etcd vs Riak KV
| etcd | Riak KV | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Windows | api, Linux, macOS, self-hosted, Web, Windows |
| Deployment model | self_hosted | self_hosted |
| Persistence modes | both | both |
| TTL support | Yes | Yes |
| Clustering support | Yes | Yes |
| Multi-region support | Yes | Yes |
| Supported protocols | gRPC, HTTP/JSON | HTTP, Protocol Buffers |
| Free plan | — | Yes |
Both are listed in Best Key-Value Databases. On Samsung Mobile US Press, Riak KV scores higher on our published basis.