From 84e2d4d2b6694f344d80c18672c78b650189d423 Mon Sep 17 00:00:00 2001 From: bnewbold Date: Thu, 2 Nov 2023 00:45:13 -0700 Subject: [PATCH] Update atproto source license to MIT/Apache2 (#1788) * update LICENSE files to MIT/Apache2 * README: update top-level license * update package-level READMEs with license * changeset: license update --- .changeset/warm-lions-occur.md | 18 +++ LICENSE-APACHE.txt | 202 +++++++++++++++++++++++++++++++++ LICENSE => LICENSE-MIT.txt | 2 - LICENSE.txt | 7 ++ README.md | 7 +- packages/api/README.md | 7 +- packages/bsky/README.md | 7 +- packages/common-web/README.md | 7 +- packages/common/README.md | 7 +- packages/crypto/README.md | 7 +- packages/dev-env/README.md | 7 +- packages/identity/README.md | 7 +- packages/lex-cli/README.md | 7 +- packages/lexicon/README.md | 7 +- packages/pds/README.md | 7 +- packages/repo/README.md | 7 +- packages/syntax/README.md | 7 +- packages/xrpc-server/README.md | 7 +- packages/xrpc/README.md | 7 +- 19 files changed, 317 insertions(+), 17 deletions(-) create mode 100644 .changeset/warm-lions-occur.md create mode 100644 LICENSE-APACHE.txt rename LICENSE => LICENSE-MIT.txt (96%) create mode 100644 LICENSE.txt diff --git a/.changeset/warm-lions-occur.md b/.changeset/warm-lions-occur.md new file mode 100644 index 00000000000..3e86a4d3d2f --- /dev/null +++ b/.changeset/warm-lions-occur.md @@ -0,0 +1,18 @@ +--- +'@atproto/xrpc-server': patch +'@atproto/common-web': patch +'@atproto/identity': patch +'@atproto/dev-env': patch +'@atproto/lex-cli': patch +'@atproto/lexicon': patch +'@atproto/common': patch +'@atproto/crypto': patch +'@atproto/syntax': patch +'@atproto/bsky': patch +'@atproto/repo': patch +'@atproto/xrpc': patch +'@atproto/api': patch +'@atproto/pds': patch +--- + +update license to "MIT or Apache2" diff --git a/LICENSE-APACHE.txt b/LICENSE-APACHE.txt new file mode 100644 index 00000000000..d6456956733 --- /dev/null +++ b/LICENSE-APACHE.txt @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/LICENSE b/LICENSE-MIT.txt similarity index 96% rename from LICENSE rename to LICENSE-MIT.txt index 042cffe65ef..9cf106272ac 100644 --- a/LICENSE +++ b/LICENSE-MIT.txt @@ -1,7 +1,5 @@ MIT License -Copyright (c) 2022-2023 Bluesky PBC - Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights diff --git a/LICENSE.txt b/LICENSE.txt new file mode 100644 index 00000000000..36f42cf81d0 --- /dev/null +++ b/LICENSE.txt @@ -0,0 +1,7 @@ +Dual MIT/Apache-2.0 License + +Copyright (c) 2022-2023 Bluesky PBC, and Contributors + +Except as otherwise noted in individual files, this software is licensed under the MIT license (), or the Apache License, Version 2.0 (). + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/README.md b/README.md index 0fe2bdade63..5a0a18ce853 100644 --- a/README.md +++ b/README.md @@ -108,4 +108,9 @@ If you discover any security issues, please send an email to security@bsky.app. ## License -MIT License. See [LICENSE](./LICENSE) for full text. +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/api/README.md b/packages/api/README.md index 9f59f3fbc9b..4d1cfb5f35f 100644 --- a/packages/api/README.md +++ b/packages/api/README.md @@ -335,4 +335,9 @@ BskyAgent.configure({ ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/bsky/README.md b/packages/bsky/README.md index 8066ae30e1f..8849ae34de3 100644 --- a/packages/bsky/README.md +++ b/packages/bsky/README.md @@ -7,4 +7,9 @@ TypeScript implementation of the `app.bsky` Lexicons backing the https://bsky.ap ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/common-web/README.md b/packages/common-web/README.md index 74426aebe37..9dec61b4373 100644 --- a/packages/common-web/README.md +++ b/packages/common-web/README.md @@ -7,4 +7,9 @@ Shared TypeScript code for other `@atproto/*` packages, which is web-friendly (r ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/common/README.md b/packages/common/README.md index c08104cebe1..2cd3e74b23a 100644 --- a/packages/common/README.md +++ b/packages/common/README.md @@ -7,4 +7,9 @@ Shared TypeScript code for other `@atproto/*` packages. This package is oriented ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/crypto/README.md b/packages/crypto/README.md index 0b610bf7f6f..f92c5cbfb1f 100644 --- a/packages/crypto/README.md +++ b/packages/crypto/README.md @@ -43,4 +43,9 @@ if (!ok) { ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/dev-env/README.md b/packages/dev-env/README.md index 60befbe44ca..6c2fbae1f3a 100644 --- a/packages/dev-env/README.md +++ b/packages/dev-env/README.md @@ -31,4 +31,9 @@ Get the `ServiceClient` for the given user. ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/identity/README.md b/packages/identity/README.md index 874fe23570e..9806a3c5f67 100644 --- a/packages/identity/README.md +++ b/packages/identity/README.md @@ -37,4 +37,9 @@ if (data.handle != handle) { ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/lex-cli/README.md b/packages/lex-cli/README.md index 1eee8f0c5ac..a7fef9e3a2a 100644 --- a/packages/lex-cli/README.md +++ b/packages/lex-cli/README.md @@ -36,4 +36,9 @@ $ lex gen-server ./server/src/xrpc ./schemas/com/service/*.json ./schemas/com/an ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/lexicon/README.md b/packages/lexicon/README.md index 33fd777ce7f..697abd97d03 100644 --- a/packages/lexicon/README.md +++ b/packages/lexicon/README.md @@ -31,4 +31,9 @@ lex.assertValidXrpcOutput('com.example.query', {...}) ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/pds/README.md b/packages/pds/README.md index b70d99cb780..e99e2b42965 100644 --- a/packages/pds/README.md +++ b/packages/pds/README.md @@ -9,4 +9,9 @@ If you are interested in self-hosting a PDS, you probably want this repository i ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/repo/README.md b/packages/repo/README.md index e018cf76ff8..a972e547124 100644 --- a/packages/repo/README.md +++ b/packages/repo/README.md @@ -9,4 +9,9 @@ Repositories in atproto are signed key/value stores containing CBOR-encoded data ## License -MIT License +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/syntax/README.md b/packages/syntax/README.md index 0658b64d59c..c27205580b8 100644 --- a/packages/syntax/README.md +++ b/packages/syntax/README.md @@ -69,4 +69,9 @@ uri.rkey // => '1234' ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/xrpc-server/README.md b/packages/xrpc-server/README.md index 03314c342a6..7c53339bc12 100644 --- a/packages/xrpc-server/README.md +++ b/packages/xrpc-server/README.md @@ -51,4 +51,9 @@ app.listen(8080) ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0. diff --git a/packages/xrpc/README.md b/packages/xrpc/README.md index 5789302658e..31b66e7f32c 100644 --- a/packages/xrpc/README.md +++ b/packages/xrpc/README.md @@ -71,4 +71,9 @@ const res3 = await xrpc.service('https://example.com').call( ## License -MIT +This project is dual-licensed under MIT and Apache 2.0 terms: + +- MIT license ([LICENSE-MIT.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-MIT.txt) or http://opensource.org/licenses/MIT) +- Apache License, Version 2.0, ([LICENSE-APACHE.txt](https://github.com/bluesky-social/atproto/blob/main/LICENSE-APACHE.txt) or http://www.apache.org/licenses/LICENSE-2.0) + +Downstream projects and end users may chose either license individually, or both together, at their discretion. The motivation for this dual-licensing is the additional software patent assurance provided by Apache 2.0.