Logseq is a privacy-focused, local-first knowledge base designed for personal information management and networked thought mapping. It functions as a bi-directional graph editor that organizes content into hierarchical, outliner-based structures, allowing users to connect related concepts through automated backlinking and visual relationship mapping. The platform distinguishes itself by maintaining all user data in plain text markdown files stored directly on the local device, ensuring offline availability and long-term portability. It employs a logic-based query engine to perform complex rel
AFFiNE is a collaborative knowledge base and productivity suite designed as a private-first, local-first platform. It provides an integrated workspace that combines structured documents with an infinite digital canvas, allowing users to organize complex information through a block-based model. By prioritizing local data persistence, the platform ensures immediate responsiveness and data sovereignty while maintaining a distributed state for real-time synchronization across multiple devices. The platform distinguishes itself through a canvas-integrated database engine that enables transitions b
AppFlowy is a local-first knowledge base and collaborative workspace platform designed for structured information management. It functions as a modular productivity suite where users organize content through a block-based document model, allowing for flexible nesting and granular manipulation of data. The system prioritizes data sovereignty by enabling self-hosted storage, ensuring that sensitive information remains under user control while maintaining offline accessibility. The platform distinguishes itself through a decoupled architecture that separates its high-performance, memory-safe cor
This project is a synchronization plugin that mirrors notes, settings, and vault data across multiple devices. It functions as a self-hosted vault synchronizer, allowing users to maintain a personal knowledge base using a user-owned server. The system utilizes a CouchDB synchronization layer to maintain consistent document states across peers. Security is handled through end-to-end encryption, which encrypts vault content locally before transmission to ensure privacy on remote storage. The replication model supports both self-hosted data replication and peer-to-peer data transfer. It manages
Siyuan is a self-hosted knowledge management platform designed for private note-taking and information organization. It functions as a local-first application that stores all user content as plain text files on the local file system, ensuring data ownership and offline availability.
The main features of siyuan-note/siyuan are: Personal Knowledge Management Systems, Self-Hosted Knowledge Bases, Knowledge Management Platforms, Local-First Persistence, Productivity Suites, Block-Based Data Models, Electron Note Apps, Knowledge Management.
Open-source alternatives to siyuan-note/siyuan include: logseq/logseq — Logseq is a privacy-focused, local-first knowledge base designed for personal information management and networked… toeverything/affine — AFFiNE is a collaborative knowledge base and productivity suite designed as a private-first, local-first platform. It… appflowy-io/appflowy — AppFlowy is a local-first knowledge base and collaborative workspace platform designed for structured information… vrtmrz/obsidian-livesync — This project is a synchronization plugin that mirrors notes, settings, and vault data across multiple devices. It… usememos/memos — Memos is a self-hosted, container-native knowledge management platform designed for capturing and organizing personal… athensresearch/athens — Athens is no longer maintainted. Athens was an open-source, collaborative knowledge graph, backed by YC W21.