# EteSync (Etebase)

**Canonical:** https://apis.io/providers/etesync/  
**Website:** https://etesync.com/  
**APIs profiled:** 1

EteSync (Etebase) provides a secure, end‑to‑end encrypted synchronization service for contacts, calendars, tasks and notes across devices. It operates with a journaled, zero‑knowledge architecture, hosting servers in Austria while ensuring users never need to trust the server, emphasizing privacy as a basic right.

## Kin Score — 23.5 / 100 (emerging)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 9.5 |
| Access Clarity | 65.8 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 19.6 (matched via fallback).

## Agent readiness — 2.9 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | na |

## APIs (1)

- **EteSync API** — EteSync provides encrypted synchronization but does not publish a public developer API.

## Security (2)

- **Etesync Domain Security** — TLSv1.3 · HSTS · DNSSEC
- **Etesync Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Etesync Plans Pricing**

## Tags

Company, Security, Sync, Privacy, OpenSource

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/etesync/). Scores are computed from the provider's own public artifacts under a published rubric.