Notion has become the go-to all-in-one workspace, but its proprietary format, rising prices, and cloud-only storage push many to alternatives. The tools here offer comparable features — rich docs, databases, kanban — while giving you full control over your data.

Top Alternatives

#01

AppFlowy

active60.0k

Open-source Notion alternative built with Rust and Flutter

AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. Built with Rust and Flutter for blazing performance, it supports docs, kanban boards, grids, and calendars — fully self-hostable.

LicenseAGPL-3.0
LanguageRust / Flutter
PrivacyExcellent
DeploySelf-host
$docker run -d -p 8080:8080 appflowyio/appflowy_cloud
#02

AFFiNE

active45.0k

Next-gen knowledge base — docs, whiteboards, and databases

AFFiNE is a privacy-focused, local-first alternative to Notion & Miro combined. Supports rich text documents, infinite whiteboards, and structured databases — all with real-time collaboration and offline-first architecture.

LicenseMIT
LanguageTypeScript
PrivacyExcellent
DeploySelf-host
$docker pull ghcr.io/toeverything/affine-graphql:stable
#03

Outline

active29.0k

Beautiful wiki and team knowledge base

Outline is a fast, collaborative knowledge base for teams. It features a rich markdown editor, nested documents, backlinks, and powerful search. Used by teams at Kickstarter, DigitalOcean, and more.

LicenseBSL 1.1
LanguageTypeScript / React
PrivacyExcellent
DeploySelf-host
$docker-compose up -d
#04

Logseq

active33.0k

Local-first, non-linear, outliner notebook

Logseq is a privacy-first platform for knowledge management. It uses a unique graph-based outliner approach with bi-directional linking. All data is stored locally as plain Markdown or Org files — you own everything.

LicenseAGPL-3.0
LanguageClojure / TypeScript
PrivacyExcellent
DeploySelf-host
#05

Siyuan

active21.0k

Privacy-first personal knowledge management system

SiYuan is a local-first knowledge management system with fine-grained block-level reference and Markdown WYSIWYG editing. Features a powerful query engine for relational databases between notes, offline-first, and optional sync.

LicenseAGPL-3.0
LanguageGo / TypeScript
PrivacyExcellent
DeploySelf-host
$docker run -d -p 6806:6806 b3log/siyuan