19 Obsidian Alternatives (2026)

Kognis

Your Mind Upgraded

# Kognis - Your Mind. Upgraded. Kognis is an AI-powered personal intelligence system designed to help you capture, organise and act on everything that matters. Instead of juggling multiple apps for notes, tasks, reminders and ideas, Kognis brings everything together into one intelligent workspace...

smasi - your personal wiki

Versatile knowledge base on your device without Markdown

How was that done again? Capture your knowledge, information or work steps briefly and concisely as instructions directly on your device.​ Organize your information effortlessly with intuitive section templates instead of Markdown syntax. Focus on your content instead of formatting text or...

Jade Note

MCP-ready AI notes

Jade Note is an AI-native notebook designed to work as a persistent memory layer for your workflow. By connecting your notes to AI assistants like ChatGPT and Claude through the Model Context Protocol (MCP), Jade Note lets your assistant search, read, write, and update your stored knowledge. Use it...

Dokyo

Privacy-first workspace for docs and notes

Dokyo is a lightweight and fast workspace designed for documentation, note-taking, and team collaboration. Hosted in Europe with a strong emphasis on privacy, the platform provides a streamlined environment for organizing information and working together. It is basically a lightweight and fast...

Xenith

A minimalist productivity app for students and professionals

Xenith - A Calm Productivity Dashboard Xenith is a clean, fast, all‑in‑one productivity app built to help you stay consistent without guilt, clutter, or streak anxiety. It brings habits, routines, tasks, projects, notes, and small life tools into one simple dashboard that feels good to open every...

Ikkendo

Notes, tasks, goals, habits & AI research in one workspace.

Ikkendo is an execution-first workspace that connects notes, tasks, goals, habits, and AI-assisted research in one place - built by a solo founder who got tired of switching between Notion, a task app, and ChatGPT in a browser tab. Notes convert directly into tasks. Tasks can be assigned to...

Yaps

Private, on-device AI tools for dictation, notes, and audio

Yaps is the private AI toolkit that runs on your device. Dictation is the fastest way in: press a shortcut or tap the keyboard microphone, speak naturally, and clean text lands wherever you are typing. Beyond dictation, Yaps can transcribe audio and video, read text aloud, translate content, work...

Owldo

An offline-first app for your notes, tasks, and blog

Owldo provides a unified workspace for managing your personal notes, daily tasks, and public blog. The application operates with an offline-first philosophy, allowing you to write privately without a constant connection. When you are ready to share your work, Owldo enables you to publish content to...

Lectorium

Local-first academic workspace with PDF and AI tools

Lectorium is a local-first academic workspace designed for researchers and students. It provides tools to read and annotate PDFs, edit documents following ABNT standards, and create mind maps. The platform features integrated AI capabilities and operates entirely offline to ensure privacy and data...

ulana

Turn your notes into a private, wiki you can query

ulana reads your notes, finds connections, and builds a private wiki you can query. It links notes into threads, surfaces topics and contradictions, and delivers daily answers to your standing questions with citations to the exact notes it used. ulana runs local-first on your desktop with plain...

Brainstorm

Local-first knowledge OS for notes, data & apps

Brainstorm is a local-first knowledge-management workspace modeled as a desktop OS. An Electron shell hosts sandboxed apps - notes, databases, graph, whiteboard, calendar, browser and more - that all share one interoperable data layer built on Block Protocol, Yjs CRDTs and Lexical. Your data lives...

Clibu Notes

Save and discover knowledge on any device

Clibu Notes is a personal knowledge management (PKM) tool designed to make information easily saveable and discoverable. The platform ensures that your knowledge is accessible on any device, anywhere, and at any time. Works offline, including collaborative editing with changes synchronized when...

Cushion

Local-first markdown workspace with integrated AI chat

Cushion is a local-first markdown workspace that integrates AI chat directly into your workflow. It provides a unified environment where you can write, organize, and think all in one place. You can manage your documents with a focus on privacy and speed while leveraging AI to help process and...

Hjarni

Shared memory for ChatGPT and Claude

About Hjarni Hjarni is a shared knowledge base for ChatGPT and Claude. Save your notes, research, preferences, and project decisions in one place. Connect your AI assistant so it can search, read, and update that knowledge as you work. Your notes become long-term memory you can inspect, edit, and...

DistillNote

urn videos & podcasts into structured, searchable notes

Be honest - when was the last time you watched a 2-hour conference talk and remembered more than the speaker's name? That's the exact problem that made me build this. How it works - Paste a URL (YouTube video, podcast episode, article - whatever) DistillNote processes the content automatically ~60...

Outline

Outline: Turn thoughts into action with AI.

Outline is an AI-powered productivity workspace that turns messy thoughts into organized action. Simply write down an idea, goal, or note, and Outline automatically creates tasks, projects, habits, or OKRs, complete with actionable next steps. Unlike traditional productivity tools that rely on...

Risorgi

Connect posts into explorable knowledge maps

Risorgi is an interconnected knowledge platform designed to help users organize information visually. By connecting individual posts into explorable knowledge maps, the platform allows you to discover new ideas, publish your own insights, and save information based on your interests.

FleurNotes

A modern notetaking app on Windows. 🌷

FleurNotes is a fully on-device note-taking app, specifically made to rival all major note-taking apps in aesthetics, privacy, and functionality. The '/' Menu - While typing, write a / to summon a popup that allows you to change text styling, insert images, or link notes together. Folders -...

Epsilon

Customizable canvas workspace using modular blocks

Most note-taking apps force you into a rigid hierarchy of pages and folders, while whiteboards often become chaotic as projects grow. Epsilon was built to bridge that gap. Epsilon is a visual workspace where notes, markdown documents, code snippets, images, and todos can live together on a flexible...