diff --git a/bchain/coins/blockchain.go b/bchain/coins/blockchain.go
index 3b50a83e..c3582b66 100644
--- a/bchain/coins/blockchain.go
+++ b/bchain/coins/blockchain.go
@@ -97,6 +97,7 @@ func init() {
 	BlockChainFactories["Liquid"] = liquid.NewLiquidRPC
 	BlockChainFactories["Groestlcoin"] = grs.NewGroestlcoinRPC
 	BlockChainFactories["Groestlcoin Testnet"] = grs.NewGroestlcoinRPC
+	BlockChainFactories["Groestlcoin Signet"] = grs.NewGroestlcoinRPC
 	BlockChainFactories["Groestlcoin Regtest"] = grs.NewGroestlcoinRPC
 	BlockChainFactories["PIVX"] = pivx.NewPivXRPC
 	BlockChainFactories["PIVX Testnet"] = pivx.NewPivXRPC
diff --git a/bchain/coins/grs/grsparser.go b/bchain/coins/grs/grsparser.go
index f59b70b9..eef9d05c 100644
--- a/bchain/coins/grs/grsparser.go
+++ b/bchain/coins/grs/grsparser.go
@@ -12,12 +12,16 @@ import (
 const (
 	MainnetMagic wire.BitcoinNet = 0xd4b4bef9
 	TestnetMagic wire.BitcoinNet = 0x0709110b
+	RegtestMagic wire.BitcoinNet = 0xdab5bffa
+	SignetMagic wire.BitcoinNet = 0x7696b422
 )
 
 // chain parameters
 var (
 	MainNetParams chaincfg.Params
 	TestNetParams chaincfg.Params
+	RegTestParams chaincfg.Params
+	SigNetParams chaincfg.Params
 )
 
 func init() {
@@ -38,6 +42,24 @@ func init() {
 	TestNetParams.ScriptHashAddrID = []byte{196}
 	TestNetParams.Bech32HRPSegwit = "tgrs"
 	TestNetParams.Base58CksumHasher = base58.Groestl512D
+
+	RegTestParams = chaincfg.RegressionNetParams
+	RegTestParams.Net = RegtestMagic
+
+	// Address encoding magics
+	RegTestParams.PubKeyHashAddrID = []byte{111}
+	RegTestParams.ScriptHashAddrID = []byte{196}
+	RegTestParams.Bech32HRPSegwit = "grsrt"
+	RegTestParams.Base58CksumHasher = base58.Groestl512D
+
+	SigNetParams = chaincfg.SigNetParams
+	SigNetParams.Net = SignetMagic
+
+	// Address encoding magics
+	SigNetParams.PubKeyHashAddrID = []byte{111}
+	SigNetParams.ScriptHashAddrID = []byte{196}
+	SigNetParams.Bech32HRPSegwit = "tgrs"
+	SigNetParams.Base58CksumHasher = base58.Groestl512D
 }
 
 // GroestlcoinParser handle
@@ -70,6 +92,10 @@ func GetChainParams(chain string) *chaincfg.Params {
 	switch chain {
 	case "test":
 		return &TestNetParams
+	case "regtest":
+		return &RegTestParams
+	case "signet":
+		return &SigNetParams
 	default:
 		return &MainNetParams
 	}
diff --git a/configs/coins/groestlcoin_signet.json b/configs/coins/groestlcoin_signet.json
new file mode 100644
index 00000000..36ef6266
--- /dev/null
+++ b/configs/coins/groestlcoin_signet.json
@@ -0,0 +1,73 @@
+{
+  "coin": {
+    "name": "Groestlcoin Signet",
+    "shortcut": "sGRS",
+    "label": "Groestlcoin Signet",
+    "alias": "groestlcoin_signet"
+  },
+  "ports": {
+    "backend_rpc": 18047,
+    "backend_message_queue": 48347,
+    "blockbook_internal": 19047,
+    "blockbook_public": 19147
+  },
+  "ipc": {
+    "rpc_url_template": "http://127.0.0.1:{{.Ports.BackendRPC}}",
+    "rpc_user": "rpc",
+    "rpc_pass": "rpc",
+    "rpc_timeout": 25,
+    "message_queue_binding_template": "tcp://127.0.0.1:{{.Ports.BackendMessageQueue}}"
+  },
+  "backend": {
+    "package_name": "backend-groestlcoin-signet",
+    "package_revision": "satoshilabs-1",
+    "system_user": "groestlcoin",
+    "version": "22.0",
+    "binary_url": "https://github.com/Groestlcoin/groestlcoin/releases/download/v22.0/groestlcoin-22.0-x86_64-linux-gnu.tar.gz",
+    "verification_type": "sha256",
+    "verification_source": "b30c5353dd3d9cfd7e8b31f29eac125925751165f690bacff57effd76560dddd",
+    "extract_command": "tar -C backend --strip 1 -xf",
+    "exclude_files": [
+      "bin/groestlcoin-qt"
+    ],
+    "exec_command_template": "{{.Env.BackendInstallPath}}/{{.Coin.Alias}}/bin/groestlcoind -datadir={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend -conf={{.Env.BackendInstallPath}}/{{.Coin.Alias}}/{{.Coin.Alias}}.conf -pid=/run/{{.Coin.Alias}}/{{.Coin.Alias}}.pid",
+    "logrotate_files_template": "{{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend/signet/*.log",
+    "postinst_script_template": "",
+    "service_type": "forking",
+    "service_additional_params_template": "",
+    "protect_memory": true,
+    "mainnet": false,
+    "server_config_file": "bitcoin-signet.conf",
+    "client_config_file": "bitcoin_client.conf",
+    "additional_params": {
+      "deprecatedrpc": "estimatefee",
+      "whitelist": "127.0.0.1"
+    }
+  },
+  "blockbook": {
+    "package_name": "blockbook-groestlcoin-signet",
+    "system_user": "blockbook-groestlcoin",
+    "internal_binding_template": ":{{.Ports.BlockbookInternal}}",
+    "public_binding_template": ":{{.Ports.BlockbookPublic}}",
+    "explorer_url": "",
+    "additional_params": "",
+    "block_chain": {
+      "parse": true,
+      "mempool_workers": 8,
+      "mempool_sub_workers": 2,
+      "block_addresses_to_keep": 300,
+      "xpub_magic": 70617039,
+      "xpub_magic_segwit_p2sh": 71979618,
+      "xpub_magic_segwit_native": 73342198,
+      "slip44": 1,
+      "additional_params": {
+        "fiat_rates": "coingecko",
+        "fiat_rates_params": "{\"url\": \"https://api.coingecko.com/api/v3\", \"coin\": \"groestlcoin\", \"periodSeconds\": 60}"
+      }
+    }
+  },
+  "meta": {
+    "package_maintainer": "Groestlcoin Development Team",
+    "package_maintainer_email": "jackie@groestlcoin.org"
+  }
+}
diff --git a/docs/ports.md b/docs/ports.md
index 202508b7..1150f839 100644
--- a/docs/ports.md
+++ b/docs/ports.md
@@ -61,6 +61,7 @@
 | DigiByte Testnet       | 19042                   | 19142                 | 18042            | 48342                       |
 | Groestlcoin Testnet    | 19045                   | 19145                 | 18045            | 48345                       |
 | Groestlcoin Regtest    | 19046                   | 19146                 | 18046            | 48346                       |
+| Groestlcoin Signet     | 19047                   | 19147                 | 18047            | 48347                       |
 | PIVX Testnet           | 19049                   | 19149                 | 18049            | 48349                       |
 | Koto Testnet           | 19051                   | 19151                 | 18051            | 48351                       |
 | Decred Testnet         | 19061                   | 19161                 | 18061            | 48361                       |