# Koru

> Koru is a private workspace for thinking, writing and AI: an open-source app for notes and documents that works offline, needs no account, and syncs directly between your devices.

- Price: Koru Local is free ($0, no account). Koru Cloud, an optional subscription that adds always-on sync, backup and 100 GB of storage, is $9.99 a month.
- Platforms: desktop apps for Windows and macOS. iOS and Android apps are coming soon. The app is in English; more languages are planned.
- Open source under the Mozilla Public License 2.0: https://github.com/koruworks/mono
- AI: run agents as tabs beside your documents (Claude, Codex, Grok, GitHub Copilot, OpenCode, Antigravity, Kimi, Qwen Code). They read and edit the workspace through Koru's local MCP server; there is also a local API.
- Voice: Koru Voice runs speech recognition on your device, works in Koru and in your other apps, and is free.
- Sync: peer-to-peer and end-to-end encrypted between your own devices, without Koru Cloud.
- Profiles: separate profiles for work, school or personal life, each holding several independent workspaces.
- Imports: Evernote, Notion, OneNote, Google Docs, Markdown, TextBundle. Every import except Google Docs runs offline.

## Pages

- [Home](https://www.koru.do/en): what Koru is, with screenshots
- [Pricing](https://www.koru.do/en/pricing): Koru Local (free) and Koru Cloud ($9.99/month for 100 GB)
- [Developers](https://www.koru.do/en/developers): MCP, the local API, supported agents and the source code
- [Imports](https://www.koru.do/en/imports): what each importer keeps, and how to export from the other app
- [Roadmap](https://www.koru.do/en/roadmap): what is in nightly builds, in development, and planned
- [Releases](https://www.koru.do/en/releases): release notes and downloads for the stable, beta and nightly channels
- [Accessibility](https://www.koru.do/en/accessibility): current keyboard and screen reader support, and known limitations
- [About us](https://www.koru.do/en/about): Koru Works, Inc., the company behind Koru, and its vision

## Downloads and features

- [Download](https://www.koru.do/en/download): Download Koru, the free, open-source notes app that works offline. Builds for Windows and macOS, with no account and no trial. Linux and phone apps are coming.
- [Windows](https://www.koru.do/en/download/windows): Koru is a free, open-source notes app for Windows that works fully offline. Your notes stay on your PC, sync directly to your other devices and need no account.
- [Mac](https://www.koru.do/en/download/mac): Koru is a free, open-source notes app for Mac that works fully offline. Notes stay on your Mac, sync directly with your other computers, and need no account.
- [Features](https://www.koru.do/en/features): Everything Koru does: notes that stay on your devices and work offline, peer-to-peer sync, the AI you already use, and your terminal beside your docs. Free.
- [Voice input](https://www.koru.do/en/features/voice-input): Koru Voice turns speech into text on your own computer. Free, private dictation that works offline, in Koru and, on Windows, in any app you type in.
- [Peer-to-peer sync](https://www.koru.do/en/features/peer-to-peer-sync): Koru is a free, open-source peer-to-peer note taking app. Your devices sync directly with each other, encrypted, and no server ever stores your notes.
- [Private notes](https://www.koru.do/en/features/private-notes): Koru is a free, private note taking app. Notes stay in a local database on your device, sync between devices is end-to-end encrypted, and the code is open.
- [Bring your own AI](https://www.koru.do/en/features/bring-your-own-ai): Koru is a free, open-source notes app where you bring your own AI: run Claude Code, Codex or OpenCode on your own account, beside your notes, over local MCP.
- [Notes for developers](https://www.koru.do/en/features/notes-for-developers): Koru is a free, open-source notes app for developers: real code blocks, your shells as tabs beside your docs and a local MCP server for AI tools. Works offline.

## Comparisons

- [Evernote alternative](https://www.koru.do/en/alternatives/evernote): Leaving Evernote over price? Koru is a free, open-source notes app that works fully offline and imports your .enex notebooks with tags and attachments.
- [Notion alternative](https://www.koru.do/en/alternatives/notion): Need a Notion alternative that works offline? Koru is a free, open-source, local-first app. Every page stays on your devices, and it imports Notion exports.
- [OneNote alternative](https://www.koru.do/en/alternatives/onenote): A free, open-source OneNote alternative for Windows and Mac that works offline with no Microsoft account and imports your OneNote notebooks directly.
- [Google Docs alternative](https://www.koru.do/en/alternatives/google-docs): A private Google Docs alternative that works offline with no account and no AI forced on you. Free, open source, and your documents stay on your devices.
- [Obsidian alternative](https://www.koru.do/en/alternatives/obsidian): Looking for an open-source Obsidian alternative with sync? Koru is free, local-first and syncs your notes directly between your devices, end-to-end encrypted.
- [Joplin alternative](https://www.koru.do/en/alternatives/joplin): A native Joplin alternative for Windows and Mac. Koru is free and open source, written in Rust, and syncs your devices directly, with no sync service to set up.
- [Anytype alternative](https://www.koru.do/en/alternatives/anytype): Weighing Anytwo or a move? Koru is a free, open-source, local-first notes app for Windows and Mac that imports the Markdown you export from Anytype today.
- [Simplenote alternative](https://www.koru.do/en/alternatives/simplenote): Simplenote not syncing? Export a copy of your notes from the web app first. Koru is a free, open-source notes app that keeps your notes on your PC or Mac.
- [Craft alternative](https://www.koru.do/en/alternatives/craft): Want a Craft alternative that keeps your documents on your own devices? Koru is free, open source, works fully offline and imports Craft's TextBundle exports.

## Blog

- [Best note taking apps for Mac in 2026: 10 apps compared on price, storage and export](https://www.koru.do/en/blog/best-note-taking-apps-for-mac): The best note taking apps for Mac in 2026, compared on price, sync, offline use and export: Apple Notes, Bear, Obsidian, Notion, Craft, OneNote and more.
- [Obsidian MCP servers vs a notes app with a built-in MCP server](https://www.koru.do/en/blog/obsidian-mcp-server): The main Obsidian MCP servers compared: the Local REST API plugin, mcp-obsidian, obsidian-mcp-server and MCPVault, with real setup steps, and a built-in option.
- [What is an LLM wiki? Karpathy's pattern, and how to build one](https://www.koru.do/en/blog/llm-wiki): What an LLM wiki is, in Karpathy's own words, how it differs from RAG, and how to build and maintain one with Claude Code or Codex: layout, schema and tools.
- [Is Notion down? The Oct 22, 2026 outage and what to do](https://www.koru.do/en/blog/is-notion-down): Notion went down late on Oct 22, 2026, with a full outage from 11:38 PM to 12:01 AM EDT. What happened, how to check Notion's status, and what to do next.
- [What is multiplayer AI? How people and AI agents work in shared context](https://www.koru.do/en/blog/what-is-multiplayer-ai): Multiplayer AI is several people and AI agents working in shared context. How it differs from ChatGPT-style chat, products doing it today and what to look for.
- [How to export OneNote notebooks (to Markdown, or straight into Koru)](https://www.koru.do/en/blog/how-to-export-onenote): How to export OneNote notebooks on Windows, Mac and the web, get them into Markdown, and migrate to another app such as Koru without losing notes.
- [What is an autonomous company? How AI agent teams actually run the work (and where humans stay in charge)](https://www.koru.do/en/blog/what-is-an-autonomous-company): An autonomous company runs much of its work through AI agents, with people setting goals and approving what matters. What it means, what is real, how to start.
- [AI agents for small business: which jobs to hand off first](https://www.koru.do/en/blog/ai-agents-for-small-business): A practical guide to AI agents for small business: which jobs to hand off first, which need your approval, which to keep, and how to start without a rollout.
- [AI agents for business: what they are, where they work, and how to roll them out safely](https://www.koru.do/en/blog/ai-agents-for-business): AI agents for business explained: how they differ from chatbots and automation, where they work today, how to roll them out safely, and how to measure them.
- [Google Docs offline: how to turn it on, what it can and cannot do, and an offline-first alternative](https://www.koru.do/en/blog/google-docs-offline): How to use Google Docs offline: turn it on in Chrome or Edge, make files available offline, fix common problems, and what offline mode can and cannot do.
- [The best note-taking apps for Linux in 2026 (and what to do about Notion's missing Linux app)](https://www.koru.do/en/blog/best-note-taking-apps-for-linux): The best note-taking apps for Linux in 2026: Obsidian, Joplin, Logseq, Standard Notes and Zettlr compared, plus what to do now that Notion has no Linux app.
- [Best note-taking apps for Windows in 2026: offline, private and open source picks](https://www.koru.do/en/blog/best-note-taking-apps-for-windows): The best note-taking apps and notes software for Windows in 2026, sorted by need: OneNote, Obsidian, Logseq, Notion, Joplin, Notesnook, Koru and more.
- [What is a company harness? How AI agents join your team without rebuilding how you work](https://www.koru.do/en/blog/what-is-a-company-harness): A company harness is the shared context, roles, handoffs and approvals that let AI agents work inside a team. What it is, why it matters and how to start.
- [AGENTS.md vs CLAUDE.md: keep one context file for every coding agent](https://www.koru.do/en/blog/agents-md-vs-claude-md): AGENTS.md vs CLAUDE.md: where AGENTS.md came from, why Claude Code now reads it, and how to keep one context file for every coding agent without drift.
- [A notes app that syncs between devices: three ways it is done, and what each one costs you](https://www.koru.do/en/blog/notes-app-that-syncs-between-devices): How a notes app syncs between devices: a company cloud, a storage service you set up, or device to device. The trade-offs, and how Koru syncs your computers.
- [Your coding agents forget your repo every time you switch. What a shared memory layer should do](https://www.koru.do/en/blog/memory-layer-for-coding-agents): Coding agents forget your repo when you switch tools, sessions or machines. What a shared memory layer for coding agents should do, and where memory files stop.
- [How Koru is built: a native Rust app, not Electron](https://www.koru.do/en/blog/how-koru-is-built-native-rust-not-electron): A native Obsidian alternative, from the inside: why Koru is written in Rust and built on winit, vello, parley, AccessKit, Loro, SQLite and iroh, not Electron.
- [Evernote price increase 2026: what changes in December, and how to leave](https://www.koru.do/en/blog/evernote-price-increase-2026): In Switzerland, Evernote Personal Annual rises from CHF 109 to CHF 163 in December, and new Terms bind existing users Dec 1. How to export and leave.
- [Notion pricing changes in 2026: what the new AI credits mean for you](https://www.koru.do/en/blog/notion-pricing-changes-2026): Notion's seat prices didn't change on October 19, 2026, but Notion AI moved to monthly credits. What changes, who it affects, and what to do before Nov 2.
- [Notion AI credits explained: how they work, and when they reset](https://www.koru.do/en/blog/notion-ai-credits): How Notion AI credits work: Standard, Select and Notion credits, which features use each, when they reset, what happens when you run out, and what extra costs.
- [Anytype vs Obsidian vs Notion: which to choose, and how to export](https://www.koru.do/en/blog/anytype-vs-obsidian-vs-notion): Anytype vs Obsidian vs Notion: how their data, sync, price and offline use differ in 2026, what Anytwo changes, and how to export Anytype to Markdown.

## Optional

- [Privacy policy](https://www.koru.do/en/privacy)
- [Terms of use](https://www.koru.do/en/terms)