License
The Apache 2.0 license is a permissive open-source software license maintained by the Apache Software Foundation. It grants users the freedom to use, modify, and distribute software under its terms while providing explicit patent protections to licensees. The license is widely adopted across software projects, frameworks, and tools due to its clear terms and compatibility with many other open-source licenses.
Key Requirements and Terms
Apache 2.0 requires that modified versions of the software include a notice of the changes made. Distributions of the licensed software must retain a copy of the license, copyright notice, and any NOTICE file included in the original work. Users are permitted to use the software for any purpose, including commercial applications, provided they comply with these conditions.
Patent Protection
A distinctive feature of Apache 2.0 is its explicit grant of patent rights from contributors to users. This protects licensees against patent claims related to the software, a protection that extends only to those using the software in accordance with the license terms. This provision addresses concerns about patent litigation in open-source software development.
Source Notes
- 2026-04-08: Agentic Visual Reasoning Enhancing VLMs for Precise Object Counting an · ▶ source
- 2026-04-12: MiniMax M27 Open Source LLM Technical Overview and Deployment Summary · ▶ source
- 2026-04-13: MiniMax M27 Open Source LLM Rivaling Opus 46 with Agent Capabilities · ▶ source
- 2026-04-17: DeepMind Gemma 4 Open Efficient AI Empowering Local Device Execution · ▶ source
- 2026-04-22: Google Gemma · ▶ source
- 2026-04-26: DeepSeek · ▶ source
- 2026-04-27: Music Chords: Foundations, Anatomy, Harmony, and Scale Relationships · ▶ source
- 2026-04-29: Google DeepMind