# Trilium Notes

**Canonical:** https://apis.io/providers/triliumnotes/  
**Website:** https://triliumnotes.org/  
**APIs profiled:** 0

Trilium Notes is an open-source hierarchical note‑taking application that lets users organize personal knowledge bases with rich text, code, markdown, diagrams, and more. It offers self‑hosted and cloud sync options, supports multi‑language UI, and provides a REST API for automation and integration.

## Kin Score — 14.4 / 100 (emerging)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 44.6 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 42.9 |
| Access Clarity | 10.5 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 5.9 (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 |

## Security (1)

- **Triliumnotes Domain Security** — TLSv1.3

## Tags

Note-taking, Open-source, Knowledge-base, Hierarchical, REST API

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