having problems with DarkKnight's team VGUI tutorial

Hud Bars (Statussäulen) (German)

Improved Spectatormode for Teamplay

This article tries to give hints to would-be HL mod authors in many different aspects of the programming experience.

Fairly simple put, it allows you to create menus of different colors.

Ever wanted to use gman twice in a map with a different look?

Counterstrike Gameplay

Customizable Hud Color

Crosshair Tutorial (German)

Opening slots for old Menu System

There are a few ways of implementing a class system.

Voice API in SDK 2.2

Half-Life debuggen (German)

In this tutorial I will show you how to change the weapon damages without recompiling the dll

This is going to be a fairly long tutorial on some basic functions in HL SDK.

Adding New skill.cfg Entries

Create a homing missile in Half-Life

You wanted to know how to color the teams in the scoreboard?

In this tutorial I'm going to show you how to add a dead-icon to the scoreboard.

MP3-Entity erstellen (German)

This tutorial will explain how to add the current name of the weapon the player is using to the HUD we created earlier.

So, lets add up a secondary fire mode for the egon

Sparks & Smokepuffs fix

instead of defining the area the sprite CANNOT be drawn in, you instead define the area the sprite CAN be drawn in.

Maintaining Class After Death

Instant Firing Rockets (like in TFC)

make the crowbar only swing once when held

In this tutorial I will teach you how to use the UTIL_Bloodstream effect.

This tutorial will show you how to setup a new key and console command, which can then be used in game to make the player sprint when holding the key

Where Did I Hit Him (Update 2)

This model I'm describing can be used for any surface that can bend, so it can be a flag

Notice how if you tap your crouch key very fast you bounce? This code will fix that.

Beheading Zombies

Very simple tutorial, but it will teach you how to allow a weapon to 'use' objects, just like when the player hits the use key.

Changing the weapons a player spawns with is very easy, very simple.

Challenge based article covering getting an entities walking speed to match its animation

Crosshair Tutorial Nr.2 (German)

Customize the Mod name displayed in the server list

Changing the HUD color

An overview of the triangle API, which can be used to draw textured, animated polygons on the fly.

This article shows you how to quickly change the default 320 & 640 .tga image sizes to fit whatever resolution a player is using.

this tutorial will show you how to add new factions to monsters.

Simple tutorial on creating a custom entity

Code a Throwable Crowbar

Ping Rating

Weapon Categories

Freeze Grenades

Here I will show you a fast and simple program and demonstrate the basics of C

Vectors: An Introduction

You want the most easy way to rescale halflife

Minikarte im HUD (German)

How to get Half-Life's server to compile and run on Linux boxes worldwide

how to add old school Client Side word censoring

Medkit Bugfix

This tutorial will show you how to add clientside smoke puffs. You'll need a sprite that's compiled as an additive.

How to Make your Death Msg more like you

Explode Shake (UPDATE)

This tutorial is made to help you create a Radio System (like CS). With sounds and team only messages.

I am writing this tutorial because there are no tutorials on this that I can find and this effect is easy to make if you know what to do. This tutorial will be easy for people who are new to Half-Life Modding.

Particle Systems: The Theory

Using the Microsoft Visual C++ 6 IDE

Using the ALERT function

How to convert the .12 Gauge shotgun into a Hand Cannon

This is really a reference tutorial which will help you create your own solid based entities for things like the CS Buy Area.

Chumtoad firing hornetgun correction

Installing the SDK

Function Overloading is useful when you have a function that you want to do several different things with

How to create a simple variant of the CGameText class and add it to the available entities in Worldcraft.

Usp ( Counter-Strike Style)

HEV Chargers with larger charging capacity

Spawnpoints (German)

Specify the weapons and ammo players spawn with via your server.cfg or listenserver.cfg

This tutorial is about how to create a Shotgun with two types of ammo (slugs and buckshot).

Old Menus System

Difficulty rating: easy. This relies heavily on existing Halflife grenade code and has almost nothing original.

This tutorial, while not hard to do, gives a great effect; with snarks leaving behind a smoke trail as they run.

Wall Jumping Tutorial

Every Half-Life weapon have flags. For example MP5

This tutorial will show you how to make use of the Triangle API to make team overlays

Governer

Create an Entity like a CS Buy Zone

Mp3 Fix

These functions are key to how an entity w

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

This tutorial will lead you through the arcane art of adding fog to your mod

Basics of coding bots in Half-Life

The way that strings are handled internally in the SDK can be confusing to start with.

Real-Time 'TRON 2.0' Glow For Low-Spec Hardware

Where DiD I Hit Him (Update)

A detailed tutorial covering the setup of Visual Studio for work with GoldSrc

Unlimited Health Rechargers

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 objects! Read on for more details.

Das Half-Life Serverprotokoll (German)

Orthogonale TriAPI (German)

here are the basic things you need in a normal weapon

Teaches you how to setup your VS.NET 2003 to build the Half-Life dlls, and how to get them working on Steam.

Add a TFC Rocket Launcher in Half-Life

Basing one monster class off another

Sparks & Smokepuffs

Okay this tutorial covers how to create a parachute like the one in firearms

Make a Particle Burst When a Player Joins (Like Q1/Q2)

This tutorial explains how to have snarks that don't explode after 15 seconds in your mod.

Adding User Variables to Half-Life

Introduction to the Sourcecode

Per-pixel dynamic lighting. Real-time bumpmapping. Cartoon shading. Thermal goggles.

Half life contains some extra code dealing with dead body physics

Activating w_ models animated animation

An overview of all the useful UTIL_ and efxAPI functions for drawing 3d sprites, shaking and fading the screen, drawing beams + decals, temporary models etc.

In this, the first part in the 'Where is Poppy' modding tutorial series i highlight the steps required for setting up your GoldSrc Mod for its first run

Weapon Ammo Modification, Etc.

Rescaling Half-Life

Challenge based article about adding a new weapon to Half-Life

The Power of CVARs!

Drawing a Special Credit String on the clients head's up display

This tut will show you how to make spectators stop seeing what alive people are saying and vice-vesa.

Part 1 in 5 part series

Rendering a wireframe of maps yourself

Make the RPG like the UT redeemer, easy!

Adding Ammo items to a H-L weapon.

I noticed that a lot of bandwidth is consumed when trying to display a HUD Message. To fix this I coded a new type of message system that uses a lot less bandwidth.

This tutorial will somewhat describe how to create a completely new turret.

A detailed tutorial on how the Half-Life AI hangs together. Covers Schedules, Tasks, and Monster States, with examples.

Half-Life Graphics Part 1 - 2D Sprites (German)

Editboxes and Images

TURRETS in Half-Life

Understanding hud.txt

Different Classes In Every Team (FIX)

Changing Tracer Effects on weapons in Half-Life

This is an easy way to change the widespread of the MP5 into a much smaller one.

This is a tutorial teaching you how to make a flying system in half-life

Adding Assault to Your Mod (part 3 & 4 are missing)

Frags for killing Monsters in MP

Flammenwerfer erstellen (German)

Random Terrain Generation

No gun dropping after death

Function to remove named items from a player's inventory.

Placing Breakpoints

Heres another tutorial for bots. This one on creating some basic bot item search code.

To change the weapon values for multiplayer games simply open up the multiplay_gamerules.cpp

Shooting through walls

Waffensystem (German)

Particles FIXes and improvements

Making a NailGun

Infrared NightVision

Launch 3 Rockets

This is for people wanting to make their own Half-Life bot.

Blended color indication

WaterMatch (German)

This tutorial will somewhat describe how to create a completely new turret.

Stamina controlled sprint

Disable The FoV Command

It has been brought to my attention that people are having problems with their OTHER VGUI menus after doing this HUD tutorial... ie: no mouse control. I have found the cause, and figured out how to fix it.

Part 2 in 5 part series

Secondary Attack for Egon: Teleport player to random info_player_deathmatch

Snark Grenade

Chumtoad firing hornet gun

how to change the strength of weapons

Old Menus Fix

Event System in SDK 2.2

How to make a Desert-Eagle

TO Recoil

View Turrets through Barrel

add a server controlled hud countdown

Silenced Glock

Colour attributes for Menus

MP5 to Chain gun

How to add a new monster to your maps.

This will tell you how to make Client side dule shell ejections for dule guns

Create a new weapon for Half-Life

In this tutorial we are going to add two new key functionalities.

Re-enabling the TFC concussion effect

Change the mp5 grenade launcher to a Shotgun-cannon.

Using INI configuration files properly

Creating a Silenced USP (German)

Drop NOTHING on death

Roter Bildschirm bei Schaden (German)

This tutorial is a step-by-step guide to creating a VGUI Sniper Scope.

Very simple done, this you now be able to taunt other players when you have the crowbar out.

This tutorial is designed to help you create a flexible client side Zoom function for SDK2

In-game Player Menus

Simulating Randomness

This tutorial modifies the client dll (in codedir\\cl_dll) to play audio sounds.

Changing The Server Browser To Show Your MOD Name In 'Game Type'

How To Make Thirdperson View To Your Mod

decide between firing a super compressed attack or a really spread out attack

This is the lowest level entry to the engine. It also maps quite conveniently to Quake-C stuff, so check that out

Screenshaking

Second part of the tutorial, that includes the modification of the HUD to show 4 digits on ammo, and the modificacion on the client-server message for the weapon magazine.

Create Night Vision Goggles in Half-Life

Quick & simple, heres how to draw visible surfaces (bsp only) - unlit.

okay, make sure to do BigGuy's tut on team spawn points first

I tested my tutorial and found out that there was an error with the reloading with secondary attack so im attempting ot fix it

Collection of coding snippets that may or may not work, use a a reference when building your mod

Model Classes in Half-Life

This tutorial shows how to enable you to set what speeds the player can go, and force them to remain at those speeds.

This is a tutorial on making a custom model entity.

continued

Spreadsystem (German)

Weapon : FireGrenade

This tuturial helps you set your speed this tuturial is really easy.

Client-Side Waffen-Coding (German)

I have found a way to make Better Freeze Grenades

Debugging in Visual Studio 6

Slots/positions Fix

In this tutorial I will go over how to add new bullet types.

MP3-Dateien in HL abspielen (German)

You know, the UTIL_ScreenShake can only shake clients that are on ground. Because that sucks ass, here we're gonna fix it.

This tuturial will help you to change the armor you are spawning with

Health/Armor color blending

Setting up Client side and FGD

This tutorial will teach you how to edit the ammo per clip, how fast you walk with a weapon and much more!