jmonkeyengine/jmonkeyengine

A complete 3-D game development suite written in Java.

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Summary Information

Updated 41 minutes ago
Added to GitGenius on September 16th, 2026
Created on March 20th, 2014
Open Issues & Pull Requests: 245 (+0)
GitHub issues: Enabled
Number of forks: 1,176
Total Stargazers: 4,309 (+0)
Total Subscribers: 193 (+0)

Repository Insights (GitGenius)

Median issue/PR response: 5.7 hours
Mean response time: 80.0 days
90th percentile: 243.1 days
Tracked items: 264

Most active contributors

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How this project is maintained

About 6% of issues opened in the past year have never received a reply. 45% of open issues come from outside the core team, a mix of external reports and the maintainers' own roadmap. 74% of issues opened in the past year have been closed, leaving a working backlog. Three people close 88% of everything that gets resolved.

Charts & Analytics

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Issue Activity (beta)

Open issues: 55
New in 7 days: 2
Closed in 7 days: 10
Avg open age: 694 days
Stale 30+ days: 51
Stale 90+ days: 45

Recent activity

Opened in 7 days: 2
Closed in 7 days: 10
Comments in 7 days: 0
Events in 7 days: 0

Top labels

  • defect (61)
  • bug (44)
  • enhancement (27)
  • Needs investigation (20)
  • Android (17)
  • Documentation (11)
  • Contribution welcome (9)
  • Feature Request / Proposal (9)

Detailed Description

jMonkeyEngine is a complete 3-D game development suite written in Java.

The engine addresses the need for a full-featured game development platform in Java by providing integrated tools for rendering, physics simulation, audio, and asset management. It works by offering a scene graph architecture where developers build 3-D worlds through nodes and spatial objects, with support for materials, lighting, and shader-based rendering. The engine handles cross-platform deployment, allowing games written once to run on desktop, mobile, and web platforms.

Developers should choose jMonkeyEngine if they prefer working in Java and want a self-contained solution rather than integrating multiple libraries. It suits projects ranging from educational games to commercial titles where Java's ecosystem and tooling are advantages. The project is particularly well-suited for teams already invested in Java development who need physics, animation, and networking capabilities without external dependencies.

The project maintains active development with regular commits across core rendering, physics integration, and platform support. Contributors engage consistently with issue discussions and pull request reviews, indicating sustained community involvement. The codebase receives ongoing refinement in both engine systems and documentation, with attention to maintaining compatibility across supported platforms.