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Traffic Engine project artwork

CurseForge · Minecraft mod

Traffic Engine

Build modern cities with customizable roads and markings, programmable traffic lights, custom signs, LED displays and realistic street equipment.

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which Traffic Engine release matches Fabric?

Updated today
Best match for your filters trafficengine-fabric-2.3.2+1.21.1.jar
Game version 1.21.1
Loader Fabric

Traffic Engine trafficengine-fabric-2.3.2+1.21.1.jar targets 1.21.1 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. All 1 required mods have matching files.

Where it goes

Is Traffic Engine required on the client, server, or both?

The project page does not say whether this file belongs on the client, dedicated server, or both.

Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Fabric
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

The source does not explicitly classify this release as client-only or server-only.

What else does Traffic Engine trafficengine-fabric-2.3.2+1.21.1.jar need?

trafficengine-fabric-2.3.2+1.21.1.jar on Fabric. Every mod below is checked against that same setup.

All 1 required mods have matching files

Install Fabric API first. We found matching files for this game-version and loader setup.

Fabric API Needed by Traffic Engine trafficengine-fabric-2.3.2+1.21.1.jar
required
Matching file found Matched file: [1.21.1] Fabric API 0.116.18+1.21.1

We only count dependency files that match this setup. A file for another loader does not fill the gap.

Before you install it

Add Traffic Engine without breaking your instance.

Built for Traffic Engine trafficengine-fabric-2.3.2+1.21.1.jar on Fabric. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use trafficengine-fabric-2.3.2+1.21.1.jar. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.

  2. 02

    Bring the mods it needs

    Install Fabric API first. We found matching files for this game-version and loader setup.

  3. 03

    Put it on the correct side

    The project page does not say whether this file belongs on the client, dedicated server, or both.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside trafficengine-fabric-2.3.2+1.21.1.jar. It opens that exact file at the source.

About this project

What does Traffic Engine add?

Traffic Engine brings customizable roads, working traffic lights, signs and modern street equipment to Minecraft.

Based on TrafficCraft, with expanded customization and new infrastructure.


🛣️ Roads & Markings

  • Road Building: Six asphalt types, matching slopes, sidewalks, curbs and speed bumps.
  • Road Painting: Create lane lines, arrows, crossings, smooth curves, roundabouts and connected markings across multiple blocks.
  • Area Painting: Paint rectangular, triangular or custom quadrilateral areas with solid colors or hatching.
  • Custom Patterns: Draw your own markings, import PNG images and save favorites.

🚦 Traffic Lights & Control

  • Modern Traffic Lights: Circular lenses, realistic housings, vertical and horizontal layouts, adjustable lamps, symbols and countdowns.
  • Double-Sided Lights: Independent settings and controller connections for each face.
  • Custom Lamp Symbols: Use arrows, pedestrian and bicycle symbols, or individual custom drawings.
  • Traffic Controllers: Build synchronized intersections with configurable timing and coordinated crossing signals.
  • Warning Lights: Custom colors, single or dual lamps, adjustable layouts, flashing sequences and Redstone control.

🪧 Signs & Displays

  • Traffic Signs: Flexible mounting, angled placement and double-sided designs.
  • Road & Highway Signs: Multiple sizes with editable text, arrows, colors and layouts.
  • Curve Direction Signs: Single or multiple arrows, selectable colors, diagonal placement and connecting wide panels.
  • Custom Sign Workbench: Design and save your own traffic signs.
  • Electronic Displays: Multicolor LED screens, scrolling information displays and configurable speed limits.

🚧 Roadside Equipment

  • Poles & Lighting: Standard and curved traffic poles, flexible equipment mounting and customizable colored street lamps.
  • Railings, Gates & Safety Barriers: Connecting pedestrian railings, sloped sections, matching gates and reflective wire mesh barriers.
  • Bollards & Access Control: Retractable hydraulic bollards, parking barriers and foldable barriers with supported wrench or Redstone controls.
  • Street Details: Guardrails, bicycle lane separators, illuminated traffic island bollards and pedestrian request buttons.

🎨 Tools & Optimization

  • Modern Interfaces: Clean menus, intuitive controls and live previews.
  • Drawing Tools: Pixel editors with adjustable pencil and eraser sizes, plus PNG import in supported editors.
  • Survival Ready: Craft road materials and traffic equipment in Survival mode.
  • Performance-Focused: Cached models, bounded caches and event-driven updates help reduce repeated work.

🔄 TrafficCraft Migration

Automatically converts supported TrafficCraft roads, signs, custom patterns, traffic lights and their settings.


💬 Feedback & Bug Reports

🌆 Join Our Discord — CityWorks Community!

Join CityWorks Community, the shared community hub for Traffic Engine, CraftDistrict and Sign Builder!

Connect with fellow Minecraft city builders, showcase your creations, get support, report bugs, suggest new features, and stay updated on the latest mod releases and development news.

Whether you're designing custom signs, decorating detailed interiors or building realistic roads, there's a place for you in our community!


Credits

  • Traffic Engine development and maintenance: Destan.
  • Original project: TrafficCraft by MrJulsen, whose work forms the basis of Traffic Engine.

Project description from CurseForge.

Pick your setup

Traffic Engine by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

4 available setups

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

Traffic Engine versions and loaders

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Looking for an older file? The official CurseForge project page is in Resources.