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diff --git a/var/spack/repos/builtin/packages/picsarlite/package.py b/var/spack/repos/builtin/packages/picsarlite/package.py
new file mode 100644
index 0000000000..5a5b5b58b2
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+++ b/var/spack/repos/builtin/packages/picsarlite/package.py
@@ -0,0 +1,80 @@
+# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Picsarlite(MakefilePackage):
+    """PICSARlite is a self-contained proxy that adequately portrays the
+       computational loads and dataflow of more complex PIC codes.
+    """
+
+    tags = ['proxy-app', 'ecp-proxy-app']
+
+    homepage = "https://picsar.net"
+    git      = "https://bitbucket.org/berkeleylab/picsar.git"
+
+    version('develop', branch='PICSARlite')
+    version('0.1', tag='PICSARlite-0.1')
+
+    variant('prod', default=True, description='Production mode (without FFTW)')
+    variant('prod_spectral', default=False,
+            description='Production mode with spectral solver and FFTW')
+    variant('debug', default=False, description='Debug mode')
+    variant('vtune', default=False, description='Vtune profiling')
+    variant('sde', default=False, description='sde profiling')
+    variant('map', default=False, description='Allinea Map profiling')
+    variant('library', default=False, 
+            description='Create static and dynamic library')
+
+    depends_on('mpi')
+    depends_on('fftw@3.0: +mpi', when='+prod_spectral')
+
+    @property
+    def build_targets(self):
+        targets = []
+        targets.append('FC={0}'.format(self.spec['mpi'].mpifc))
+        targets.append('CC={0}'.format(self.spec['mpi'].mpicc))
+
+        comp = 'user'
+        vendors = {'%gcc': 'gnu', '%intel': 'intel'}
+        for key, value in vendors.items():
+            if self.spec.satisfies(key):
+                comp = value
+        targets.append('COMP={0}'.format(comp))
+        if comp is 'user':
+            targets.append('FARGS={0}{1}'.format('-g -O3 ',
+                           self.compiler.openmp_flag))
+
+        if '+prod' in self.spec:
+            mode = 'prod'
+        elif '+prod_spectral' in self.spec:
+            mode = 'prod_spectral'
+        elif '+debug' in self.spec:
+            mode = 'debug'
+        elif '+vtune' in self.spec:
+            mode = 'vtune'
+        elif '+sde' in self.spec:
+            mode = 'sde'
+        elif '+map' in self.spec:
+            mode = 'map'
+        elif '+library' in self.spec:
+            mode = 'library'
+        targets.append('MODE = {0}'.format(mode))
+
+        targets.append('SYS = default')
+
+        return targets
+
+    def build(self, spec, prefix):
+        with working_dir('PICSARlite'):
+            make(parallel=False)
+
+    def install(self, spec, prefix):
+        mkdirp(prefix.docs)
+        install('PICSARlite/README.md', prefix.docs)
+
+        mkdirp(prefix.bin)
+        install('PICSARlite/bin/picsar', prefix.bin)