Enables processing and scientific analysis of large amounts of data: today, more than 2 exabytes are stored in ROOT files. The Higgs was discovered with ROOT!
Open source, which means that you can use it freely and modify it. It adopts an open development process, inviting its users to contribute to it.
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Delivered with a C++ interpreter, ideal for fast prototyping. ROOT also offers a Python interface to all its components with dynamic bindings. Jupyter notebooks are supported too.
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A successful ROOT advanced training in Bologna (21 Sep 2026)
Last week, September 16th-18th 2026, the INFN Sezione di Bologna (Dipartimento di Fisica e Astronomia) organized and hosted the first “Modern ROOT workshop” training event. The ROOT project was invited to give lectures and hands-on exercises to students, post-docs and scientists attending both in Bologna (Italy) and online. Invitation: C++ Documentary YouTube Release 🍿 (03 Jun 2026)Tomorrow, June 4th, 21:00 CET, the Cult.repo documentary about C++, featuring its creator, several world-class C++ experts, HEP, and also ROOT will be released. ROOT and the C++ Documentary: the trailer! (15 May 2026)In 1979, Bjarne Stroustrup arrived at Bell Labs. What started as a small personal experiment became one of the world’s most used, most controversial, and most powerful languages. ROOT Advanced Course 2026 (20 Apr 2026)We’ve heard you - at least some of you - and we organized the first edition of the ROOT Advanced Course! 🚀 3rd ROOT Hackathon: The Fixathon 2.0 (25 Mar 2026)📅 11-12 May 2026 | 📍 CERN, IdeaSquareMore ... |
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