r/Unity2D • • 21h ago

Free Asset/Tool I built Rigby2D, a free and open-source alternative to Spine 2D

3 Upvotes

Hey everyone,

I'm a technical artist working in the games industry, and I'd like to share a project I've been developing.

Rigby2D is an open-source 2D skeletal animation editor designed as a free alternative to tools like Spine 2D.

The objective was to build a complete animation workflow with its own editor and runtime while maintaining interoperability with existing skeletal animation formats.

Current capabilities

  • Skeletal rigging and weighted mesh deformation
  • IK, transform, path, physics and slider constraints
  • Animation dopesheet and graph editor
  • Skins, events, image sequences and mesh deformation keys
  • PSD and PNG import
  • Skeleton JSON, binary .skel and texture atlas interoperability
  • Self-contained .rigby project files
  • JavaScript animation runtime and WebGL renderer

The editor is built with Tauri 2 and includes Rigbytron, a rigged and animated mascot used to demonstrate the tool's capabilities.

The source code is dual-licensed under MIT and Apache 2.0.

Current status: v0.1.0 - Early Alpha

Repository: https://github.com/jaisurya-dev-art/rigby2d

Windows downloads: https://github.com/jaisurya-dev-art/rigby2d/releases/tag/v0.1.0

I'd appreciate technical feedback, particularly on the rigging workflow, animation tooling, file interoperability and potential production use cases.

Contributions are welcome!


r/Unity2D • • 4h ago

Showcase I’m developing a 2D MMORPG in Unity as a solo developer — here’s what I’ve learned

0 Upvotes

Hey everyone!

I’m a solo developer working on a 2D MMORPG called MurderCartel, built using Unity.

The project has grown quite a bit, with multiple open-world regions, multiplayer dungeons, gathering, crafting, player-owned islands, guilds, PvP and world events.

One of the biggest challenges has been handling real-time multiplayer while keeping everything synchronized between players.

I’ve been working with Unity’s 2D systems and improving everything from combat mechanics to multiplayer movement and performance.

It’s been a huge learning experience, especially managing a project of this size as a solo developer.

I’m curious: has anyone else here attempted a multiplayer RPG in Unity 2D? What were your biggest technical challenges?


r/Unity2D • • 14h ago

Showcase Made a sprite slice shader for my game

6 Upvotes

r/Unity2D • • 23h ago

Showcase I helped a redditer juicing up his game

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2 Upvotes

u/rk00717 posted a trailer of his game a few weeks ago. We've got in touch and I ended up helping him juicing his game. On the left, his original version. On the right, the version I ended up with.

How do you like it ?

Now that few days passed, I feel like I have some more ideas to make it pop even more. But at the same time, I know I have a tendancy to over juice, so I'm trying to keep myself contained 😅

If you are interested in going deeper in details, I made a ~5min video where I explain each changes and my reasoning behind it.

Thanks for reading.