notfoundium.com — licences of the software and fonts it uses Site content, the "Notfoundium" name, the Nf element tile and the product renderings: Copyright (c) 2026 Mehra Holdings. All rights reserved. "Element 404" and "Notfoundium" are trademarks of Mehra Holdings. three.js (the 3D molecule): MIT licence, Copyright (c) 2010-2026 three.js authors. Full text: /js/LICENSE-three.txt IBM Plex Sans and IBM Plex Mono (the typefaces): SIL Open Font License 1.1, Copyright IBM Corp. Full text: /fonts/LICENSES-ibm-plex.txt