OpenPLC Runtime v4vsOrca
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| OpenPLC Runtime v4 | Orca | |
|---|---|---|
| Score | 52/100 | 91/100 |
| Rank in category | #6 of 10 in IoT | #1 of 209 in AI Agents |
| GitHub stars | 415 | 108 898 |
| Stars, last 30 days | — | +8 991 |
| Stable releases, 12 months | 10 | 15 |
| Latest release | v4.3.1 · 13 Oct 2026 | v1.4.243 · 28 Oct 2026 |
| Setup | Moderate | Easy |
| Official Docker image | Yes | No |
| License | MIT | MIT |
| Main language | Python | Typescript |
Which one should you pick?
Orca scores 91/100 against 52/100 for OpenPLC Runtime v4, so it is the safer default.
Orca ships more often: 15 stable releases in the past year, against 10 for OpenPLC Runtime v4.
If you want the quickest setup, Orca is easier to run; OpenPLC Runtime v4 needs more configuration.
Orca is growing faster right now (+8 991 stars in 30 days).
OpenPLC Runtime v4 details →Orca details →
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