Are you tired of experiencing lag and poor graphics while playing Minecraft? OptiFine is the solution!! This mod optimizes the game’s performance, allowing for fast gameplay and stunning graphics.
Features:
Improved FPS (frames per second): Higher FPS is the result of the OptiFine mod optimization of the game.
Graphical options: With the OptiFine mod, players can change the game’s graphics options, like the render distance, clouds, and fog.
Support for Shaders: The mod also allows the use of shaders, which change the lighting and shadows.

Full Features list
- FPS boost
– doubling the FPS is common
– decreases lag spikes and smooths gameplay - Support for HD Textures
– HD textures and HD fonts (MCPatcher not needed)
– custom terrain and item textures
– animated terrain and item textures
– custom HD Font character widths
– custom colors
– custom block color palettes
– custom lighting
– unlimited texture size - Support for Shaders
– based on the Shaders Mod by Karyonix - Dynamic Lights
– allows handheld and dropped light emitting items to illuminate the objects around them
– similar, but not related to the Dynamic Lights - Variable Render Distance
– from Tiny to Extreme (2 x Far) in 16m steps
– The sun, moon, and stars are visible in Tiny and Short distance - Configurable Smooth Lighting
– from 1% – smooth lighting without shadows
– to 100% – smooth lighting with full shadows - Performance: VSync
Synchronizes framerate with monitor refresh rate to remove split frames and smooth gameplay - Smart Advanced OpenGL
– more efficient, less artifacts
– Fast – faster, some artifacts still visible
– Fancy – slower, avoids visual artifacts - Fog control
– Fog: Fancy, Fast, OFF
– Fog start: Near, Far - Mipmaps
– Visual effect which makes distant objects look better by smoothing the texture details
– Mipmap level – OFF, 1, 2, 3, Max
– Mipmap type – Nearest, Linear - Anisotropic Filtering
– Restores details in mipmapped textures
– AF level – OFF, 2, 4, 8, 16 (depends on hardware support) - Antialiasing
– Smooths jagged lines and sharp color transitions
– AA level – OFF, 2, 4, 6, 8, 12, 16 (depends on hardware support) - Better Grass
Fixes grass blocks side texture to match surrounding grass terrain - Better Snow
Fixes transparent blocks textures to match surrounding snow terrain - Clear Water
Clear, transparent water with good visibility underwater - Random Mobs
Use random mob textures if available in the texture pack - Connected Textures
Connects textures for glass, glass panes, sandstone and bookshelf blocks which are next to each other. - Natural Textures
Removes the gridlike pattern created by repeating blocks of the same type.
Uses rotated and flipped variants of the base block texture. - FPS control
– Smooth FPS – stabilizes FPS by flushing the graphics driver buffers
– Smooth Input – fixes stuck keys, slow input and sound lag by setting correct thread priorities - Chunk Loading Control
– Load Far – loads the world chunks at distance Far, allows fast render distance switching
– Preloaded Chunks – defines an area in which no new chunks will be loaded
– Chunk Updates per Frame – allows for faster world loading
– Dynamic Updates – loads more chunks per frame when the player is standing still - Configurable Details
– Clouds – Default, Fast, Fancy
– Cloud Height – from 0% to 100%
– Trees – Default, Fast, Fancy
– Grass – Default, Fast, Fancy
– Water – Default, Fast, Fancy
– Rain and Snow – Default, Fast, Fancy
– Sky – ON, OFF
– Stars – ON, OFF
– Sun & Moon – ON, OFF
– Depth Fog – ON, OFF
– Weather – ON, OFF
– Swamp Colors – ON, OFF
– Smooth Biomes – ON, OFF
– Custom Fonts – ON, OFF
– Custom Colors – ON, OFF
– Show Capes – ON, OFF (supports HD capes) - Configurable animations
– Water Animated – OFF, Dynamic, ON
– Lava Animated – OFF, Dynamic, ON
– Fire Animated – OFF, ON
– Portal Animated – OFF, ON
– Redstone Animated – OFF, ON
– Explosion Animated – OFF, ON
– Flame Animated – OFF, ON
– Smoke Animated – OFF, ON
– Void Particles – OFF, ON
– Water Particles – OFF, ON
– Rain Splash – OFF, ON
– Portal Particles – OFF, ON
– Dripping Water/Lava – OFF, ON
– Terrain Animated – OFF, ON
– Items Animated – OFF, ON - Fast Texturepack Switching
Switch the current Texturepack without leaving the world - Fullscreen Resolution
Configurable fullscreen resolution - Debug
– Fast Debug Info – removes lagometer from debug screen
– Debug Profiler – removes profiler from debug screen - Time Control
Default, Day Only or Night Only – works in only in Creative mode - Autosave
– Configurable Autosave interval
– A fix for the famous Lag Spike of Death
How to install:
Requires Forge
How to install Minecraft Mods.