Delta Particles is a total conversion mod taking place in the Half-Life Universe. You play as technical engineer Nick Farrell working at Delta Base. Unfortunately you were in the wrong place at the wrong time, as an experiment at Black Mesa results in a resonance cascade that teleported extraterrestrial beings from the world of Xen to Earth..

Open the Developer Console with "~" and then type sv_cheats 1 before entering any commands. If the dev console doesn't open by default, locate the config file and make sure BIND "~" toggleconsole is there or add it to launch options.

• sv_cheats 1 - Enables Cheats
  
• God - Invincibility
  
• Noclip - Fly through walls
  
• Impulse 76 - Spawns a HECU Grunt
  
• Impulse 101 - Gives all weapons
  
• Impulse 102 - Gives the HEV Suit
  
• Impulse 107 - Tells you what texture you're looking at
  
• Impulse 200 - Removes Items
  
• Notarget - NPC's ignore you
  
• Maps * - Shows list of maps
  
• map "map name" - loads the desired map *Note you will load with no weapons or suit*
  
• Restart - restarts the current map
  
• GL_clear 1 - disables the hall of mirrors outside the map
  
• Disconnect - Ends your SP or MP session
  
• Developer 1 - Enables Dev mode / 0 disables
  
• Dev_overview 1 - Enables top down view of the current map / 0 disables
  
• fps_override 1 - Overrides the FPS limit / 0 disables
  
• fps_max - Lets you set the FPS limit
  
• give weapon_ - Gives weapon of choice
  
• give item_ - Gives item of choice
  
• Chase active_1 - Thirdperson over the shoulder / 0 disables
  
• Thirdperson - Play in Thirdperson!
  
• Firstperson - Play the default perspective
  
• Default_fov - Set Viewmodel Distance (Default is 90)
  
• hud_draw 1 - Turns on HUD while 0 turns it off
  
• violence_agibs 1
  
• violence_ablood 1
  
• violence_hblood 1
  
• violence_hgibs 1
  These 4 can enable the Violence and Blood for NPC's. 0 Disables it
  

Will add more!

Launch Options

If you wish to have stuff automatically set for you you can add them to the launch options peramaters instead.
Locate the game in your library, click on properties and in the "Launch Option" field add whatever you want with - infront of it like this for example
-noborder -windowed -w1920 -h1080

CH1 - Delta Base

• db1a0
  
• db1a1
  
• db1a2
  
• db1a3
  
• db1a4
  
• db1a5
  
• db1a6
  
• db1a7

CH2 - Exit To The Surface

• es2a0
  
• es2a1
  
• es2a10
  
• es2a11
  
• es2a2
  
• es2a3
  
• es2a4
  
• es2a5
  
• es2a6
  
• es2a7
  
• es2a8
  
• es2a9

CH3 - Night Shift

• ns3a0
  
• ns3a1
  
• ns3a2
  
• ns3a3
  
• ns3a4

CH4 - Miscalculation

• xen4a0
  
• xen4a1
  
• xen4a2
  
• xen4a3
  
• xen4a4
  
• xen4a5
  
• xen4a6
  
• xen4a7
  
• xen4a8
  
• endmod

- Rare Color
Equip a Protection Suit
-Who's Here?
Turn on emergency power after the disaster
- Pleasant Meeting
Meet Diana after the Disaster
-Radical Problem Solving
Demolish the Jammed Door
- I Said Don't Go In There
Enter the barricaded room against the Scientists Advice
- Free Travel
Take a trip on the monorail train
- Swiftly and without suffering
Dump the chemicals
- Overtime
Get the cargo down to the railcar
- In The Darkness
Turn off the light and leave the basement
- Hurry Up, before he looks away from us
It seems you've been robbed of something valuable
- Science and Madness
Stabilize the power generator
- We Are Saved... or not?
Transmit a SOS signal from the helipad
- Friends Like You...
Prevent security officer from listening to music
- Resuscitated Hope
Find Diana in the tunnels
- Fashionista
Diana equipped a Protection Suit
- Unknown World
Find yourself in the Alien World
- Strange Place
Visit a rotating radioactive asteroid
- It's Based. It's Delta Based
Finish the campaign
- Something Else?
Watch the post-credits scene


Miscellaneous
- Jewelry Work
Behead a Zombie with the pipe wrench
- Decapitation!
Behead 25 enemies
- Silence 2.0
Pickup a silencer for the SMG
- It's redundant
Behead 50 enemies
- It's a really big gun
Find a shotgun early
- No Brains at all anymore
Behead 125 enemies
- At the employers request
Drink 25 soda cans
- Three Hatchets 777
Find a bottle of healing liquid and drink it.
- Low Battery
Get additional points of armor from the technician 3 times
- Hands Off!
Kill the headcrab inside the pod
- Got You!
Save the scientist from the zombie in the lab
- Mechanical Man
Activate the guard robot at the robot factory
- More than just a gamer
Finish the campaign on Medium Difficulty
- Flies don't let sleep
Destroy all Alien Hives in Xen
- Punishment for Immortality
Destroy 10 Xen Trees
- In The Line of Fire
Kill two enemies with the Light Gun in one shot
- Anyway, you're already dead
Kill a struggling scientist in the basement
- Intimidating but Ineffective
Turn on the power and open the fence door without killing Garg
- Oh, my!
Find "interesting" photos
- It was difficult, but i succeeded
Save the security officer from three zombies in the lab
- Good Riddance
Get caught in an alien storm and successfully die there
- Deforestation
Destroy 25 Xen Trees
- Safety Violation
You were crushed by a cargo container
- It's High Noon
Kill six enemies in a row with a single clip from your revolver without changing weapons
- Delta-Chad
Finish the campaign on Hard difficulty
- To use a sledgehammer to crack a nut
Kill five headcrabs with the sniper rifle
- Oops, nothing personal
Blow up the container with the scientist inside
- Unnecessary Cruelty
Kill the bullsquid before it gets into the hurricane
- Might Makes Right
Destroy one Robotic Infantry unit with a melee weapon
- Veteran Of the Shooters
Kill three alien controllers with the under-barrel grenade launcher
- Blue Lagoon
Survive the Xen arena without using the healing pool
- Locomotive
Get through the place after parking without destroying an enemy SUV
- Helpful Storage Room
Unlock all rooms with supplies inside