after some consulting, it should be “FreeBSD”

What Parsec used is called “FreeBSD” or “BSD 2 clause”. Addition of the
third clause may require contacting all the authors. To hell with it,
let it be “FreeBSD” (which is anyway better than “BSD-like”), I'm a
hacker, not a lawyer (tm).

LICENSE.md

@@ -14,10 +14,6 @@ modification, are permitted provided that the following conditions are met:
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 
-* Neither the names of the copyright holders nor the names of contributors
-  may be used to endorse or promote products derived from this software
-  without specific prior written permission.
-
 This software is provided by the copyright holders “as is” and any express
 or implied warranties, including, but not limited to, the implied warranties
 of merchantability and fitness for a particular purpose are disclaimed. In

README.md

@@ -1,6 +1,6 @@
 # Megaparsec
 
-[![License BSD3](https://img.shields.io/badge/license-BSD3-brightgreen.svg)](http://opensource.org/licenses/BSD-3-Clause)
+[![License FreeBSD](https://img.shields.io/badge/license-FreeBSD-brightgreen.svg)](http://opensource.org/licenses/BSD-2-Clause)
 [![Hackage](https://img.shields.io/hackage/v/megaparsec.svg?style=flat)](https://hackage.haskell.org/package/megaparsec)
 [![Build Status](https://travis-ci.org/mrkkrp/megaparsec.svg?branch=master)](https://travis-ci.org/mrkkrp/megaparsec)
 [![Coverage Status](https://coveralls.io/repos/mrkkrp/megaparsec/badge.svg?branch=master&service=github)](https://coveralls.io/github/mrkkrp/megaparsec?branch=master)
@@ -278,4 +278,4 @@ Copyright © 2015 Megaparsec contributors<br>
 Copyright © 2007 Paolo Martini<br>
 Copyright © 1999–2000 Daan Leijen
 
-Distributed under BSD 3 clause license.
+Distributed under FreeBSD license.

Text/Megaparsec.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/ByteString.hs

@@ -2,7 +2,7 @@
 -- Module      :  Text.Megaparsec.ByteString
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/ByteString/Lazy.hs

@@ -2,7 +2,7 @@
 -- Module      :  Text.Megaparsec.ByteString.Lazy
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Char.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Combinator.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Error.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Expr.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Lexer.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Perm.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Pos.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Prim.hs

@@ -3,7 +3,7 @@
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
 --                © 1999–2001 Daan Leijen
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/ShowToken.hs

@@ -1,7 +1,7 @@
 -- |
 -- Module      :  Text.Megaparsec.ShowToken
 -- Copyright   :  © 2015 Megaparsec contributors
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/String.hs

@@ -2,7 +2,7 @@
 -- Module      :  Text.Megaparsec.String
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2007 Paolo Martini
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Text.hs

@@ -2,7 +2,7 @@
 -- Module      :  Text.Megaparsec.Text
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2011 Antoine Latter
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

Text/Megaparsec/Text/Lazy.hs

@@ -2,7 +2,7 @@
 -- Module      :  Text.Megaparsec.Text.Lazy
 -- Copyright   :  © 2015 Megaparsec contributors
 --                © 2011 Antoine Latter
--- License     :  BSD 3 clause
+-- License     :  FreeBSD
 --
 -- Maintainer  :  Mark Karpov <markkarpov@opmbx.org>
 -- Stability   :  experimental

benchmarks/Main.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

megaparsec.cabal

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are
@@ -34,7 +30,7 @@
 name:                megaparsec
 version:             4.2.0
 cabal-version:       >= 1.10
-license:             BSD3
+license:             FreeBSD
 license-file:        LICENSE.md
 author:              Megaparsec contributors,
                      Paolo Martini <paolo@nemail.it>,

tests/Char.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Combinator.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Error.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Expr.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Lexer.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Main.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Perm.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Pos.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Prim.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
---   contributors may be used to endorse or promote products derived from
---   this software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are

tests/Util.hs

@@ -15,10 +15,6 @@
 --   notice, this list of conditions and the following disclaimer in the
 --   documentation and/or other materials provided with the distribution.
 --
--- * Neither the names of the copyright holders nor the names of
--- contributors may be used to endorse or promote products derived from this
--- software without specific prior written permission.
---
 -- This software is provided by the copyright holders “as is” and any
 -- express or implied warranties, including, but not limited to, the implied
 -- warranties of merchantability and fitness for a particular purpose are