chore: updated licenses.

stas · stas · commit a4fe56813c9e · 2025-10-15T23:19:12.000+01:00
diff --git a/LICENSE b/LICENSE
@@ -15,7 +15,7 @@ Licensed Work:        Velodrome Smart Contracts
 Additional Use Grant: Any uses listed and defined at
                       v2-license-grants.velodrome.eth
 
-Change Date:          The earlier of 2025-06-01 or a date specified at
+Change Date:          The earlier of 2027-01-01 or a date specified at
                       v2-license-date.velodrome.eth
 
 Change License:       GNU General Public License v2.0 or later
diff --git a/LICENSE.GPL3 b/LICENSE.GPL3
diff --git a/LICENSE.MIT b/LICENSE.MIT
@@ -0,0 +1,19 @@
+MIT License
+
+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
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/NOTICE b/NOTICE
@@ -0,0 +1,53 @@
+This product bundles the constant product liquidity pool and router
+implementations which are available under the GNU General Public License v3.0.
+For details, see
+* contracts/Pool.sol
+* contracts/PoolFees.sol
+* contracts/Router.sol
+* contracts/RewardsDistributor.sol
+* contracts/Aero.sol
+* contracts/ProtocolForwarder.sol
+* LICENSE.GPL3
+
+
+This product bundles the ProtocolTimeLibrary library which is available under
+the MIT License. For details, see
+* contracts/libraries/ProtocolTimeLibrary.sol
+* LICENSE.MIT
+
+
+This product bundles interfaces for external smart contracts which are
+available under the MIT License. For details, see
+* contracts/governance/IGovernor.sol
+* contracts/governance/IVetoGovernor.sol
+* contracts/governance/IVotes.sol
+* contracts/interfaces/
+* LICENSE.MIT
+
+
+This product bundles the BokkyPooBah's DateTime library which is available under
+the MIT License. For details, see
+* contracts/art/BokkyPooBahsDateTimeLibrary.sol
+* LICENSE.MIT
+
+
+This product bundles the PerlinNoise library which is available under
+the MIT License. For details, see
+* contracts/art/PerlinNoise.sol
+* LICENSE.MIT
+
+
+This product bundles the Trig library which is available under
+the MIT License. For details, see
+* contracts/art/Trig.sol
+* LICENSE.MIT
+
+
+This product bundles the GSN Forwarder library which is available under
+the GNU General Public License v3.0. For details, see
+* lib/gsn/packages/contracts/LICENSE
+
+
+This product bundles the OpenZeppelin library which is available under
+the MIT license. For details, see
+* lib/openzeppelin-contracts
diff --git a/README.md b/README.md
@@ -80,6 +80,11 @@ See `script/README.md` for more detail.
 ### Access Control
 See `PERMISSIONS.md` for more detail.
 
+## Licensing
+
+This project follows the [Apache Foundation](https://infra.apache.org/licensing-howto.html)
+guideline for licensing. See LICENSE and NOTICE files.
+
 ## Deployment
 
 | Name               | Address                                                                                                                               |
diff --git a/contracts/Aero.sol b/contracts/Aero.sol
@@ -6,7 +6,7 @@ import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import {ERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol";
 
 /// @title Aero
-/// @author velodrome.finance
+/// @author velodrome.finance, Solidly
 /// @notice The native token in the Protocol ecosystem
 /// @dev Emitted by the Minter
 contract Aero is IAero, ERC20Permit {
diff --git a/contracts/Minter.sol b/contracts/Minter.sol
@@ -11,7 +11,7 @@ import {IEpochGovernor} from "./interfaces/IEpochGovernor.sol";
 import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
 
 /// @title Minter
-/// @author velodrome.finance, @figs999, @pegahcarter
+/// @author velodrome.finance, Solidly, @figs999, @pegahcarter
 /// @notice Controls minting of emissions and rebases for the Protocol
 contract Minter is IMinter {
     using SafeERC20 for IAero;
diff --git a/contracts/Pool.sol b/contracts/Pool.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: GPL-3.0-or-later
 pragma solidity 0.8.19;
 
 import {Math} from "@openzeppelin/contracts/utils/math/Math.sol";
@@ -14,7 +14,7 @@ import {ERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20P
 import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol";
 
 /// @title Pool
-/// @author velodrome.finance, @figs999, @pegahcarter
+/// @author velodrome.finance, Solidly, Uniswap Labs, @figs999, @pegahcarter
 /// @notice Protocol token pool, either stable or volatile
 contract Pool is IPool, ERC20Permit, ReentrancyGuard {
     using SafeERC20 for IERC20;
diff --git a/contracts/PoolFees.sol b/contracts/PoolFees.sol
@@ -1,11 +1,12 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: GPL-3.0-or-later
 pragma solidity 0.8.19;
 
 import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
 
 /// @title PoolFees
 /// @notice Contract used as 1:1 pool relationship to split out fees.
+/// @author velodrome.finance, Solidly
 /// @notice Ensures curve does not need to be modified for LP shares.
 contract PoolFees {
     using SafeERC20 for IERC20;
diff --git a/contracts/RewardsDistributor.sol b/contracts/RewardsDistributor.sol
@@ -12,7 +12,6 @@ import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol
  * @title Curve Fee Distribution modified for ve(3,3) emissions
  * @author Curve Finance, andrecronje
  * @author velodrome.finance, @figs999, @pegahcarter
- * @license MIT
  */
 contract RewardsDistributor is IRewardsDistributor {
     using SafeERC20 for IERC20;
diff --git a/contracts/Router.sol b/contracts/Router.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: GPL-3.0-or-later
 pragma solidity 0.8.19;
 
 import {Math} from "@openzeppelin/contracts/utils/math/Math.sol";
@@ -16,7 +16,7 @@ import {ERC2771Context} from "@openzeppelin/contracts/metatx/ERC2771Context.sol"
 import {Clones} from "@openzeppelin/contracts/proxy/Clones.sol";
 
 /// @title Protocol Router
-/// @author velodrome.finance, @pegahcarter
+/// @author velodrome.finance, Solidly, Uniswap Labs, @pegahcarter
 /// @notice Router allows routes through any pools created by any factory adhering to univ2 interface.
 contract Router is IRouter, ERC2771Context {
     using SafeERC20 for IERC20;
diff --git a/contracts/Voter.sol b/contracts/Voter.sol
@@ -19,7 +19,7 @@ import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.
 import {ProtocolTimeLibrary} from "./libraries/ProtocolTimeLibrary.sol";
 
 /// @title Protocol Voter
-/// @author velodrome.finance, @figs999, @pegahcarter
+/// @author velodrome.finance, Solidly, @figs999, @pegahcarter
 /// @notice Manage votes, emission distribution, and gauge creation within the Protocol's ecosystem.
 ///         Also provides support for depositing and withdrawing from managed veNFTs.
 contract Voter is IVoter, ERC2771Context, ReentrancyGuard {
diff --git a/contracts/VotingEscrow.sol b/contracts/VotingEscrow.sol
@@ -22,7 +22,7 @@ import {SafeCastLibrary} from "./libraries/SafeCastLibrary.sol";
 /// @notice Votes have a weight depending on time, so that users are committed to the future of (whatever they are voting for)
 /// @author Modified from Solidly (https://github.com/solidlyexchange/solidly/blob/master/contracts/ve.sol)
 /// @author Modified from Curve (https://github.com/curvefi/curve-dao-contracts/blob/master/contracts/VotingEscrow.vy)
-/// @author velodrome.finance, @figs999, @pegahcarter
+/// @author velodrome.finance, Solidly, @figs999, @pegahcarter
 /// @dev Vote weight decays linearly over time. Lock time cannot be more than `MAXTIME` (4 years).
 contract VotingEscrow is IVotingEscrow, ERC2771Context, ReentrancyGuard {
     using SafeERC20 for IERC20;
diff --git a/contracts/governance/IGovernor.sol b/contracts/governance/IGovernor.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IERC165} from "@openzeppelin/contracts/utils/introspection/ERC165.sol";
diff --git a/contracts/governance/IVetoGovernor.sol b/contracts/governance/IVetoGovernor.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IERC165} from "@openzeppelin/contracts/utils/introspection/ERC165.sol";
diff --git a/contracts/governance/IVotes.sol b/contracts/governance/IVotes.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// Modified IVotes interface for tokenId based voting
diff --git a/contracts/libraries/ProtocolTimeLibrary.sol b/contracts/libraries/ProtocolTimeLibrary.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: BUSL-1.1
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.19;
 
 library ProtocolTimeLibrary {
