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Resources / Mods / TaCZ: Lights

TaCZ: Lights

Adds TaCZ compatibility with Veil, as well as multiple visual effects using Veil

ModsFree1.21
by TKG112 · listed from Modrinth
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Direct download from Modrinth · 7 downloads

TaCZ: Lights screenshot 1

What it does

TaCZ: Lights is a mod made by TKG112. Adds TaCZ compatibility with Veil, as well as multiple visual effects using Veil.

It supports Minecraft 1.21. It has been downloaded 7 times on Modrinth. The last update came out on Sep 29, 2026.

Supported versions

1.21

Release history

The newest is 1.0.0, released on Sep 29, 2026. It is made for Minecraft 1.21.1. It runs on NeoForge. The download is 122 KB.

VersionReleasedMinecraftType
1.0.0Sep 29, 20261.21.1Release
Description from the author on Modrinth

TaCZ Lights

TaCZ Lights brings real dynamic lighting to Timeless and Classics Zero, powered by Veil. Flashlights light up the world in front of you, lasers put a dot of light where they hit, and every shot briefly lights up the area around the gun.

Everything is driven by gunpacks: authors add a small taczlights block to their existing TaCZ display files, no extra files and no code needed.

Features

Attachment lights

  • Flashlights and other attachments can cast real spot lights (a cone) or point lights (a glow) from any bone in their model
  • Lights follow the gun: aiming, sway, recoil, reloads and inspect animations
  • Attachments can have several light modes, for example a wide flood and a narrow focused beam
  • Press the light key (default J) to cycle through the modes: off, mode 1, mode 2, and back to off
  • The mode is saved on the attachment itself, so it stays the same when you move it to another gun
  • Other players see your lights too

Lasers

  • Every laser casts a dot of light where it hits, in the laser's color, including custom colors from the TaCZ customization screen
  • The dot uses a custom cylindrical light, so it stays the same size at any distance and stops at the first block it hits
  • Press the laser key (default K) to turn lasers on and off
  • Visible laser beams glow, with adjustable strength and width
  • Gunpacks can mark a laser as infrared: the laser key then cycles on, IR and off (see Modern Mayhem below)

Muzzle flashes

  • Every shot briefly lights up the surroundings, even at high fire rates
  • Works for your own shots, other players and TaCZ mobs
  • Suppressed guns don't flash
  • Gunpacks can change the color, brightness, size and duration per gun, or turn it off

Client config

Found in config/taczlights-client.toml. It can be edited while the game is running.

  • Turn attachment lights, laser dots, muzzle flashes and laser glow on or off individually
  • Limit how many lights and muzzle flashes are active at once
  • Adjust the laser glow strength and width

For gunpack authors

Add a taczlights block to an attachment's display file:

"taczlights": {
"default_mode": 0,
"modes": [
{
"name": "Flood",
"lights": [
{ "type": "spot", "bone": "light_pos", "color": "#FFF4E0", "brightness": 1.0, "distance": 24, "angle": 45 }
]
},
{
"name": "Focused",
"lights": [
{ "type": "spot", "bone": "light_pos", "color": "#FFF8F0", "brightness": 3.0, "distance": 60, "angle": 15 }
]
}
],
"laser_light": { "radius": 0.06, "softness": 0.6, "brightness": 2.0 }
}

  • Lights sit on the named bone and point along its -Z axis, the same rule TaCZ uses for laser_beam bones
  • laser_light sets the laser's dot. Lasers without one use the default dot, if the client config allows it
  • A gun's display file can set its muzzle flash with "taczlights": { "muzzle_flash": { ... } }
  • Changes can be reloaded in game with /tacz reload or F3+T

Requirements

TaCZ Lights must be installed on both the client and the server.

Compatibility

  • Modern Mayhem: infrared lasers and IR lights are only visible through Modern Mayhem's night vision (not implemented yet, only on Neoforge 1.21.1 version)
  • Shader packs (Iris): Veil's lighting doesn't work with shader packs, and the laser glow turns off while one is active
  • Veil fixes: TaCZ enables stencil on the main framebuffer, which breaks Veil's lighting. TaCZ Lights includes fixes for this and a few other Veil rendering bugs. It turns them off automatically on Veil versions that already fix them.

Support

Found a bug or need help? TaCZ Lights has its own post in the TaCZ Discord server, where I answer questions and help with problems:

  1. Join the TaCZ Discord
  2. Open the TaCZ Lights post

When reporting a problem, please include your latest.log and a list of your mods.

Written by TKG112. Read it with pictures on Modrinth.

How to install TaCZ: Lights

  1. This mod is needed on both the server and every player who joins.

  2. Install NeoForge for Minecraft 1.21.

  3. Download the .jar file from Modrinth and put it in the mods folder of your .minecraft directory.

  4. Start Minecraft with the NeoForge profile.

  5. Easier: in Prism Launcher or the Modrinth App, search for TaCZ: Lights in your instance's mods and click Install. It adds the loader and the mods it needs for you.

Full guide: How to install Minecraft mods

Compatibility

Minecraft versions
1.21
Runs on
NeoForge
Where it runs
Client and server
Edition
Java
Needs
Nothing else
License
Free to use
Price
Free
Upkeep
Actively updated (Nov 10, 2026)

TaCZ: Lights compared with similar ones Compare all alternatives

ResourceDownloadsVersionsLast updatePrice
TaCZ: Lightsthe one you looked at71.21Sep 29, 2026Free
Particle EffectsKlashRaick7.9M1.20 – 26.xSep 22, 2026Free
Undergarden DelightNoCube2.9M1.18 – 1.21Jul 9, 2026Free
Armor HudSaolGhra1.3M1.20 – 26.xSep 16, 2026Free

Questions

Does TaCZ: Lights work on Minecraft 26.x?

Not yet. The newest version it supports is Minecraft 1.21.

Is TaCZ: Lights free?

Yes. TaCZ: Lights is free to download from Modrinth.

Is TaCZ: Lights client-side or server-side?

Both. The server and every player need TaCZ: Lights installed.

Is TaCZ: Lights still updated?

Yes. The last update came out in the past day.

What are the best alternatives to TaCZ: Lights?

The closest ones are Particle Effects, Undergarden Delight and Armor Hud. Compare all alternatives

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