AI Note-Taking Apps and Knowledge Bases

Dayflow is an automatic time tracker and work journal for developers, freelancers, and other people who work on a Mac. It uses screen activity to reconstruct what you worked on without manual timers or tags.

DeepTutor is a self-hosted AI tutor for learners who want to study their own materials through a browser or CLI. It supports Docker deployment and uses configured model providers for its AI capabilities. Hosting the app locally is separate from model inference; requests to a remote provider leave the host.

Docmost is a self-hosted team wiki with collaborative editing, spaces, page history, attachments and access permissions. Teams can run the wiki on their own servers or use managed hosting. Its core is AGPL-3.0 licensed; AI search and chat require a separate commercial license.

SilverBullet is a knowledge workspace for personal notes, shared wikis and project documentation. It keeps your writing in plain Markdown files and lets you build connections and collect information across pages.

Notely Voice turns speech and recordings into editable notes for lectures, meetings and interviews. It runs Whisper on your device, so speech recognition works offline after you download a model and doesn't upload audio to a cloud service.

Nowen Note is a self-hosted note app and knowledge base for individuals and teams who want to keep documents on their own server or NAS. Writing, connected notes and task management share one workspace.

Vyact is a desktop workspace for people who want a local LLM to help with files, writing and code. It brings conversations and searchable documents together, with optional connections to email services and Chrome.

PapersGPT is an AI research assistant inside Zotero for researchers working through a paper library. It helps answer questions across saved research and turn findings into notes with citations back to the papers.

next-wiki is a self-hosted wiki for people and teams who want AI-assisted knowledge management with a record of where information came from. It keeps original sources separate from AI-written material and reviewed pages, so an assistant's synthesis remains traceable to its evidence. It's open source under Apache 2.0 and runs as a browser app on your own Docker host with PostgreSQL.

Hermes Notes is a self-hosted personal knowledge base for people who want their notes and project work in one connected system. It runs on your laptop or a server you control, with a browser interface and PostgreSQL storage. It's open source under the MIT license and built for personal use or a trusted small group, rather than a public service for unrelated users.

Link gives AI agents persistent memory so you don't have to repeat preferences, project decisions and context in every session. Multiple agents can read the same local Markdown files, which you can inspect in an editor or Obsidian.

WritHer is a voice dictation app for people who want to write in Windows desktop apps and manage everyday tasks by speaking. It works offline after the initial model downloads, without an account.

Cognee gives AI agents memory across sessions so they can reuse project context, decisions, and lessons from earlier work. It's for developers building agents and teams whose knowledge sits across documents, code, and conversations.

Revornix is an AI knowledge workspace for people who collect articles, research papers and recordings and want to ask questions across their library. It connects saved material in a personal knowledge graph and uses those relationships to inform its answers.

PandaWiki is a self-hosted knowledge base for teams publishing product guides, technical documentation, FAQs, or blogs. It gives readers AI-assisted ways to find answers within those documents.

FlyMD is a Markdown editor for people who keep notes, write long documents or publish blogs. It stores documents locally and adds writing assistance and document tools through extensions.

Row-Bot is a local AI assistant for people who want to research, create documents and automate work on their own computer. It combines conversations with memory and agents that can continue working on longer tasks.

Jenny is a personal AI agent for Android that remembers context across conversations and handles tasks while the screen is off. It's for people who want a persistent assistant on their main phone or a spare Android device.

Note Companion is an AI plugin for Obsidian users who need to sort collected notes and turn recordings into searchable material. It suits researchers, students and people with a backlog of meeting notes.

Understory gives AI agents persistent knowledge across sessions in Markdown files you can read, edit, and track in Git. It's for people who want their agents' memory accessible outside a chat history.

Inno Agent is a personal AI learning agent for ongoing tutoring and study. It keeps learning goals, misconceptions and study materials available across conversations, with records you can inspect and correct.

Polywise is a self-hosted system for people who want AI agents to work with saved research, notes, and project context. It keeps that material available across conversations so you don't have to explain the same work each time.

NoteDiscovery is a note-taking app for personal wikis, technical notes and small teams that want to keep their knowledge base on their own computer or server. It stores notes as ordinary Markdown files, so you can bring in an Obsidian vault or use the same files in other editors.

DeepWiki Open generates interactive documentation from code repositories. It's for developers who want to understand a project's structure and explore its code through a wiki.

Prismos AI is a desktop assistant for people working with private documents and technical files. It uses local Ollama models to answer questions and retain knowledge for later conversations.

DoodleNote turns calls and rough jottings into meeting notes for people who want to keep recordings on their own computer. It captures both sides of a conversation in any meeting app without adding a bot to the participant list.

Perfect Memory AI keeps a searchable record of screen activity and meetings on Mac and Windows. It's for people who want to recover a page, presentation or conversation without remembering which app contained it.

Natively is a desktop assistant for people who want suggested answers during meetings or interviews and searchable notes afterward. It works with Zoom, Google Meet and Microsoft Teams without adding a bot to the call.

Kuku is a Markdown workspace for people who want a personal wiki with AI assistance while keeping their notes in ordinary local files. Its macOS app works with a folder of notes that other Markdown tools can also read.

Cloak by Polyaura is an on-device AI app for people who want to chat and work with voice recordings on their iPhone or iPad without sending them to a cloud service. It works without an internet connection after the initial model download.

Note67 records and transcribes meetings for people who want searchable notes without sending their conversations to a cloud service. It combines live speech recognition with summaries generated on your computer.

Vinaya Journal is a desktop journal for people who want AI-assisted reflection while keeping their writing on their own machine. It's built for daily journaling, with AI that uses past entries as context for conversation.

llmwiki-cli gives AI agents a local Markdown wiki for building and maintaining a personal knowledge base. It's for people who want an agent to organize their information while keeping the wiki files on their own machine.

SiYuan is a knowledge workspace for people who want to connect notes, reference material and individual passages. Its block-based editor lets you link directly to a piece of text rather than an entire document.