Knowledge Tree
Relations (1)
related 2.32 — strongly supporting 4 facts
The Apache License 2.0 and copyleft licenses are both primary categories of open-source software licenses [1], though they are distinguished by their specific requirements regarding source code provision and license propagation {fact:2, fact:4}. Furthermore, both license types have evolved to address modern legal concerns, such as the inclusion of explicit patent grants [2].
Facts (4)
Sources
What is OSS? - CircleCI circleci.com 1 fact
referenceThe GPL and EUPL licenses are classified as copyleft and require source code viewing, while the AGPLv3 is also classified as copyleft and requires source code viewing. The M.I.T. and Apache licenses are classified as non-copyleft and do not require source code viewing, and the Mozilla Public License (MPL) is classified as quasi-copyleft and does not require source code viewing.
Open-source license - Wikipedia en.wikipedia.org 1 fact
claimNewer copyleft licenses and the 2004 Apache License offer explicit patent grants and limited protection from patent litigation.
Understanding Open-source Licenses: Key factors to Consider leanix.net 1 fact
claimOpen-source licenses are categorized into two main types: permissive licenses (such as MIT, Apache, and BSD) and copyleft licenses (such as GPL and LGPL).
The Complete Guide to Open Source Licenses - FOSSA fossa.com 1 fact
claimCommon open source license compliance requirements include attribution (preserving copyright notices and license text), source code provision (making source code available for copyleft licenses), change documentation (required by licenses like Apache 2.0), license propagation (distributing derivative works under compatible terms), and notices preservation (keeping specific files like NOTICE files).