Ancient Obsidian

This mod adds obsidian to minecraft version rd-132211 to rd-132328 which is why i called it Ancient due to those versions being made in 2009!

93 Downloads

java-agent

Rent Server with this Mod

Screenshots

About this Mod

This mod makes a attempt to add obsidian to ancient minecraft version RD-132211 to RD-132328 with it being you need NO mod loaders since you have to inject the .jar file manually into minecraft heres a video: https://www.youtube.com/watch?v=9DuYXK3mp60 Just instead of click replace minecraft click Add to minecraft.jar and then ignore the rest!

Available Versions

1.0.0alpha

MC rd-132211, rd-132328java-agent

January 5, 2026

How to Install Ancient Obsidian on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set java-agent Loader

In the panel under "Egg", select the java-agent loader and matching Minecraft version (rd-132328).

Install Mod

Open the mod browser in the dashboard and search for "Ancient Obsidian". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

java-agent

Minecraft Versions

rd-132328, rd-132211

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Ancient Obsidian server crashes on startup – what to do?

Most common cause: wrong java-agent version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (rd-132328). You can switch loaders with one click in the panel.

Is Ancient Obsidian compatible with java-agent?

Ancient Obsidian officially supports java-agent for Minecraft rd-132328, rd-132211. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Ancient Obsidian – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Ancient Obsidian consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.