Coral vs Isso
A side-by-side comparison of Coral and Isso — pricing, license, deployment, and where each tool wins.
Coral
coralproject.net
A better commenting experience from Vox Media.
Isso
isso-comments.de
Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus.
| Feature | Coral | Isso |
|---|---|---|
| Pricing | Free | Free |
| Model | Open-source | Open-source |
| License | CC-BY-SA-3.0 | CC-BY-SA-3.0 |
| Deployment | Self-hosted | Self-hosted |
| Category | Communication - Social Networks and Forums | Communication - Social Networks and Forums |
| Self-hosted | ✓Yes | ✓Yes |
| Free tier | ✓Yes | ✓Yes |
Pick Coral if…
- ✓You prefer Coral's feature set or ecosystem fit.
Pick Isso if…
- ✓You prefer Isso's feature set or ecosystem fit.
8–40hmedium risk
Plan a sprint — 8-40 engineering hours, run in parallel for a week.
Export from Coral: JSON, CSV
2 things to watch
- ⚠User mapping by email
- ⚠Message history may be partial