# [JMRI/JMRI](https://github.com/JMRI/JMRI)

JMRI model railroad digital command & control software

307 stars · 367 forks · Java

Quick update: star history is from the full report of Oct 20, 2026.

Healthy

Actively maintained by 10 people, no known risks.

## Why

No warning signs: none of the [verdict rules](https://reporadar.ai/methodology) applied to this repo.

### What would change this

- Partly checked: maintenance (Commit counts are estimated: the commit sample stops before the window start, so GitHub's totals were scaled by the sampled bot share.; Authors in the last 90 days are counted from the sampled commits only.)
- A dormant maintenance status, a deprecated or archived package, a successor link, or a critical advisory would change this.

## Maintenance

Partial

Active

**Human commits, 30 days**
893

**Human commits, 90 days**
1.4k

**Human commits, 365 days**
4.4k

**Bot share of commits, 365 days**
0%

**Last commit**
Nov 11, 2026 (20 hours ago)

**Last human commit**
Nov 11, 2026 (20 hours ago)

**Authors, 90 days**
10

**Last release**
Nov 3, 2026 (8 days ago)

**Median PR merge time**
33 hours

Responsiveness: of 24 recent issues, 79% got a maintainer reply. Median first response: 15 hours.

- Commit counts are estimated: the commit sample stops before the window start, so GitHub's totals were scaled by the sampled bot share.
- Authors in the last 90 days are counted from the sampled commits only.

Sources: [Commits](https://github.com/JMRI/JMRI/commits), [Releases](https://github.com/JMRI/JMRI/releases), [Merged pull requests](https://github.com/JMRI/JMRI/pulls?q=is%3Apr+is%3Amerged), [Issues](https://github.com/JMRI/JMRI/issues?q=is%3Aissue)

## People

Complete

**Owner**
Organization

**Commits sampled**
100 since Nov 11, 2025

**Authors for half of commits**
2

**Authors for 80% of commits**
3

**Contributors**
138

### Top committers

- danielb987: 37% of commits
- bobjacobsen: 26% of commits
- KeithMerg: 23% of commits
- Eckart Meyer: 5% of commits
- Lionel: 3% of commits

- Shares come from the newest sampled commits, since the commit sample is capped.

Sources: [Commits](https://github.com/JMRI/JMRI/commits), [Contributors](https://github.com/JMRI/JMRI/graphs/contributors)

## Stars

Complete

Organic, confidence medium

Bars show stars gained each week. Red bars overlap a burst.

Anyone can buy stars for any repo; bursts alone don't prove the owner did.

- The star history looks organic.
- Star history from the full report of Oct 20, 2026; this update did not re-read it.

Sources: [How star history is analyzed](https://reporadar.ai/methodology#stars)

## Risk

Complete

### Flags

No risk flags.

### License

**Now**
GPL-2.0 (OSI-approved)

**A year ago**
GPL-2.0 (OSI-approved)

### Packages

No published packages found.

Sources: [GitHub: JMRI/JMRI](https://github.com/JMRI/JMRI)

## Compare

Weighing JMRI/JMRI against an alternative? See both side by side.

## Badge

![RepoRadar: Healthy](data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22112%22%20height%3D%2220%22%20role%3D%22img%22%20aria-label%3D%22reporadar%3A%20healthy%22%3E%3Ctitle%3Ereporadar%3A%20healthy%3C%2Ftitle%3E%3CclipPath%20id%3D%22r%22%3E%3Crect%20width%3D%22112%22%20height%3D%2220%22%20rx%3D%223%22%2F%3E%3C%2FclipPath%3E%3Cg%20clip-path%3D%22url(%23r)%22%3E%3Crect%20width%3D%2263%22%20height%3D%2220%22%20fill%3D%22%23555%22%2F%3E%3Crect%20x%3D%2263%22%20width%3D%2249%22%20height%3D%2220%22%20fill%3D%22%232e7d32%22%2F%3E%3C%2Fg%3E%3Cg%20fill%3D%22%23fff%22%20text-anchor%3D%22middle%22%20font-family%3D%22Verdana%2CGeneva%2CDejaVu%20Sans%2Csans-serif%22%20font-size%3D%2211%22%3E%3Ctext%20x%3D%2232%22%20y%3D%2214%22%3Ereporadar%3C%2Ftext%3E%3Ctext%20x%3D%2288%22%20y%3D%2214%22%3Ehealthy%3C%2Ftext%3E%3C%2Fg%3E%3C%2Fsvg%3E)

Add this to a README to show the current verdict:

```
[![RepoRadar](https://reporadar.ai/JMRI/JMRI/badge.svg)](https://reporadar.ai/JMRI/JMRI)
```

## Follow

Get told when this verdict changes. Add the feed to any feed reader: you get one entry per change, not one per refresh.

```
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[Open the feed](https://reporadar.ai/JMRI/JMRI/feed.xml)

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[See all](https://reporadar.ai/-/reports/healthy)

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## Earlier verdicts

- Nov 11, 2026: Healthy
- Nov 10, 2026: Healthy
- Nov 9, 2026: Healthy
- Nov 8, 2026: Healthy
- Nov 7, 2026: Healthy
- Nov 6, 2026: Healthy
- Nov 5, 2026: Healthy
- Nov 4, 2026: Healthy
- Nov 3, 2026: Healthy
- Nov 2, 2026: Healthy

Computed 18 hours ago · method 2026.10.2

Source: https://reporadar.ai/JMRI/JMRI
