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+# 0.21.1
+
+- PoC-3 support with latest Substrate master & Polkadot master
+- Add support for Charred Cherry (Substrate) and Alexander (Polkadot) testnets
+- Too many changes to mention, master now only supports latest PoC-3 iteration
+- Use https://poc-2.polkadot.io if access is required to PoC-2 era networks