
Modrinth · Minecraft mod
Tesseract API
Another library mod for mod developers
Quick answer
Which Tesseract API release should I use?
Tesseract API 1.12.20-1.21.1 targets 1.21.1 with NeoForge. Installation on the client is optional. Installation on the dedicated server is optional. No extra mods listed for this file.
Where it goes
Is Tesseract API required on the client, server, or both?
Installation on the client is optional. Installation on the dedicated server is optional.
The source marks this as usable on both the client and server.
What else does Tesseract API 1.12.20-1.21.1 need?
1.12.20-1.21.1. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
9 extra mods were pulled in by other dependencies. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Tesseract API without breaking your instance.
Built for Tesseract API 1.12.20-1.21.1. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.12.20-1.21.1. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
Installation on the client is optional. Installation on the dedicated server is optional.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.12.20-1.21.1. It opens that exact file at the source.
About this project
What does Tesseract API add?
Tesseract API
Tesseract is another library mod for mod developers to simplify their development process.
Main Features
- Hook framework and API for making addons for Modern Industrialization
- Block, Item, and Fluid registering helpers
- Some extra events
Documentation
For any information regarding how to use Tesseract, see the documentation here. If you have any questions regarding Tesseract, feel free to ask in the #coding-stuff channel on my discord.
Project description from Modrinth.
Pick your setup
Tesseract API by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
1 loader build1.21.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Tesseract API versions and loaders
1.12.20-1.21.1
tesseract-api-neoforge-1.12.20-1.21.1.jar
2 Nov 2026
1.12.19-1.21.1
tesseract-api-neoforge-1.12.19-1.21.1.jar
23 Oct 2026
1.13.6-26.1.2
tesseract-api-neoforge-1.13.6-26.1.2.jar
23 Oct 2026
1.12.18-1.21.1
tesseract-api-neoforge-1.12.18-1.21.1.jar
7 Oct 2026
1.12.17-1.21.1
tesseract-api-neoforge-1.12.17-1.21.1.jar
2 Oct 2026
1.13.5-alpha-26.1.2
tesseract-api-neoforge-1.13.5-alpha-26.1.2.jar
22 Aug 2026
1.12.16-1.21.1
tesseract-api-neoforge-1.12.16-1.21.1.jar
22 Aug 2026
1.12.15-1.21.1
tesseract-api-neoforge-1.12.15-1.21.1.jar
13 Aug 2026
1.12.14-1.21.1
tesseract-api-neoforge-1.12.14-1.21.1.jar
12 Aug 2026
1.13.4-alpha-26.1.2
tesseract-api-neoforge-1.13.4-alpha-26.1.2.jar
29 Jul 2026
1.12.13-1.21.1
tesseract-api-neoforge-1.12.13-1.21.1.jar
22 Jul 2026
1.12.12-1.21.1
tesseract-api-neoforge-1.12.12-1.21.1.jar
21 Jul 2026
Looking for an older file? The official Modrinth project page is in Resources.