
Meticulously crafted super apps to help you manage your digital life efficiently.
| App | Website | Description |
|---|---|---|
| Memotron | memotron.app | Your memory atlas, a tool for managing your digital memory and personal knowledge. Tags: Digital memory, PKM, Note‑taking, Knowledge management. |
| Pointron | pointron.app | Your focus haven, a tool for tracking your goals and managing your time. Tags: Focus, Time tracking, Goals, Events and Task management. |
*For early access to our new products - please join our Discord here.
Note: All of the above tools are designed for personal use and lack team/group features like collaboration, sharing, etc.
Currently, only the frontend apps can be self‑hosted on your own server. This means you cannot sync data between devices when self‑hosting. To deploy the offline‑only frontend at your own URL, follow these steps.
/apps folder containing apps that can be deployed. Choose the app sub-folder corresponding to the app you want to run.VITE_PRODUCT={{memotron | pointron | nucleum }}
VITE_STATIC_URL=https://cdn.21n.co
Full app deployment including backend will be available soon...
Due to the current size of our team, we are not accepting external contributions at this time. We appreciate your interest and understanding.
This project is licensed under the AGPL-3.0 license. See the LICENSE file for details.
For any questions, security reporting or feedback, please contact us at hello@21n.co.
❤️ We extend our deepest gratitude to all the OSS libraries and tools that made this project possible.
TypeScript
48.4%
Svelte
44.4%
Swift
3.9%
JavaScript
1.8%

Meticulously crafted super apps to help you manage your digital life efficiently.
| App | Website | Description |
|---|---|---|
| Memotron | memotron.app | Your memory atlas, a tool for managing your digital memory and personal knowledge. Tags: Digital memory, PKM, Note‑taking, Knowledge management. |
| Pointron | pointron.app | Your focus haven, a tool for tracking your goals and managing your time. Tags: Focus, Time tracking, Goals, Events and Task management. |
*For early access to our new products - please join our Discord here.
Note: All of the above tools are designed for personal use and lack team/group features like collaboration, sharing, etc.
Currently, only the frontend apps can be self‑hosted on your own server. This means you cannot sync data between devices when self‑hosting. To deploy the offline‑only frontend at your own URL, follow these steps.
/apps folder containing apps that can be deployed. Choose the app sub-folder corresponding to the app you want to run.VITE_PRODUCT={{memotron | pointron | nucleum }}
VITE_STATIC_URL=https://cdn.21n.co
Full app deployment including backend will be available soon...
Due to the current size of our team, we are not accepting external contributions at this time. We appreciate your interest and understanding.
This project is licensed under the AGPL-3.0 license. See the LICENSE file for details.
For any questions, security reporting or feedback, please contact us at hello@21n.co.
❤️ We extend our deepest gratitude to all the OSS libraries and tools that made this project possible.
TypeScript
48.4%
Svelte
44.4%
Swift
3.9%
JavaScript
1.8%