jjgame4 - itch.io

🎮 Level up your indie game dev with jjgame4! Your ultimate source for premium 2D game assets, pixel art spritesheets, game templates, and UI kits.

🚀 Build games faster with our ready-to-use HTML5 game engines and JavaScript source code. From idle clicker frameworks and Vampire Survivors horde engines to Match-3 puzzles and Endless Runner templates, deploy your next hit in record time.

🎨 Stunning Visuals & Audio: Browse massive 32x32 tilesets for RPGs and platformers, immersive themed UI kits (Cyberpunk, Steampunk, Medieval, Dark Fantasy), and high-quality SFX audio packs to bring your worlds to life.

⚙️ Procedural & Physics Tools: Implement Verlet rope physics, flocking AI, and procedural terrain generation effortlessly.

🌐 Play in Browser: Most templates are HTML5 playable demos—test before you buy! Perfect for game jams, prototyping, and commercial indie games. All assets are game-ready and customizable.

🔍 We cover: 2D Assets, Pixel Art, Game Dev, Indie Dev, Sprites, HTML5, JavaScript, UI/UX, SFX, Godot, Unity, Construct.

A Very Naughty Girl

AetherAI – OpenRouter LLM Integration for Unity

$49.99

Phantom SFX Pro - Retro 8-bit / Chiptune Sound FX Generator

SFX Pack: Toxic Fault

$2

Earth & Seismic Rumble SFX: Geo Frequency

$2

Alien & Space Horror SFX: Martian Specter

$2

SFX Pack: Organic Labyrinth

$2

Ethereal & Space Wind SFX: Lunar Vapor

$2

SFX Pack: Shadow Resonance

$2

SFX Pack: Organic Trail

$2

Ice Crack & Freeze SFX: Glacial Ice

$2

Jungle & Swamp Ambient SFX: Chaotic Oasis

$2

Meteor Impact & Explosion SFX: Cosmic Crater

$2

Eerie & Horror Ice SFX: Dissonant Ice

$2

Cyberpunk Ambient Drone SFX: Futuristic Fog

$2

Sci-Fi Warp & Portal SFX: Lunar Wave

$2

Energy Field & Force SFX: Magnetic Galaxy

$2

SFX Pack: Violent Signal

$2

SFX Pack: Toxic Ash

$2

SFX Pack: Shadow Artifact

$2

Space Rupture & Rift SFX: Cosmic Fault

$2

SFX Pack: Serene Specter

$2

Witchcraft & Dark Rune SFX: Occult Trail

$2

Mecha & Shield Power SFX: Magnetic Fortress

$2

Holy Smite & Divine Thunder SFX: Celestial Lightning

$2

Retro Synth & 8-bit SFX: Analog Peak

$2

SFX Pack: Phantom Altar

$2

Thunder Strike & Zap SFX: Electric Crater

$2

Energy Shield & Heal SFX: Electric Oasis

$2

Holy Aura & Magic Gleam SFX: Light Specter

$2

Earth Healing & Nature SFX: Geo Oasis

$2

Sci-Fi UI & HUD Beep SFX: Binaural Fortress

$2

SFX Pack: Void Fog

$2

Asteroid & Space Rock SFX: Geo Nebula

$2

Gear & Machine Loop SFX: Metallic Dynamo

$2

Musical Error & Fail SFX: Melodic Fault

$2

Robotic & Cyberpunk UI SFX: Cybernetic Artifact

$2

Angelic & Dust Disappear SFX: Celestial Ash

$2

Sonar & Radar Ping SFX: Magnetic Beacon

$2

Glass Shatter & Chime SFX: Crystal Ice

$2

SFX Pack: Occult Trail

$2

Digital Ambient & Tron SFX: Synthetic Cave

$2

Steampunk & Metal Hit SFX: Chrome Relic

$2

Ultimate 2D Biomes: Professional 32x32 Pixel Art Tileset Bundle

Neon Grid – Cyberpunk Hacking UI

Clockwork City – Steampunk Gear U

Wizard Tower – Arcane UI

Gladiator Arena – Colosseum UI

Ninja Village – Stealth UI

Time Bureau – Temporal UI

Dragon’s Lair – Fire & Hoard UI

Vampire Court – Gothic Blood UI

Mecha Hangar – Giant Robot UI

Candy Kingdom – Sweet UI

Haunted Mansion – Ghostly UI

Crystal Caverns – Gem Collector UI

Lava Forge – Volcanic Smithing UI

$11.99

Frosthold – Nordic Runes UI

Desert Nomad – Arabian Nights UI

Wild West – Duel at High Noon UI

Samurai Dojo – Bushido UI

Pirate’s Cove – Treasure Map UI

Star Command – Space Radar UI

Arcane Academy – Rune Magic UI

$6.99

Dwarven Forge – Smithing UI Kit

Elderwood – Elven Nature UI Kit

Royal Crest – Medieval Fantasy UI Kit

Neon Cursor FX Spritesheet – UI Feedback Pack (2D Game Assets PNG)

$1

Sci-Fi Magic UI & VFX Spritesheet – 2D Game Assets (HUD, Icons, Effects, PNG Sheet)

Knight Assets Pack – Pixel Art Spritesheet (RPG / Platformer / VFX / Tileset)

Fantasy RPG Pixel-Style HD Spritesheet – Tileset, Character Animations & VFX Pack

Ultimate Top-Down RPG Fantasy Pixel Art Asset Pack – Tiles, Characters, Enemies, Items & UI (Game Ready Spritesheet)

Ultimate 2D RPG Fantasy Game Asset Pack | Animated Character Spritesheet | UI, Effects & Enemies | Indie Game Ready

smoke fog sprite asset pack

$3

sparkle asset pack sprite

$3.99

water sprite asset pack

$3

tile ground sprite asset pack

Lightning bolt asset sprite 2D

$3.99

Electric_Arc sprites assets

$3.99

DarkFire_Burst sprite and spritesheet

$3.99

Aura_Glow gae asset

$3

Bottle Flip 3D – Addictive Casual Game Template | HTML5 JavaScript Source Code

$4.99

Flip the bottle, land it upright, beat your high score. Fully customizable one‑file game asset.

Mini Pool Pocket Master – 2D Billiards Game Template | HTML5 Canvas Source Code

Aim, shoot, and sink all the balls in this polished 8‑ball pool style casual game.

The Detective's Loom | Interactive Evidence Board & Logic UI Kit

$8.99

Grappling Hook Rope

$1.99

MATHS Functions CURVES Suite

Audio Waveform Visualizer

Procedural Tree Generator (L-System)

Swarm Intelligence (Flocking)

Procedural Terrain Heightmap

Gravity Well Particle Engine

$4.99

Tearable Cloth Physics Simulation

Scene Transition Wipes

Verlet Rope Physics | Drag & Constraint Solver

Vampire Survivors Horde Engine | Top-Down Gem Collector

Procedural 2D Water Fluid Shader

Loot Box Open Animation Pack

Parallax Background

Tilemap Spritesheet

Weapon Concept Art-- html css js

$1.99

2026 Trending Quiz: Are you up to date?

Puzzle

Play in browser

Color Switch Clone | Color-Matching Obstacle Game Template

Addictive color-matching game where you switch colors to match obstacles and survive

Dress Up Game | Drag & Drop Character Customization Template

Complete dress-up game engine with drag & drop clothing, multiple categories, and save/load outfits.

Tic Tac Toe AI | Unbeatable Minimax Algorithm Game

Complete tic tac toe with two-player mode and unbeatable AI opponent using minimax algorithm.

Puzzle Slider | 3x3 Sliding Puzzle Template with Move Counter

Classic 3x3 sliding puzzle with move tracking and shuffle functionality.

Snake Game | Classic Snake Template with Grid Movement

The classic snake game with grid movement, food spawning, and high score tracking.

2048 PUZZLE GAME

The viral 2048 number puzzle game with smooth tile merging, score tracking, and swipe controls.

Breakout Engine | Arkanoid-Style Brick Breaker Game Templat

Classic brick breaker game with paddle physics, ball collision, and progressive difficulty.

Flappy Bird Clone | Physics-Based Flying Game Template

Complete Flappy Bird-style game with gravity physics, pipe generation, and high score tracking.

Memory Card Game | Match Pairs Template with Timer & Moves Counter

Classic memory matching game with flip animations, move counter, timer, and victory detection.

Shooting Gallery Template | Target Shooter Game with Timer & Combos

Word Puzzle Generator | Anagram & Word Scramble Game Engine

Complete word puzzle engine with multiple categories, hint system, and scoring mechanics.

Match-3 Puzzle Engine | Candy Crush Style Game Template

Complete match-3 puzzle engine with drag/click swapping, match detection, gravity fill, and combo scoring.

Idle Clicker Framework | Incremental Game Engine with Prestige System

Infinite Runner Engine | Endless Runner Template with Score & Obstacles

Complete endless runner engine with procedural obstacles, high score saving, and mobile-ready touch controls.

HTML5 Dialogue & Quest System PRO – Branching Choices, Quest Log, Save/Load, Interactive UI

HTML5 Game Jam Starter Kit – Timer, Score, Scene Manager, Pause Menu

Moonwalk Dash – Endless Stickman Runner

A fast-paced endless runner featuring a smooth moonwalking stickman. Jump over obstacles and beat your high score.

Action

Play in browser

He’s Typing…

A short psychological horror chat experience. A stranger messages you. You should have ignored him.

Interactive Fiction

Play in browser

One-File Horror Game UI System (HTML / CSS / JS – No Assets Required)

Custom cursor creator template for streamers

Balloon Memory chalenge

Balloon memory game

Puzzle

Play in browser