diff --git a/n/NCCL/NCCL-2.11.4-gcccuda-2019b.eb b/n/NCCL/NCCL-2.11.4-gcccuda-2019b.eb
new file mode 100644
index 00000000..a80da45c
--- /dev/null
+++ b/n/NCCL/NCCL-2.11.4-gcccuda-2019b.eb
@@ -0,0 +1,15 @@
+name = 'NCCL'
+version = '2.11.4'
+
+homepage = 'https://developer.nvidia.com/nccl'
+description = """The NVIDIA Collective Communications Library (NCCL) implements multi-GPU and multi-node collective
+communication primitives that are performance optimized for NVIDIA GPUs."""
+
+toolchain = {'name': 'gcccuda', 'version': '2019b'}
+
+github_account = 'NVIDIA'
+source_urls = [GITHUB_SOURCE]
+sources = ['v%(version)s-1.tar.gz']
+checksums = ['db4e9a0277a64f9a31ea9b5eea22e63f10faaed36dded4587bbc8a0d8eceed10']
+
+moduleclass = 'lib'
diff --git a/n/NCCL/NCCL-2.12.7-GCC-10.2.0-CUDA-11.6.eb b/n/NCCL/NCCL-2.12.7-GCC-10.2.0-CUDA-11.6.eb
new file mode 100644
index 00000000..eda205b8
--- /dev/null
+++ b/n/NCCL/NCCL-2.12.7-GCC-10.2.0-CUDA-11.6.eb
@@ -0,0 +1,23 @@
+# IT4Innovations
+# LK 2022
+
+name = 'NCCL'
+version = '2.12.7'
+versionsuffix= "-CUDA-11.6.0"
+
+homepage = 'https://developer.nvidia.com/nccl'
+description = """The NVIDIA Collective Communications Library (NCCL) implements multi-GPU and multi-node collective
+communication primitives that are performance optimized for NVIDIA GPUs."""
+
+toolchain = {'name': 'GCC', 'version': '10.2.0'}
+
+github_account = 'NVIDIA'
+source_urls = [GITHUB_SOURCE]
+sources = ['v%(version)s-1.tar.gz']
+checksums = ['990e391de7d3bda47e10ea66d621626c']
+
+dependencies = [
+    ('CUDAcore', '11.6.0', '', True),
+]
+
+moduleclass = 'lib'