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Compresso

Compress your screenshots into smaller PNG, WebP, JPEG & AVIF files

FabricNeoForge
Loaders
FabricNeoForge
Downloads on Modrinth
780
Followers on Modrinth
3
versions
33
Updated
October 25, 2026Oct 25
Published
in 2026
Configuration screen · swipe

At a glance

Runs on Fabric and NeoForge
For Minecraft 1.21.1, 1.21.10–26.3
Client only — no need to install it on the server
Latest version — 1.1.0+1.21.11-fabric from October 25, 2026
Requires Fabric API and YetAnotherConfigLib (YACL)
License GPL-3.0-or-later — free
Where it's needed
In gamerequiredOn servernot needed

Install in the game only; not needed on the server

Game versions1.21.1, 1.21.10–26.3

Compresso adds a configurable optimization step to Minecraft's screenshot saving. Every screenshot you take is encoded into a smaller file in the format that you choose, with control over quality, compression effort, and resolution.

Configuration screen

Supported formats

  • PNG: lossless
  • JPEG: lossy
  • WebP: lossless/lossy
  • AVIF: lossless/lossy

For users who want maximum compression or to use the AVIF format, this mod can call command-line encoders if it detects that you have them installed on your system. This includes avifenc, cwebp, oxipng, and cjpeg.

FAQ

How to install Compresso?

Install Fabric for your Minecraft version, download Compresso for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Compresso support?

Compresso has builds for Minecraft 1.21.1, 1.21.10–26.3.

Is Compresso needed on the server?

Client only — no need to install it on the server

License and source
GNU General Public License v3.0 or laterfree to use and share; changes to the mod itself must be published under the same license
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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