ELNX is a modern, web-based electronic laboratory notebook (ELN) designed to simplify and secure the process of scientific data recording. Tailored for researchers across various disciplines, ELNX provides an intuitive interface that supports structured record-keeping, timestamped entries, and collaborative features such as version control and role-based access. Supervisors can review and sign off on entries, ensuring compliance and data integrity. The platform is highly accessible across devices and allows scientists to focus on experimentation while maintaining well-organized, traceable documentation. Its responsive design supports use on mobile devices, enabling photo capture and annotation directly within the app.