Self-hostable open-source Postman alternatives
API design/testing client. Devs want offline, privacy-respecting, no-account alternatives.
Among 2 self-hostable open-source Postman alternatives tracked here, Hoppscotch currently leads on the Self-Host Health Score (99/100, 79k★, last commit today). For a Raspberry Pi or a low-RAM VPS, Bruno is the lightest at a documented ~512 MB (no external database). 1 of them publish official ARM64 images (Raspberry Pi / Apple Silicon). 1 offer a one-click deploy (e.g. Coolify).
| Tool | Health | Stars | Database | Min RAM | ARM/Pi | One-click | Updated |
|---|---|---|---|---|---|---|---|
| Hoppscotch
↗
Fast, lightweight web API client; self-host the whole stack. |
99 Thriving |
79k★ TypeScript |
PostgreSQL | 2048 MB | ✗ ● | Coolify | today MIT |
| Bruno
↗
Git-friendly offline API client; collections live as files. |
98 Thriving |
45k★ JavaScript |
none | 512 MB | ✓ ● | — | today MIT |
FAQ
What is the best self-hostable Postman alternative?
By the live Self-Host Health Score, Hoppscotch ranks highest (99/100).
Which open-source Postman alternatives run on a Raspberry Pi?
Those publishing official ARM64 images: Bruno.
Which is the lightest on RAM?
Bruno, at about 512 MB.