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Mechanicals LibMinecraft mod for 1.21.1

Common library for mods.

newest supported release 1.21.1Library Api
Latest version
Mechanicals Lib 1.1.6 for mc1.21.1
Minecraft
1.21.1
Loader
NeoForge
Licence
not stated
Downloads
3.4M
Updated
4 mo ago
Available on
CurseForge

Minecraft versions

Every version Mechanicals Lib declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge21+declared8 Aug 2024

Download

From Mechanicals Lib’s own host. Nothing is re-hosted here.

Most recently published release

Mechanicals Lib 1.1.6 for mc1.21.1release12 Jul 2026

mechanicals-1.21.1-1.1.6.jar · 1.9 MB · for 1.21.1 · NeoForge

Download this release
65818a9a9049…
Older versions19
  • Mechanicals Lib 1.1.5 for mc1.21.112 Jul 20261.21.11.9 MB143 downloadsf412f764a5a3…Get
  • Mechanicals Lib 1.1.4 for mc1.21.121 Jun 20261.21.11.9 MB2.2k downloads51fb95f943db…Get
  • Mechanicals Lib 1.1.3 for mc1.21.121 Jun 20261.21.11.2 MB8091357e71da…Get
  • Mechanicals Lib 1.1.2 for mc1.21.114 Jun 20261.21.10.5 MB2.2k downloads3e29246208b9…Get
  • Mechanicals Lib 1.1.1 for mc1.21.114 Jun 20261.21.10.5 MB9aa5c66cc55d…Get
  • Mechanicals Lib 1.1.0 for mc1.21.115 Nov 20251.21.10.5 MB1.3k downloads9fcb171d9191…Get
  • Mechanicals Lib 1.0.12 for mc1.21.122 Jun 20251.21.10.5 MB967 downloadsae10957216d3…Get
  • Mechanicals Lib 1.0.11 for mc1.21.120 Jun 20251.21.10.5 MB1.1k downloadsd90cafc2e248…Get
  • Mechanicals Lib 1.0.10 for mc1.21.113 Jun 20251.21.10.5 MB1.1k downloads4ec7cb20b587…Get
  • Mechanicals Lib 1.0.9 for mc1.21.125 May 20251.21.10.4 MB1.4k downloads9cfcd7541c9c…Get
  • Mechanicals Lib 1.0.8 for mc1.21.125 May 20251.21.10.4 MB98bc9513afa9…Get
  • Mechanicals Lib 1.0.7 for mc1.21.118 May 20251.21.10.4 MB1.6k downloadsdf07d7953731…Get
  • Mechanicals Lib 1.0.6 for mc1.21.118 May 20251.21.10.4 MB377 downloads9f60d6686fff…Get
  • Mechanicals Lib 1.0.5 for mc1.21.18 May 20251.21.10.3 MB7.8k downloads8d4ec1b7e98c…Get
  • Mechanicals Lib 1.0.4 for mc1.21.16 May 20251.21.10.3 MB2.6k downloads4f8896b8d515…Get
  • Mechanicals Lib 1.0.3 for mc1.21.16 May 20251.21.10.3 MB22 downloadsc1bc280c3d51…Get
  • Mechanicals Lib 1.0.2 for mc1.21.16 May 20251.21.10.3 MB12 downloadsaaa54ff3b95d…Get
  • Mechanicals Lib 1.0.1 for mc1.21.11 May 20251.21.10.2 MB37 downloadsa70faab69779…Get
  • mechanicals-1.21.1-1.0.0.jar27 Apr 20251.21.10.2 MB18 downloads4e9f7e919fbc…Get

Frequently asked

Does Mechanicals Lib work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Mechanicals Lib declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Which platform or loader does Mechanicals Lib support?

NeoForge. A build for one platform or loader will not necessarily load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for Mechanicals Lib?

Among the supported Minecraft releases above, the highest recorded requirement is Java 21 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

How do I install Mechanicals Lib?

Install the matching loader first, then put the downloaded file in your mods folder and start the game. The loader, the mod and Minecraft all have to be on the same version, which is the usual reason a mod does not appear in game.

Where do I download Mechanicals Lib safely?

Start with the author's page on CurseForge, which is where the data here is synced from. MCReference does not host or repackage files. When available, recorded download links go to the source for that release; verify the publisher, filename and any available checksum before running it.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Details from CurseForge, where the author last updated it on 12 Jul 2026. We do not host files or republish descriptions. Available download links point to the author’s own release.

Is this information wrong or missing something? .