MOD FAMILY

Oculus / Iris

Iris-derived shader loading for Forge and an unofficial continuation, with upstream Iris for modern loaders.

ShadersRendering

Also known as Oculus Unofficial

Version overview

An available build does not imply feature parity.

Oculus / Iris version support
Project	1.20.1 · Forge	1.21.1 · NeoForge	1.7.10 · Forge	1.12.2 · Forge
Oculus Unofficial	Released Unknown maintenance	Unknown Unknown maintenance	Unknown Unknown maintenance	Unknown Unknown maintenance
Oculus	Released Unknown maintenance	Unknown Unknown maintenance	Unknown Unknown maintenance	Unknown Unknown maintenance
Iris Shaders	Unknown Unknown maintenance	Released Unknown maintenance	Unknown Unknown maintenance	Unknown Unknown maintenance

Projects in this family

3 distinct projects

PROJECT

Oculus Unofficial

Continuation of the end-of-life Forge Oculus branch to support third-party shaders and renderer integrations.

CurseForge ↗

Support & releases

1.20.1 · ForgeReleased

Maintenance: Unknown · Checked 2026-10-22

A downloadable build is listed for this Minecraft version/loader. Exact mod-release version not stored; feature parity and branch maintenance unverified.

Source: oculus-unofficial-official

1.21.1 · NeoForgeUnknown

Maintenance: Unknown

1.7.10 · ForgeUnknown

Maintenance: Unknown

1.12.2 · ForgeUnknown

Maintenance: Unknown

Related projects

Fork Oculus All versions

Maintainer identifies this as an unofficial Oculus fork; send fork-specific issues to its own maintainer.

Source: oculus-unofficial-fork-oculus

PROJECT

Oculus

Unofficial Fork of "Iris", made to work with FML

Modrinth ↗

Support & releases

1.20.1 · ForgeReleased

Maintenance: Unknown · Checked 2026-10-23

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: oculus-1-20-1-forge Source: oculus-1-20-1-forge-20261023

1.21.1 · NeoForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

1.7.10 · ForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

1.12.2 · ForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

Related projects

Fork Iris Shaders All versions

Oculus identifies itself as an unofficial Iris port for Forge.

Source: oculus-fork-iris

Required dependency Embeddium 1.20.1 · Forge

The checked downloadable build explicitly declares this required dependency/integration for this target.

Source: oculus-required_dependency-embeddium-1-20-1

PROJECT

Iris Shaders

A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs

Modrinth ↗CurseForge ↗

Support & releases

1.20.1 · ForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

1.21.1 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-23

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-1-21-1-neoforge Source: iris-1-21-1-neoforge-20261023

1.7.10 · ForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

1.12.2 · ForgeUnknown

Maintenance: Unknown · Checked 2026-10-22

No matching release verified in this platform listing. Other distribution channels were not ruled out; availability remains unknown.

26.1 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-22

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-26-1-neoforge

26.1.1 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-22

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-26-1-1-neoforge

26.1.2 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-22

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-26-1-2-neoforge

26.2 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-22

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-26-2-neoforge

26.3 · NeoForgeReleased

Maintenance: Unknown · Checked 2026-10-22

Availability verified from exact version/loader release metadata. Maintenance and cross-branch feature parity remain unverified.

Source: iris-26-3-neoforge

PLAN YOUR MODPACK

Confirmed incompatibilities

No confirmed incompatibilities recorded. This does not establish compatibility with every mod.

RESEARCH EVIDENCE

Sources & verification

Project purpose and published support

Continuation of the end-of-life Forge Oculus branch to support third-party shaders and renderer integrations. Official listing checked for explicit Minecraft version and loader labels.

https://www.curseforge.com/minecraft/mc-mods/oculus-unofficial ↗Checked 2026-10-22

Project identity and purpose

Unofficial Fork of "Iris", made to work with FML

https://modrinth.com/mod/oculus ↗Checked 2026-10-22

Downloadable 1.20.1 FORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/GchcoXML/version?game_versions=%5B%221.20.1%22%5D&loaders=%5B%22forge%22%5D ↗Checked 2026-10-22

Project identity and purpose

A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs

https://modrinth.com/mod/iris ↗Checked 2026-10-22

Downloadable 1.21.1 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%221.21.1%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

Downloadable 26.1 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%2226.1%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

Downloadable 26.1.1 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%2226.1.1%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

Downloadable 26.1.2 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%2226.1.2%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

Downloadable 26.2 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%2226.2%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

Downloadable 26.3 NEOFORGE build verified

The official project release index contains files explicitly tagged for this Minecraft version and loader. Exact mod-release versions are intentionally not stored.

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%2226.3%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-22

oculus-unofficial fork oculus

Maintainer identifies this as an unofficial Oculus fork; send fork-specific issues to its own maintainer.

https://www.curseforge.com/minecraft/mc-mods/oculus-unofficial ↗Checked 2026-10-22

oculus fork iris

Oculus identifies itself as an unofficial Iris port for Forge.

https://modrinth.com/mod/oculus ↗Checked 2026-10-22

oculus required dependency embeddium

The checked downloadable build explicitly declares this required dependency/integration for this target.

https://api.modrinth.com/v2/version/iQ1SwGc3 ↗Checked 2026-10-22

Uncertain — needs review

Research limits

Platform links and dated sources are recorded. Missing platform listings, unverified dependencies, maintenance, parity, and future 27.x support are not assertions of absence. Exact mod-release versions are intentionally omitted.

https://modrinth.com/ ↗Checked 2026-10-22

Downloadable 1.20.1 FORGE build verified

The project release index contains downloadable files explicitly tagged with this exact Minecraft version and loader. This verifies availability only; maintenance, feature parity and compatibility are not established.

https://api.modrinth.com/v2/project/GchcoXML/version?game_versions=%5B%221.20.1%22%5D&loaders=%5B%22forge%22%5D ↗Checked 2026-10-23

Downloadable 1.21.1 NEOFORGE build verified

https://api.modrinth.com/v2/project/YL57xq9U/version?game_versions=%5B%221.21.1%22%5D&loaders=%5B%22neoforge%22%5D ↗Checked 2026-10-23