diff --git a/data/ecosystems/s/sismo.toml b/data/ecosystems/s/sismo.toml
new file mode 100644
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+# Ecosystem Level Information
+title = "Sismo"
+
+sub_ecosystems = []
+
+github_organizations = ["https://github.com/sismo-core"]
+
+# Repositories
+[[repo]]
+url = "https://github.com/sismo-core/ens-sdao"
+
+[[repo]]
+url = "https://github.com/sismo-core/hydra-s1-zkps"
+
+[[repo]]
+url = "https://github.com/sismo-core/sismo-commitment-mapper"
+
+[[repo]]
+url = "https://github.com/sismo-core/sismo-data-sources"
+
+[[repo]]
+url = "https://github.com/sismo-core/sismo-protocol"
+
+[[repo]]
+url = "https://github.com/sismo-core/sismo-utils"