18.2
Mem Agent is an AI workspace for capturing ideas, meetings, and research and retrieving them later.
Free planiOSWebAPI
Best Personal Knowledge Management Software in 2026
Personal knowledge management software offers ways to organize notes, references, and connections between ideas. Compare organization models, graph views, and backlinks to see how different tools structure related material; offline access and supported platforms help you consider where you can work with it. Import and export options matter if you need to move information, while free plans and paid-from pricing offer…
28.2
Supernotes is a note-taking app that organizes ideas, records, tasks, and lists as digital notecards.
Free planAndroidiOSWeb
38.1
Obsidian is a note-taking and knowledge-work app whose core software is free, requires no sign-up, and stores notes on the user's device for offline access.
Free planAndroidiOSExtension
- 4
Logseq
Logseq is a free, open-source platform for knowledge management and collaboration, with tools for notes, task management, and PDF annotation.
Free planAndroidiOSWebLinux7.7From $5 a month - 5
RemNote
RemNote is a learning and note-taking app for turning notes, PDFs, and other sources into flashcards, quizzes, and summaries with AI.
Free planAndroidiOS7.7From $8 a month - 6
SiYuan
SiYuan is a personal knowledge management system built around Markdown, block-level references, and bidirectional links.
Free planAndroidiOSWebExtension7.7$64 one-time - 7
SilverBullet
SilverBullet is a Markdown knowledge management system for personal notes, team wikis, product documentation, and family spaces.
Free planAndroidiOSWebLinux7.6From $2 a month - 8
Neoma
Neoma is a notes app built around Markdown files, links, search, and publishing.
Free planiOSWebLinuxmacOS7.5From A$22 a month - 9
Reflect
Reflect is a note-taking app for daily notes, linked thinking, and private AI work with your own files.
Free planiOSWebExtensionmacOS7.5From $99 a year - 10
Heptabase
Heptabase is a visual knowledge base for students, researchers, and lifelong learners.
AndroidiOSWebLinux7.4From $8.99 a month - 11
Notesium
Notesium is an indexer for notes linked in both directions, intended for Zettelkasten and Evergreen methods.
Free planOpen sourceWebAPILinuxmacOS7.4Free plan - 12
TheBrain
TheBrain connects notes, files, links, projects, and AI in a visual knowledge network organized around linked thoughts.
Free planAndroidiOSWebAPI7.4From $15 a month - 13
TiddlyWiki
TiddlyWiki is a non-linear personal notebook and interactive wiki for capturing, organizing and sharing information such as notes, to-do lists, projects and websites.
Free planAndroidiOSWebLinux7.4Free plan - 14
Capacities
Capacities is a note-taking and knowledge-management app with offline access and note sharing.
Free planAndroidiOSWebLinux7.3From $8.33 a month - 15
Roam Research
Roam Research is a paid note-taking tool built for networked thought.
AndroidiOSWebExtension7.3From $15 a month - 16
Tana
Tana is an agentic meeting platform that proposes work for AI agents to carry out during native video calls.
Free planWebLinuxmacOSWindows7.3From $2,030 a month - 17
Lattics
Lattics is a knowledge-management and writing app for researchers, writers, and knowledge workers.
Free planiOSWebmacOSWindows7.1Free plan - 18
Memex
Memex is a private learning library for organizing books, podcasts, videos, PDFs, and other documents in one place.
Free planiOSmacOS6.9From $39.99 a year - 19
Anytype
Anytype is an app for private digital collaboration, bringing chats, documents, and databases into one workspace.
AndroidiOSExtensionLinux6.6 - 20
NotesGraph
NotesGraph connects notes, journals, tasks, and plans in a searchable graph, with web capture and on-device AI.
Free planAndroidiOSWebExtension6.6Free plan - 21
TriliumNext Notes
TriliumNext Notes is a free, open-source application for taking notes and organizing a personal knowledge base.
Free planWebAPIExtensionLinux6.6Free plan - 22
Foam
Foam is a free personal knowledge management system built on Visual Studio Code and GitHub.
Free planAPIExtensionLinuxmacOS6.5Free plan - 23
Khybur
Khybur is a web-based note-taking and knowledge-graph workspace for individuals, teams, and organizations.
Free planWeb6.5Free plan - 24
MyInfo
ExtensionWindows6.5From $49 a year - 25
Zettlr
Free planLinuxmacOSWindows6.5Free plan