
WLJS Notebook
Fiscal Host: Open Collective Europe
Digital notebook with math input, fast interactive evaluation—built for physics, math, and data science workflows. Made with freeware Wolfram Engine

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News from WLJS Notebook
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Release notes 2.7.4 ⭐️
👐 Open Source Support- Now on Open Collective! Support and engage with the project: Join us [here](https://opencollective.com/wljs-notebook). 📊 Plotting Improvements- Log plots fixed:...
Published on May 10, 2025 by Kirill Vasin
Use Case: How to Use Gyroscope in Presentations, or Why Take a JoyCon to DPG2025
Beyond clickers: interactive presentations with Nintendo controller, computational notebook, and a dash of wizardry · This article explores how browser-based computational notebooks — particularly the WLJS Notebook — can transform static sl...
Published on May 9, 2025 by Kirill Vasin
Release notes 2.7.3 ✨
New Features & Enhancements🖨️ Export to PDF (Desktop Only)Full support for rendering notebooks as high-quality PDFs using Electron (Chromium) engine.Smart whitespace trimming via offscreen rendering and pixel analysis.🤖 Semantic Inter...
Published on May 8, 2025 by Kirill Vasin

About
As an open-source initiative, our mission is to bring the power of Wolfram Language computation—traditionally associated with heavyweight closed commercial tools—into a portable, browser-based environment. Developed through the collective effort of physicists and programmers this freeware notebook environment helps in solving real-world scientific challenges, teach students complex concepts from science more intuitively, and explore mathematics and computational thinking in a more interactive and accessible way using symbolic programming paradigm.
WLJS Notebook is the first open-source solution to feature true 2D math input combined with powerful syntax sugar and the fastest granular interactive evaluation engine, making it ideal for advanced mathematical workflows, scientific computing, and data exploration.
WLJS Notebook is the first open-source solution to feature true 2D math input combined with powerful syntax sugar and the fastest granular interactive evaluation engine, making it ideal for advanced mathematical workflows, scientific computing, and data exploration.
Our team
Kirill Vasin
Admin
Kirill Belov
Admin