diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..ed1ad1a
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Philipp Heuer
+
+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/analyzer/composer/composer.go b/analyzer/composer/composer.go
new file mode 100644
index 0000000..0263635
--- /dev/null
+++ b/analyzer/composer/composer.go
@@ -0,0 +1,41 @@
+package composer
+
+import (
+	"path/filepath"
+
+	"github.com/cidverse/repoanalyzer/analyzerapi"
+	"github.com/gosimple/slug"
+)
+
+type Analyzer struct{}
+
+func (a Analyzer) GetName() string {
+	return "composer"
+}
+
+func (a Analyzer) Analyze(ctx analyzerapi.AnalyzerContext) []*analyzerapi.ProjectModule {
+	var result []*analyzerapi.ProjectModule
+
+	for _, file := range ctx.FilesByExtension["json"] {
+		filename := filepath.Base(file)
+		if filename == "composer.json" {
+			module := analyzerapi.ProjectModule{
+				RootDirectory:     ctx.ProjectDir,
+				Directory:         filepath.Dir(file),
+				Name:              filepath.Base(filepath.Dir(file)),
+				Slug:              slug.Make(filepath.Base(filepath.Dir(file))),
+				Discovery:         []analyzerapi.ProjectModuleDiscovery{{File: file}},
+				BuildSystem:       analyzerapi.BuildSystemComposer,
+				BuildSystemSyntax: analyzerapi.BuildSystemSyntaxDefault,
+				Language:          nil,
+				Dependencies:      nil,
+				Submodules:        nil,
+				Files:             ctx.Files,
+				FilesByExtension:  ctx.FilesByExtension,
+			}
+			analyzerapi.AddModuleToResult(&result, &module)
+		}
+	}
+
+	return result
+}
diff --git a/analyzer/composer/composer_test.go b/analyzer/composer/composer_test.go
new file mode 100644
index 0000000..a57555f
--- /dev/null
+++ b/analyzer/composer/composer_test.go
@@ -0,0 +1,27 @@
+package composer
+
+import (
+	"testing"
+
+	"github.com/cidverse/repoanalyzer/util"
+	"github.com/rs/zerolog/log"
+
+	"github.com/cidverse/repoanalyzer/analyzerapi"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestAnalyzer_AnalyzeComposer(t *testing.T) {
+	ctx := analyzerapi.GetAnalyzerContext(util.GetTestDataDir(t, "composer"))
+
+	analyzer := Analyzer{}
+	result := analyzer.Analyze(ctx)
+
+	// module
+	assert.Len(t, result, 1)
+	assert.Equal(t, "composer", result[0].Name)
+	assert.Equal(t, "composer", string(result[0].BuildSystem))
+	assert.Equal(t, "default", string(result[0].BuildSystemSyntax))
+
+	// print result
+	log.Info().Interface("result", result).Msg("output")
+}
diff --git a/analyzerapi/types.go b/analyzerapi/types.go
index 086e716..a6c4c86 100644
--- a/analyzerapi/types.go
+++ b/analyzerapi/types.go
@@ -80,6 +80,7 @@ const (
 	BuildSystemSetupPy         ProjectBuildSystem = "setup.py"
 	BuildSystemPoetry          ProjectBuildSystem = "poetry"
 	BuildSystemMkdocs          ProjectBuildSystem = "mkdocs"
+	BuildSystemComposer        ProjectBuildSystem = "composer"
 )
 
 type ProjectBuildSystemSyntax string
diff --git a/go.sum b/go.sum
index b54ffc8..da0cb48 100644
--- a/go.sum
+++ b/go.sum
@@ -32,8 +32,6 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/thoas/go-funk v0.9.2 h1:oKlNYv0AY5nyf9g+/GhMgS/UO2ces0QRdPKwkhY3VCk=
-github.com/thoas/go-funk v0.9.2/go.mod h1:+IWnUfUmFO1+WVYQWQtIJHeRRdaIyyYglZN7xzUPe4Q=
 github.com/thoas/go-funk v0.9.3 h1:7+nAEx3kn5ZJcnDm2Bh23N2yOtweO14bi//dvRtgLpw=
 github.com/thoas/go-funk v0.9.3/go.mod h1:+IWnUfUmFO1+WVYQWQtIJHeRRdaIyyYglZN7xzUPe4Q=
 golang.org/x/exp v0.0.0-20220927162542-c76eaa363f9d h1:3wgmvnqHUJ8SxiNWwea5NCzTwAVfhTtuV+0ClVFlClc=
diff --git a/testdata/composer/composer.json b/testdata/composer/composer.json
new file mode 100644
index 0000000..9737eb9
--- /dev/null
+++ b/testdata/composer/composer.json
@@ -0,0 +1,5 @@
+{
+  "require": {
+    "monolog/monolog": "2.0.0"
+  }
+}
\ No newline at end of file