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Cubion Alpha Bug Hunt Is Live — Join the Test and Win Rewards

The Cubion Alpha Bug Hunt is officially live.

We've opened early testing for the Cubion launcher, and we're inviting the community to help us shape the experience before broader release. If you enjoy exploring new tools, stress-testing features, and catching issues before everyone else — this is your moment to jump in.

Your feedback will directly help us improve Cubion's stability, usability, and overall polish.

Why we're doing this

Cubion is being built for players who want a fast, clean, and reliable Minecraft launcher experience. During alpha, real user feedback is one of the most valuable things we can get.

The Bug Hunt helps us find critical issues faster, improve day-one quality, and reward the people who help us make Cubion better.

Rewards

We're awarding prizes to the most valuable testers and bug hunters:

🥇

Discord Nitro (1 year)

Top prize

🥈

$50 Amazon Gift Card

Second place

🥉

3× $25 Amazon Gift Cards

Third place

🎖

Founding Tester role

For everyone who participates

Contest deadline: April 10

How to join

  1. 1

    Download Cubion

    Get the launcher for Windows or macOS.

  2. 2

    Install and explore

    Install the launcher and explore its features.

  3. 3

    Test thoroughly

    Test modpacks, launcher flows, settings, and general behavior.

  4. 4

    Report bugs in Discord

    Share your findings in our Discord.

  5. 5

    Earn points and climb

    Climb the leaderboard and compete for rewards.

How scoring works

We rank bug reports by impact and quality.

PriorityTypePoints
P0Crash / severe failure10–20 pts
P1Blocker / major issue5–10 pts
P2Minor issue / smaller bug1–3 pts

Bonus points may be awarded for:

  • clear reproduction steps
  • screenshots or video
  • logs or technical details
  • especially well-written reports

What makes a great bug report

The best reports are specific and easy to reproduce.

When reporting an issue, try to include:

  • what you were doing
  • what happened
  • what you expected instead
  • how to reproduce the problem
  • screenshots, video, or logs if available

The more actionable your report is, the faster we can verify and fix it.

A quick note from the Cubion team

This alpha is an early step, and your participation genuinely matters.

Every report helps us move faster, fix smarter, and build a launcher the community can trust. Whether you find one small UI issue or a major blocker, your contribution counts.

Thank you for helping us test Cubion early.

Where the Bug Hunt happens

All reports, updates, rankings, and contest activity are handled in our Discord.

Download only from cubion.io — see our Safe Install guide for verification steps.

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First wave. Shape Cubion. Win rewards.

Report bugs. Earn rewards.

Founding Tester Nitro $50+ Amazon
Join the Hunt