Programming

here are the basic things you need in a normal weapon

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.

Infrared NightVision

Basing one monster class off another

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

Real-Time 'TRON 2.0' Glow in Half-Life

Warning - this is taken from my brief investigation, but relies on having a multi-channel soundcard

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

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

Shields

A Simple 4-line fix for spinning corpses.

Shooting through walls

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

How to code in some fog in your mod

Changing the HUD color

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

Teamdeathmatch Spielmodus (German)

Wall Jumping Tutorial

Jumping and Landing Sounds

No gun dropping after death

Make a player fly

Introduction to Half-Life SDK2

Specific weapons for different teams

Shooting through walls

Standing Still For 5 Seconds (Respawning)

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

Scripts (a follow up to Aliases, scripts, and binds)

This Tutorial will convert the .12 Gauge shotgun into a Sawed-Off Shotgun, This will make it much loader and it also fires a much larger load than a normal shotgun,

This tutorial will show you how to add a hud element that will project a sprite of you player that flashes in the area you were last hit.

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

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

If u want add options to your maps u can add to all maps config files...

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

This tut will fix the weapon select bug where weapons that have ran out of primary ammo but still have secondary ammo are not selectable.

Blast Soundwave Effect From a Weapon

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.

The purpose of this tutorial is to show you how to create a whole new game type in 12 lines

Tutorial covering the creation of multiple viewports

Finding your way around the Half-Life DLL

How to Compile the Half-Life Standard SDK on the Linux Platform

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

Half-Life Server Info Class

Making A Semi-Automatic Handgun

make the crowbar only swing once when held

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

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

View Roll When Strafing (like DMC)

2 zoom sniper scope

Part 1 in 5 part series

Spectator-style camera with clipping

Introduction to Half-Life coding

This is a quick look to see what an existing entity class, CGameText, does and how it works.

Static Water Simulation

Create an Entity like a CS Buy Zone

Bullet FlyBy (German)

Different Classes In Every Team (FIX)

Beheading Zombies

The second part builds upon the more general information learnt in the first, describing how it applies to each of the original half-life weapons.

HLSDK Engine Notes

Adding an ammo indicator to the HUD

Code an Admin System into Half-Life

Chumtoad firing hornet gun

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

Code a Throwable Crowbar

How to change your MP5 to an MP5-SD3

Different Classes In Every Team

make the RPG a little more powerful

Debugging your dlls for your Mod

Create a new weapon for Half-Life

A Laser-Pointer for any hl-weapon

Recoil (German)

Nebel in HL (SDK 2.2) (German)

Using the ALERT function

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

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

Simulating Randomness

In-game Player Menus

Guass Fix

Every Half-Life weapon have flags. For example MP5

Random Terrain Generation

Frags for killing Monsters in MP

Creating the Flag Entity

How to implement call of Duty/Halo style weapon slots and switching.

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

Half-Life Graphics Part 3 - TriAPI (German)

Scripting with sequence files

Editboxes and Images

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

FlashBang

User Input Processing System

Realistic Reflections in Real-Time

Governer

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

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

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.

3 Mode Zoom For Mp5

This tutorial almost completely explains how to do HUD graphics.

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

Where DiD I Hit Him (Update)

Modeling events

Heres a short tutorial on how to change the HUD and blood colors. Really simple.

Dynamic colored lights - model color fix

Creating your Menu Bitmasks in Half-Life

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

Doubler Powerup

How to develop a new entity that handles menus in game (ala counterstrike's 'buy weapons' menu).

Mp5 Burst

Activating w_ models animated animation

This tutorial will alter the existing DrawHudString function in the CHud Class, we will be adding the ability for colored text and different draw modes.

Snark Grenade

This is a brief guide explaining the differences between Alias's, Scripts, and Binds.

Half-Life Graphics Part 2 - EfxAPI (German)

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

Precaching was one of the first stumbling blocks we encountered when we starting working with the SDK.

Die Erstellung eines Laserstrahls (German)

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

How to change the tripmine beam color in the console

How to make a Desert-Eagle

Old Menus Fix

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

Simple snippet for a better third person camera with player fading.

This tutorial will show you how to achieve the view rolling effect while strafing, as in DMC and AHL

Vehicles

How To Make Thirdperson View To Your Mod

Add Entity Effects on a View Model

Geldanzeige im HUD (German)

Rendering a wireframe of maps yourself

Charging Crossbow

Things that effect network stats during gameplay

Revision 4

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

Particle System (German)

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

Opening slots for old Menu System

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

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

This is a simple tutorial to discuss making new entities, and reading their keys in your code, so you can customize them.

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

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

visible laser sight line thingy

Decals for every mp5 bullet

Fast 'n easy weapon naming

Half life contains some extra code dealing with dead body physics

3rd Person Ansicht (German)

HEV Chargers with larger charging capacity

Challenge based article covering the turning speed of an entity

This tutorial will help you gain an understanding of the FireBulletsPlayer and FireBullets

Introduction to the Sourcecode

ANY blood color

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

Installing the SDK

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

Bigguys Team Spawn Points had a couple of errors, so here is how your fix them.

Weapon Categories

This tutorial is meant for the people who are confused about how Half-Life uses its color index's.

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

Incremental Zooming (On the Client Side)

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

In this tut, i will show you how to add a diablo camera effect to your mod.

Customize the Mod name displayed in the server list

Instant Firing Rockets (like in TFC)

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

Weapon Droppings

You want to kill yourself and dont get minus points?

Changing view angles with quaternions

How to add a new monster to your maps.

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

TURRETS in Half-Life

Tripmines with configurable beam brightness

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

Client-Side Waffen-Coding (German)

Half-Life is split into two DLLs - client.dll and hl.dll.

Triple-Bolt Crossbow

Counterstrike Gameplay

Replace default set of NPC stepping sounds with the set from the texture they're walking on.

The more coding you do, the more you'll start talking about the 'pev'

How to Make your Death Msg more like you

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

New to coding and ever wondered how TFC did the Christmas easter egg? Fear nevermore!

The final sentry will look and work something like the sentries in TFC that the engineers build, we are going to have a phase when a player builds the sentry and can give it ammo and rockets.

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

good introduction to starting a Half-Life Mod

It's been done before for Counterstrike.. but this'll go over how to make your own, including sprite display, use of vector classes etc.

Here is a collection of quick hints and tips that various people have asked me, but I cant be bothered to write a whole article about...

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

Ricochets of walls.

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

RPG Item Dropper

I'll show you how to make monsters attacks light up world brushes

Spreadsystem (German)

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

Quake style particle effects disabled but present in goldsrc

Bullet Chasecam (German)

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

Changing Tracer Effects on weapons in Half-Life

This tut will show you how do add a function to your code that will check a players teamkill amount and justify it with an action. So here we go.

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

Better Weapon Droping

Hash Tables

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

Hammer code that converts a map from standard .map format to .dxf format

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

Drop NOTHING on death

I have found a way to make Better Freeze Grenades

Secondary Attack for Egon: Teleport player to random info_player_deathmatch

Change host players ping on the scoreboard to 'Host'

Light Effect After an Grenade (Very Fast)

Faster clicking equals faster shots

Crosshair Tutorial (German)

Decals for every mp5 bullet (FIX)

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

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 should be easy to follow provided that you have at least some
grounding in c++

This tutorial shows how you can make a very simple disguise system with an old style menu.

Disable The FoV Command

Where Did I Hit Him (Update 2)

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.

Script for a kind of smooth slow motion (bullet time) in Half-Life.

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

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.

Freeze Grenades

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.

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

Short Article Introducing C

Using the Microsoft Visual C++ 6 IDE

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

Here's how to get the little red dot on turrets.

Voice API in SDK 2.2

Sentry continued: adding Sentry-parts box and hud-icon

Spawnpoints (German)

Health and Armor restore after frag

Make the RPG like the UT redeemer, easy!

Made a weapon and can't figure out how in the hell to get it into the HUD?

Sparks & Smokepuffs fix

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

Medkit Bugfix

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

This is for Half-Life 1 and the GoldSrc engine

These functions are key to how an entity w

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

Sensor Mine

Roter Bildschirm bei Schaden (German)

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

Frags for killing Monsters in MP FIX

CS Style 2x Zooming

Addign a Third and Fourth attack to your mod

Adding Two-Team Deathmatch to Your Mod (part 3 & 4 are missing)

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.

Respawn Delay (When Dead, Not When Spawn)

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

In Half-Life you may have noticed sparks appear when you shoot barney's helmet or an alien grunt's armor.

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

Stamina controlled sprint

MP3-Dateien in HL abspielen (German)

This is how you would change the location of where tracers and bullets, or rockets, are coming from to match your weapon model