Applications › Notes & Personal Knowledge Management
Notes & Personal Knowledge Management
What 8 leading Notes & Personal Knowledge Management apps are built on: the providers each one ships in its code or lists as an integration, grouped by layer and capability, and joined to the catalog.
8 reference apps
63 providers
52 observed in code
11 declared only
98.4% in the catalog
55.9 mean Kin Score
39 with a verified MCP server
How to read this.
observed the integration ships in the app (SDK in a dependency file, source code, or an Android build analysis).
declared the app names the integration itself (README, integrations page, store listing).
Every row links the source it was read from. Providers not yet in the catalog are marked queued for profiling.
Blueprint by API Evangelist, CC BY-NC-SA 4.0. Capabilities marked Turbo EA come from Turbo EA Capabilities by Vincent Verdet, CC BY 4.0
(notice); those marked API Evangelist extension are CC BY-NC-SA 4.0.
Android build analyses: Exodus Privacy (reports.exodus-privacy.eu.org).
domain layer 8 capabilities
Social & Federated Login 9 providers · AE-160.10.30 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Google sign-in | observed [1] [2] [3] | AFFiNE, BookStack, Outline, Wiki.js | 36.8 thin |
| GitHub | observed [1] [2] [3] | AFFiNE, BookStack, Wiki.js | 81.8 exemplar |
| Discord | observed [1] [2] [3] | BookStack, Outline, Wiki.js | 46.4 developing |
| Slack | observed [1] [2] | BookStack, Outline | 73.2 exemplar |
| GitLab | observed [1] | BookStack | 82.6 exemplar |
| Twitter / X | observed [1] | BookStack | 73.0 exemplar |
| Sign in with Apple | observed [1] | AFFiNE | 55.2 strong |
| Twitch | observed [1] | BookStack | 50.5 developing |
| observed [1] | BookStack | 42.7 developing |
Link Unfurling & Rich Embeds 7 providers · AE-170.70.10 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| GitLab | observed [1] | Outline | 82.6 exemplar |
| GitHub | observed [1] | Outline | 81.8 exemplar |
| Figma | observed [1] | Outline | 65.6 strong |
| Dropbox | observed [1] | Outline | 47.5 developing |
| Linear | observed [1] | Outline | 38.1 thin |
| Iframely | observed [1] | Outline | 36.5 thin |
| diagrams.net (draw.io) queued for profiling | observed [1] | BookStack | — |
Cloud Drive & File Sync 3 providers · AE-916 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Dropbox | observed [1] | Joplin | 47.5 developing |
| OneDrive | observed [1] | Joplin | 37.1 thin |
| Nextcloud | observed [1] | Joplin | 31.3 thin |
Embedded Comments 3 providers · AE-170.50.30 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Discourse | observed [1] | Wiki.js | 34.5 thin |
| Disqus | observed [1] | Wiki.js | 33.9 thin |
| Hyvor Talk | observed [1] | Wiki.js | 27.6 thin |
Knowledge Management 2 providers · BC-830 · Turbo EA
Knowledge Management capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Notion | observed [1] | Outline | 67.2 exemplar |
| Slab | observed [1] | Outline | 28.2 thin |
Mailbox & Calendar Sync 1 providers · AE-150.80 · API Evangelist extension
Mailbox & Calendar Sync capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Google Calendar | observed [1] | AFFiNE | 48.8 developing |
Photo & Image Libraries 1 providers · AE-170.30 · API Evangelist extension
Photo & Image Libraries capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Unsplash | observed [1] | AFFiNE | 40.2 developing |
common layer 11 capabilities
Product Usage Analytics 11 providers · BC-4280.30 · Turbo EA
Product Usage Analytics capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Umami | observed [1] [2] | Outline, Wiki.js | 74.3 exemplar |
| Google Analytics | observed [1] [2] | Outline, Wiki.js | 72.1 exemplar |
| Matomo | observed [1] [2] | Outline, Wiki.js | 70.6 exemplar |
| Plausible | observed [1] | Wiki.js | 61.7 strong |
| Microsoft Clarity | observed [1] | Wiki.js | 59.6 strong |
| PostHog | observed [1] | Logseq | 57.7 strong |
| Fathom Analytics | observed [1] | Wiki.js | 49.0 developing |
| Contentsquare | observed [1] | Wiki.js | 32.4 thin |
| StatCounter | observed [1] | Wiki.js | 21.7 emerging |
| Baidu Tongji | observed [1] | Wiki.js | 18.5 emerging |
| Yandex Metrica | observed [1] | Wiki.js | 13.9 emerging |
Observability Management 4 providers · BC-4220.20 · Turbo EA
Observability Management capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Sentry | observed [1] [2] | Logseq, Outline | 80.6 exemplar |
| Elastic APM | observed [1] | Wiki.js | 76.1 exemplar |
| Google Cloud Logging | observed [1] | AFFiNE | 69.8 exemplar |
| Firebase Crashlytics | observed [1] | Notion | 50.3 developing |
Tenant Identity Federation 2 providers · BC-4230.50 · Turbo EA
Tenant Identity Federation capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Microsoft (Azure AD) | observed [1] [2] [3] | BookStack, Outline, Wiki.js | 60.0 strong |
| Okta | observed [1] | BookStack | 80.2 exemplar |
Payment Processing Management 1 providers · BC-1340.20 · Turbo EA
Payment Processing Management capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Stripe | observed [1] [2] | AFFiNE, Joplin | 82.7 exemplar |
Storage Management 2 providers · BC-600.50.20 · Turbo EA
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Google Cloud Storage | observed [1] | Wiki.js | 65.1 strong |
| Azure Blob Storage | observed [1] | Wiki.js | 55.5 strong |
Bot Protection & CAPTCHA 1 providers · AE-160.70 · API Evangelist extension
Bot Protection & CAPTCHA capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Cloudflare Turnstile | observed [1] | AFFiNE | 27.3 thin |
Content Delivery Network Operations 1 providers · BC-3740.30 · Turbo EA
Content Delivery Network Operations capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Amazon CloudFront | observed [1] | Outline | 71.8 exemplar |
Customer Sign-In 1 providers · AE-160.10 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Amazon Cognito (via aws-amplify) | observed [1] | Logseq | 66.7 exemplar |
In-App Purchases & App Store Billing 1 providers · AE-904 · API Evangelist extension
In-App Purchases & App Store Billing capability
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| RevenueCat | observed [1] | AFFiNE | 26.0 emerging |
Tag Management 1 providers · AE-911 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Google Tag Manager | observed [1] | Wiki.js | 63.6 strong |
agent layer 4 capabilities
Retrieval-Augmented Generation 11 providers · AE-110.60.30 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| GitHub | declared [1] | Notion | 81.8 exemplar |
| Jira | declared [1] | Notion | 81.6 exemplar |
| Slack | declared [1] | Notion | 73.2 exemplar |
| Microsoft Outlook | declared [1] | Notion | 65.9 strong |
| Microsoft Teams | declared [1] | Notion | 56.2 strong |
| Google Drive | declared [1] | Notion | 53.4 developing |
| Microsoft SharePoint | declared [1] | Notion | 51.4 developing |
| Google Calendar | declared [1] | Notion | 48.8 developing |
| Gmail | declared [1] | Notion | 44.1 developing |
| Linear | declared [1] | Notion | 38.1 thin |
| Microsoft OneDrive | declared [1] | Notion | 37.1 thin |
Hosted LLM Inference 5 providers · AE-110.10.10 · API Evangelist extension
| Provider | Evidence | Apps | Kin Score |
|---|---|---|---|
| Anthropic | observed [1] | AFFiNE | 89.0 exemplar |
| OpenAI | observed [1] | AFFiNE | 83.0 exemplar |
| Cloudflare (Workers AI) | observed [1] | AFFiNE | 82.1 exemplar |
| Google Gemini | observed [1] | AFFiNE | 55.1 strong |
| Google Vertex AI | observed [1] | AFFiNE | 48.4 developing |
Reference apps
Outline self-hosted
https://github.com/outline/outline
18 observed · 0 declared
- observed ships the Amazon CloudFront SDK or integration code source
- observed ships the Discord SDK or integration code source
- observed ships the Dropbox SDK or integration code source
- observed ships the Figma SDK or integration code source
- observed ships the GitHub SDK or integration code source
- observed ships the GitLab SDK or integration code source
- observed ships the Google Analytics SDK or integration code source
- observed ships the Google sign-in SDK or integration code source
- observed ships the Iframely SDK or integration code source
- observed ships the Linear SDK or integration code source
- observed ships the Matomo SDK or integration code source
- observed ships the Microsoft (Azure AD) SDK or integration code source
- observed ships the Notion SDK or integration code source
- observed ships the Sentry SDK or integration code source
- observed ships the Slab SDK or integration code source
- observed ships the Slack SDK or integration code source
- observed ships the Umami SDK or integration code source
- observed ships the Zapier SDK or integration code source
Read from: dependency manifest, source code, source code
BookStack self-hosted
https://github.com/BookStackApp/BookStack
11 observed · 0 declared
- observed ships the diagrams.net (draw.io) SDK or integration code source
- observed ships the Discord SDK or integration code source
- observed ships the Facebook SDK or integration code source
- observed ships the GitHub SDK or integration code source
- observed ships the GitLab SDK or integration code source
- observed ships the Google sign-in SDK or integration code source
- observed ships the Microsoft Azure AD SDK or integration code source
- observed ships the Okta SDK or integration code source
- observed ships the Slack SDK or integration code source
- observed ships the Twitch SDK or integration code source
- observed ships the Twitter / X SDK or integration code source
Read from: dependency manifest, source code
Joplin self-hosted
https://github.com/laurent22/joplin
5 observed · 0 declared
- observed ships the Amazon S3 SDK or integration code source
- observed ships the Dropbox SDK or integration code source
- observed ships the Nextcloud SDK or integration code source
- observed ships the OneDrive SDK or integration code source
- observed ships the Stripe SDK or integration code source
Read from: Android build analysis (Exodus Privacy, reports.exodus-privacy.eu.org), dependency manifest, source code
AFFiNE open-source-saas
https://github.com/toeverything/AFFiNE
16 observed · 0 declared
- observed ships the Anthropic SDK or integration code source
- observed ships the Cloudflare (Workers AI) SDK or integration code source
- observed ships the Cloudflare Turnstile SDK or integration code source
- observed ships the Exa SDK or integration code source
- observed ships the fal SDK or integration code source
- observed ships the GitHub SDK or integration code source
- observed ships the Google Calendar SDK or integration code source
- observed ships the Google Cloud Logging SDK or integration code source
- observed ships the Google Gemini SDK or integration code source
- observed ships the Google sign-in SDK or integration code source
- observed ships the Google Vertex AI SDK or integration code source
- observed ships the OpenAI SDK or integration code source
- observed ships the RevenueCat SDK or integration code source
- observed ships the Sign in with Apple SDK or integration code source
- observed ships the Stripe SDK or integration code source
- observed ships the Unsplash SDK or integration code source
Read from: source code, source code, source code, source code, source code
Logseq open-source-saas
https://github.com/logseq/logseq
3 observed · 0 declared
- observed ships the Amazon Cognito (via aws-amplify) SDK or integration code source
- observed ships the PostHog SDK or integration code source
- observed ships the Sentry SDK or integration code source
Read from: Android build analysis (Exodus Privacy, reports.exodus-privacy.eu.org), dependency manifest
Wiki.js self-hosted
https://github.com/requarks/wiki
21 observed · 0 declared
- observed ships the Azure Blob Storage SDK or integration code source
- observed ships the Baidu Tongji SDK or integration code source
- observed ships the Contentsquare SDK or integration code source
- observed ships the Discord SDK or integration code source
- observed ships the Discourse SDK or integration code source
- observed ships the Disqus SDK or integration code source
- observed ships the Elastic APM SDK or integration code source
- observed ships the Fathom Analytics SDK or integration code source
- observed ships the GitHub SDK or integration code source
- observed ships the Google Analytics SDK or integration code source
- observed ships the Google Cloud Storage SDK or integration code source
- observed ships the Google sign-in SDK or integration code source
- observed ships the Google Tag Manager SDK or integration code source
- observed ships the Hyvor Talk SDK or integration code source
- observed ships the Matomo SDK or integration code source
- observed ships the Microsoft Clarity SDK or integration code source
- observed ships the Microsoft Entra ID SDK or integration code source
- observed ships the Plausible SDK or integration code source
- observed ships the StatCounter SDK or integration code source
- observed ships the Umami SDK or integration code source
- observed ships the Yandex Metrica SDK or integration code source
Read from: source code
Notion commercial
1 observed · 11 declared
- observed ships the Firebase Crashlytics SDK or integration code source
- declared lists GitHub as an integration source
- declared lists Gmail as an integration source
- declared lists Google Calendar as an integration source
- declared lists Google Drive as an integration source
- declared lists Jira as an integration source
- declared lists Linear as an integration source
- declared lists Microsoft OneDrive as an integration source
- declared lists Microsoft Outlook as an integration source
- declared lists Microsoft SharePoint as an integration source
- declared lists Microsoft Teams as an integration source
- declared lists Slack as an integration source
Read from: Android build analysis (Exodus Privacy, reports.exodus-privacy.eu.org), integrations page
Obsidian commercial
0 observed · 0 declared
Read from: Android build analysis (Exodus Privacy, reports.exodus-privacy.eu.org)
What these apps expose to agents
- Outline: ships @modelcontextprotocol/sdk: the wiki exposes its own MCP server observed source
- AFFiNE: copilot/mcp module (controller, credential, provider) plus BYOK model providers observed source
- Notion: hosted Notion MCP server declared source
Where these apps are listed
- apple-app-store: Productivity
- google-play: Productivity
- awesome-selfhosted: Note-taking & Editors
- awesome-selfhosted: Knowledge Management Tools
- awesome-selfhosted: Wikis
- atlassian-marketplace: Documentation
- zapier: Notes
See also the shared layer under every category.