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Oct 20, 2020 · Copyright notices are one-line strings that typically include the word "Copyright" (or some substitute, like ©), a name (usually a person or company), and a year. In this article, I am not focusing on licenses or license notices (which may sometimes include a copyright notice).
- Rich Bowen
Rich is an Open Source Advocate at AWS. He's a director,...
- Licensing
Learn more about open source licensing, compliance, and...
- Rich Bowen
Nov 17, 2010 · It's a common practice to place copyright notices, various legal disclaimers and sometimes even full license agreements in each source file of an open-source project. Is this really necessary for a (1) open-source project and (2) closed-source project?
Jan 10, 2020 · Learn which copyright notice should appear at the top of an open source project with many contributors.
- Variations
- The Year
- Files Derived from Third Party Code
- Individual Author Information
No variations are acceptable. For example DO NOTuse the symbol ©, or the abbreviation Copr. in place ofthe word Copyright.
Substitute the appropriate year of creation for "2010" in the examples. Forexample, if something was first written in 2010, then your statement should looklike: There is no need to update the year if the file is just being moved from oneplace to another. When making changes to code with an existing copyright notice: 1. Retain earliest copyright yea...
Files that copy lines of code from third-party files, or that are directlytranslated or derived from third-party files, must retain any copyright noticespresent in the third-party file(s). A Google copyright notice can be added tothe license header as a separate copyright notice, beneath any existing notices,but above the license text. Any files th...
Before adding author information to the content of a file, consider thatrevision history already provides a more detailed and accurate record ofauthorship. No major language style guide at Google recommends adding authorinformation. For some languages individual author information may be included in a styleappropriate to the language. For C++ this ...
You can and should lay copyright claim to the code you wrote and / or modified. To do so with the same MIT license: Just add your copyright notice after the 2012 Acme Corp copyright notice in the files you modified. You can license your modifications under a different license, if you so choose.
Copyright is automatic (since the Berne convention) and any work of authorship is automatically protected by it – essentially giving the copyright holder 1 exclusive power over its work. In order for your downstream to have the rights to use any of your work – be that code, text, images or other media – you need to give them a license to it.
Jun 3, 2015 · TL;DR: What is the appropriate copyright notice for opens source projects? Who is the copyright holder? What year (s) should you put? Do you even need a copyright notice in the first place? 5 minute read.
