diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..9f11b755a17d8192c60f61cb17b8902dffbd9f23
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.idea/
diff --git a/README.md b/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/cmd/commit-analyzer-cz/main.go b/cmd/commit-analyzer-cz/main.go
new file mode 100644
index 0000000000000000000000000000000000000000..b178a81336e2f13331178a97647ddcddef00bdf6
--- /dev/null
+++ b/cmd/commit-analyzer-cz/main.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	defaultAnalyzer "github.com/go-semantic-release/commit-analyzer-cz/pkg/analyzer"
+	"github.com/go-semantic-release/semantic-release/v2/pkg/analyzer"
+	"github.com/go-semantic-release/semantic-release/v2/pkg/plugin"
+)
+
+func main() {
+	plugin.Serve(&plugin.ServeOpts{
+		CommitAnalyzer: func() analyzer.CommitAnalyzer {
+			return &defaultAnalyzer.DefaultCommitAnalyzer{}
+		},
+	})
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000000000000000000000000000000000000..89e1c44cf3ac64707520ae1bd357ee174fa9bb63
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module github.com/go-semantic-release/commit-analyzer-cz
+
+go 1.14
+
+require (
+	github.com/go-semantic-release/semantic-release/v2 v2.1.0
+	github.com/stretchr/testify v1.6.1
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000000000000000000000000000000000000..118f99467af98f25a0312183726769bdbc390e44
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,150 @@
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diff --git a/pkg/analyzer/commit_analyzer.go b/pkg/analyzer/commit_analyzer.go
new file mode 100644
index 0000000000000000000000000000000000000000..a8c27aab5944db4e0f9223f816e9c34b58ca7a22
--- /dev/null
+++ b/pkg/analyzer/commit_analyzer.go
@@ -0,0 +1,40 @@
+package analyzer
+
+import (
+	"regexp"
+	"strings"
+
+	"github.com/go-semantic-release/semantic-release/v2/pkg/semrel"
+)
+
+var commitPattern = regexp.MustCompile(`^(\w*)(?:\((.*)\))?\: (.*)$`)
+var breakingPattern = regexp.MustCompile("BREAKING CHANGES?")
+
+type DefaultCommitAnalyzer struct{}
+
+func (da *DefaultCommitAnalyzer) analyzeSingleCommit(rawCommit *semrel.RawCommit) *semrel.Commit {
+	c := &semrel.Commit{Change: &semrel.Change{}}
+	c.SHA = rawCommit.SHA
+	c.Raw = strings.Split(rawCommit.RawMessage, "\n")
+	found := commitPattern.FindAllStringSubmatch(c.Raw[0], -1)
+	if len(found) < 1 {
+		return c
+	}
+	c.Type = strings.ToLower(found[0][1])
+	c.Scope = found[0][2]
+	c.Message = found[0][3]
+	c.Change = &semrel.Change{
+		Major: breakingPattern.MatchString(rawCommit.RawMessage),
+		Minor: c.Type == "feat",
+		Patch: c.Type == "fix",
+	}
+	return c
+}
+
+func (da *DefaultCommitAnalyzer) Analyze(rawCommits []*semrel.RawCommit) []*semrel.Commit {
+	ret := make([]*semrel.Commit, len(rawCommits))
+	for i, c := range rawCommits {
+		ret[i] = da.analyzeSingleCommit(c)
+	}
+	return ret
+}
diff --git a/pkg/analyzer/commit_analyzer_test.go b/pkg/analyzer/commit_analyzer_test.go
new file mode 100644
index 0000000000000000000000000000000000000000..53db49dbcf9179ac9e0856b0769904a22a6c6acd
--- /dev/null
+++ b/pkg/analyzer/commit_analyzer_test.go
@@ -0,0 +1,69 @@
+package analyzer
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/go-semantic-release/semantic-release/v2/pkg/semrel"
+	"github.com/stretchr/testify/require"
+)
+
+func compareCommit(c *semrel.Commit, t, s string, change *semrel.Change) bool {
+	if c.Type != t || c.Scope != s {
+		return false
+	}
+	if c.Change.Major != change.Major ||
+		c.Change.Minor != change.Minor ||
+		c.Change.Patch != change.Patch {
+		return false
+	}
+	return true
+}
+
+func createRawCommit(sha, message string) *semrel.RawCommit {
+	return &semrel.RawCommit{
+		SHA:        sha,
+		RawMessage: message,
+	}
+}
+
+func TestDefaultAnalyzer(t *testing.T) {
+	testCases := []struct {
+		RawCommit *semrel.RawCommit
+		Type      string
+		Scope     string
+		Change    *semrel.Change
+	}{
+		{
+			createRawCommit("a", "feat: new feature"),
+			"feat",
+			"",
+			&semrel.Change{Major: false, Minor: true, Patch: false},
+		},
+		{
+			createRawCommit("b", "feat(web): new feature"),
+			"feat",
+			"web",
+			&semrel.Change{Major: false, Minor: true, Patch: false},
+		},
+		{
+			createRawCommit("c", "new feature"),
+			"",
+			"",
+			&semrel.Change{Major: false, Minor: false, Patch: false},
+		},
+		{
+			createRawCommit("d", "chore: break\nBREAKING CHANGE: breaks everything"),
+			"chore",
+			"",
+			&semrel.Change{Major: true, Minor: false, Patch: false},
+		},
+	}
+
+	defaultAnalyzer := &DefaultCommitAnalyzer{}
+	for _, tc := range testCases {
+		t.Run(fmt.Sprintf("AnalyzeCommitMessage: %s", tc.RawCommit.RawMessage), func(t *testing.T) {
+			require.True(t, compareCommit(defaultAnalyzer.analyzeSingleCommit(tc.RawCommit), tc.Type, tc.Scope, tc.Change))
+		})
+	}
+}