Openssl is licensed under an apachestyle license, which basically means that you are free to get and use it for commercial and noncommercial purposes subject to some simple license conditions. Comparison of free and opensource software licences wikipedia. License issues the openssl toolkit stays under a dual license, i. The openssl software foundation osf represents the openssl project in most legal capacities including contributor license. Chocolatey is software management automation for windows that wraps installers, executables, zips, and scripts into compiled packages. You can distribute your application using a gpl library commercially, but you must also provide the source code. You may copy, distribute and modify the software as long as you track changesdates of in source files and keep modifications under gpl. This product includes software developed by the openssl project for use in the. Openssl license software package data exchange spdx. Openssl license questions open source stack exchange. Licensed works, modifications, and larger works may be distributed under different terms and without source code.
These licenses are available below for the most recent version of the software, as well. Mar 24, 2017 analysis the openssl project, possibly the most widely used opensource cryptographic software, has a license to kill specifically its own. It does not prevent a commercial firm from referring to the mit trademarks in order to convey information although in doing so, recognition of their trademark status should be given. This document merely quotes relevant license texts. This product includes software developed by the openssl project. Commercial use means use of a name in a product or other forprofit manner. For a list of vulnerabilities, and the releases in which they were found and fixes, see our vulnerabilities page. Openssl is licensed under an apachestyle license, which basically means that you are free to get and use it for commercial and non commercial purposes subject to some simple license conditions. Most of these opinions were formed in discussions on the debianlegal mailing list in response to questions from potential package maintainers or. In all cases, there is a file named license in the toplevel of the release. Most of these opinions were formed in discussions on the debianlegal mailing list in response to questions from potential package maintainers or licensors. This license has a special advertising clause saying that advertising materials mentioning features or use of the software must display an acknowledgment. Mention of commercial or proprietary products or services in this wiki should not be construed as endorsement by the openssl software foundation, the openssl project, or the opensslwiki community.
The current openssl licence is an apache style license. The openssl program is a command line tool for using the various cryptography functions of openssls crypto library from the shell. The full text of the dual openssl license and the ssleay license is provided in the downloadable software. In all cases, there is a file named license in the toplevel of the. Describes the ability to use the software for commercial purposes. The combination results in a copyleft free software license that is incompatible with the gnu gpl. Use this page to look at the history of releases and to determine the. The openssl toolkit stays under a double license, i. Redistributions of any form whatsoever must retain the following acknowledgment. This product includes software developed by the openssl project for use in the openssl toolkit. Businesses and enterprises who wish to incorporate wolfssl products into proprietary appliances or other commercial software products for redistribution must license commercial versions.
Openssl the openssl toolkit stays under a dual license, i. Products derived from this software may not be called openssl nor may openssl appear in their names without prior written permission of the openssl project. Filter by license to discover only free or open source alternatives. This library is free for commercial and non commercial use as long. Reference to such products and services is permissible when restricted to factually verifiable information appropriate in the current context. Openssl is an open source toolkit implementing the secure sockets layer ssl v2v3 and transport layer security tls v1 protocols as well as a fullstrength general purpose cryptography library. In order to be in compliance with those licenses, acknowledgements of the use of openssl are given in the about starstax dialog. Openssl is widely used in commercial software products and for years now we have been approached by some of those commercial vendors to provide specific consulting services. Gnu project the gnu operating system and the free software.
Openssl license and the original ssleay license apply to the toolkit. Openssl license openssl explained in plain english. This library is free for commercial and noncommercial use as long as. If you were wondering whether you can use apache licensed code in your commercial applications and what do you need to do in order to comply with the license heres the unofficial simple ans short answer. Work and such derivative works in source or object form. Openssl the following software may be included in this product. The names openssl toolkit and openssl project must not be used to endorse or promote products derived from this software without prior written permission. This is a comparison of free and opensource software licences. Openssl is an open source project that provides a robust, commercialgrade, and fullfeatured toolkit for the transport layer security tls and secure sockets layer ssl protocols. Open source license notices for the cisco unified ip phones. Flexnet publisher documentation supplement open source. Openssl is covered by one of two licenses, depending on which release is involved. Openssl wizard is a small gui layer on top of the openssl cli, which allows you to. License this is a copy of the current license file inside the cvs repository.
Chocolatey is trusted by businesses to manage software deployments. License issues the openssl toolkit stays under a double license, i. Openssl is an open source project that provides a robust, commercial grade, and fullfeatured toolkit for the transport layer security tls and secure sockets layer ssl protocols. Generate an rsa key generate an elliptic curve dsa key generate a new root certificate authority. Lightworks uses code from the openssl project to provide support for ssl encrypted connections. Licensing information wolfssl embedded ssltls library. The openssl program is a command line tool for using the various cryptography functions of openssl s crypto library from the shell. Well, the openssl license contains the following two clauses.
This page presents the opinion of some debianlegal contributors on how certain licenses follow the debian free software guidelines dfsg. Openssl license openssl explained in plain english tldrlegal. This list contains a total of 9 apps similar to openssl. All advertising materials mentioning features or use of this software must display the following acknowledgment. Generate an rsa key generate an elliptic curve dsa key. Openssl license agreement software license management. A bsdstyle license tailored specifically for openssl software. Alternatives to openssl for windows, linux, mac, android, iphone and more. This library is free for commercial and noncommercial use as long as the. The lack of a formal openssl entity to perform the usual business functions has made that process harder than it needed to be. Starstax uses the openssl toolkit under the terms of the dual openssl license and the ssleay license. Actually both licenses are bsdstyle open source licenses.
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