BigBlueButton Inc. Contributor Agreement
This BigBlueButton Inc. Contributor Agreement (the “Agreement”) shall apply to the contributionof materials by the individual or company identified in the signature block below (“Contributor”)
to a product or project (“Project”) owned or managed by BigBlueButton Inc. ( “BigBlueButton”),
and sets out the intellectual property rights Contributor grants to BigBlueButton in thecontributed materials. If this contribution is on behalf of a company, the term Contributor will alsomean the company identified below. If Contributor agrees to be bound by these terms, fill in theinformation requested below and provide Contributor’s signature. In the event of a conflict
between the terms of this Agreement and the terms of any other BigBlueButton policy oragreement, the terms of this Agreement shall prevail to the extent of the conflict.
1. The term “Contribution” means any source code, object code, patch, tool, sample, graphic,specification, manual, documentation, or any other material posted or submitted by Contributor
to a Project.
2. The term “Licensed Patents” means patent claims licensable by Contributor which arenecessarily infringed by the use or sale of Contributor’s Contribution alone or when combinedwith the Project to which it is being contributed.
3. Subject to the terms of this Agreement, Contributor hereby grants to BigBlueButton aperpetual, irrevocable, non-exclusive, worldwide, no-charge, royalty-free, unrestricted copyrightlicense to use, make, reproduce, prepare derivative works of, publicly display, publicly perform,communicate, transmit, sell, distribute, sublicense or otherwise transfer Contributor’sContribution, and/or derivative works thereof, and authorize third parties to do any, some or allof the foregoing including, but not limited to, sublicensing others to do any some or all of theforegoing indefinitely.
4. Subject to the terms of this Agreement, Contributor hereby grants to BigBlueButton a nonexclusive, worldwide, royalty-free patent license under the Licensed Patents to make, use, sell,offer to sell, import and otherwise transfer Contributor’s Contribution, if any, in source code andobject code form together with the right to sublicense the foregoing rights. This patent license
shall apply to the combination of the Contribution and the Project to which such Contribution
was contributed if, at the time the Contribution is added by Contributor, such addition of theContribution causes such combination to be covered by the Licensed Patents. The patent
license shall not apply to any other combinations which include the Contribution. If any entity
institutes patent litigation against Contributor (including a cross- claim or counterclaim in alawsuit) alleging that Contributor’s Contribution or the Project to which it was contributed(excluding combinations of the Project with other software or hardware) constitutes direct orcontributory infringement of such entity’s patent(s), then such entity’s rights granted byBigBlueButton in accordance with its sublicense rights contained in this section shall terminate

in accordance with the termination provisions of the Retaliation Clause (as defined in Section 5below) in the license between BigBlueButton and such entity.
5. Except as set out above, Contributor keeps all right, title, and interest in Contributor’sContribution. The rights that Contributor grants to BigBlueButton under these terms are effectiveon the date Contributor first made the Contribution to BigBlueButton, even if Contributor’sContribution took place before the date Contributor signed these terms. BigBlueButton may
make any Contribution available to others under a suitable FSF (FreeSoftware Foundation) or OSI (Open Source Initiative) approved license, provided that any suchlicense provides for the termination of that license if the recipient commences patent
infringement litigation against Contributor with respect to the Contribution (a “RetaliationClause”) and BigBlueButton will provide reasonable cooperation with respect to the enforcementof the termination of such license.
6. Contributor is not expected to provide support for Contributor’s Contributions, except to theextent Contributor desires to provide support. Contributor may provide support for free, for a fee,or not at all. Unless agreed to in writing, Contributor provides Contributor’s Contributions on an"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express orimplied, including, without limitation, any warranties or conditions of TITLE,NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE.
7. Contributor represents that to Contributor’s knowledge Contributor has sufficient rights inContributor’s Contribution(s) to grant the foregoing rights and licenses. This Agreement will begoverned by the laws of the State of New York and applicable U.S. Federal Law. Any choice oflaw rules will not apply.
8. The parties to this Agreement may not assign this Agreement without the other party’s writtenconsent provided that BigBlueButton may assign all of its rights and obligations under thisAgreement without Contributor’s consent by providing Contributor with prior written notice ifsuch assignment is pursuant to 1) a reorganization of BigBlueButton into another not-for-profit
corporation or foundation with a similar purpose to BigBlueButton or 2) the sale or transfer of allor substantially all of the assets and liabilities of BigBlueButton to anothernot-for-profit-corporation or foundation with a similar purpose to BigBlueButton. Upon any suchassignment BigBlueButton shall be fully released from its obligations hereunder provided thatthe assignee assumes the rights and obligations of BigBlueButton hereunder.
Please list Contributor’s username(s) for which Contributor would like to contribute materials tothe BigBlueButton Project(s).

Contributor’s username(s):Contributor’s contact information (Please print clearly):

Contributor’s name:Contributor’s company's name (if applicable):
Physical mailing address (not email):
Email address:

Signature

Date:

To deliver these terms to us, please fill out, scan (or take a picture) of each page, and email thescanned images to cla@bigbluebutton.org.
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