diff --git a/boards.txt b/boards.txt
index 86d58c06af..39383d6421 100644
--- a/boards.txt
+++ b/boards.txt
@@ -357,8 +357,10 @@ generic.menu.led.15=15
 generic.menu.led.15.build.led=-DLED_BUILTIN=15
 generic.menu.sdk.nonosdk221=nonos-sdk 2.2.1 (legacy)
 generic.menu.sdk.nonosdk221.build.sdk=NONOSDK221
-generic.menu.sdk.nonosdk222=nonos-sdk 2.2.2-190313 (testing)
-generic.menu.sdk.nonosdk222.build.sdk=NONOSDK22x
+generic.menu.sdk.nonosdk222_61=nonos-sdk 2.2.1+61 (testing)
+generic.menu.sdk.nonosdk222_61.build.sdk=NONOSDK22x
+generic.menu.sdk.nonosdk222_100=nonos-sdk 2.2.1+100 (testing)
+generic.menu.sdk.nonosdk222_100.build.sdk=NONOSDK22y
 generic.menu.sdk.nonosdk3v0=nonos-sdk pre-3 (known issues)
 generic.menu.sdk.nonosdk3v0.build.sdk=NONOSDK3V0
 generic.menu.ip.lm2f=v2 Lower Memory
diff --git a/package/package_esp8266com_index.template.json b/package/package_esp8266com_index.template.json
index 9d9bb27540..e1d6edb887 100644
--- a/package/package_esp8266com_index.template.json
+++ b/package/package_esp8266com_index.template.json
@@ -306,50 +306,50 @@
                "name": "mklittlefs",
                "systems": [
                   {
-                    "host": "aarch64-linux-gnu",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/aarch64-linux-gnu-mklittlefs-1c43629.tar.gz",
-                    "archiveFileName": "aarch64-linux-gnu-mklittlefs-1c43629.tar.gz",
-                    "checksum": "SHA-256:1d51ab0e5abc9dd243829353a411fccb76e0ce70e3d106d51fb0d3a29dc1b1a7",
-                    "size": "44058"
+                     "host": "aarch64-linux-gnu",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/aarch64-linux-gnu-mklittlefs-1c43629.tar.gz",
+                     "archiveFileName": "aarch64-linux-gnu-mklittlefs-1c43629.tar.gz",
+                     "checksum": "SHA-256:1d51ab0e5abc9dd243829353a411fccb76e0ce70e3d106d51fb0d3a29dc1b1a7",
+                     "size": "44058"
                   },
                   {
-                    "host": "arm-linux-gnueabihf",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/arm-linux-gnueabihf-mklittlefs-1c43629.tar.gz",
-                    "archiveFileName": "arm-linux-gnueabihf-mklittlefs-1c43629.tar.gz",
-                    "checksum": "SHA-256:f316d7638ae41c15d82d7f8ca0815dbdfcd5ab323a84ff0d22420e683841150a",
-                    "size": "36566"
+                     "host": "arm-linux-gnueabihf",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/arm-linux-gnueabihf-mklittlefs-1c43629.tar.gz",
+                     "archiveFileName": "arm-linux-gnueabihf-mklittlefs-1c43629.tar.gz",
+                     "checksum": "SHA-256:f316d7638ae41c15d82d7f8ca0815dbdfcd5ab323a84ff0d22420e683841150a",
+                     "size": "36566"
                   },
                   {
-                    "host": "i686-mingw32",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/i686-w64-mingw32-mklittlefs-1c43629.zip",
-                    "archiveFileName": "i686-w64-mingw32-mklittlefs-1c43629.zip",
-                    "checksum": "SHA-256:4a926f3c282aefe7895d353797f43ac988a9542f2ba7bfcd6ef98fbe1455569c",
-                    "size": "332058"
+                     "host": "i686-mingw32",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/i686-w64-mingw32-mklittlefs-1c43629.zip",
+                     "archiveFileName": "i686-w64-mingw32-mklittlefs-1c43629.zip",
+                     "checksum": "SHA-256:4a926f3c282aefe7895d353797f43ac988a9542f2ba7bfcd6ef98fbe1455569c",
+                     "size": "332058"
                   },
                   {
-                    "host": "x86_64-apple-darwin",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-apple-darwin14-mklittlefs-1c43629.tar.gz",
-                    "archiveFileName": "x86_64-apple-darwin14-mklittlefs-1c43629.tar.gz",
-                    "checksum": "SHA-256:b3e62af202f0c93a3f6ccacaaaa133afc0dd1c65a8ea492690d02345212bf535",
-                    "size": "362016"
+                     "host": "x86_64-apple-darwin",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-apple-darwin14-mklittlefs-1c43629.tar.gz",
+                     "archiveFileName": "x86_64-apple-darwin14-mklittlefs-1c43629.tar.gz",
+                     "checksum": "SHA-256:b3e62af202f0c93a3f6ccacaaaa133afc0dd1c65a8ea492690d02345212bf535",
+                     "size": "362016"
                   },
                   {
-                    "host": "x86_64-pc-linux-gnu",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-linux-gnu-mklittlefs-1c43629.tar.gz",
-                    "archiveFileName": "x86_64-linux-gnu-mklittlefs-1c43629.tar.gz",
-                    "checksum": "SHA-256:b5222d220e9396807d736d16ef63983f80dc1d8d1e02fa9736f3b4a3e224cc63",
-                    "size": "46162"
+                     "host": "x86_64-pc-linux-gnu",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-linux-gnu-mklittlefs-1c43629.tar.gz",
+                     "archiveFileName": "x86_64-linux-gnu-mklittlefs-1c43629.tar.gz",
+                     "checksum": "SHA-256:b5222d220e9396807d736d16ef63983f80dc1d8d1e02fa9736f3b4a3e224cc63",
+                     "size": "46162"
                   },
                   {
-                    "host": "x86_64-mingw32",
-                    "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-w64-mingw32-mklittlefs-1c43629.zip",
-                    "archiveFileName": "x86_64-w64-mingw32-mklittlefs-1c43629.zip",
-                    "checksum": "SHA-256:175cdd13a046d6ed06d1ee9eb535100821d8f59adbe16a117d8f80c252e7e62f",
-                    "size": "344578"
+                     "host": "x86_64-mingw32",
+                     "url": "https://github.com/earlephilhower/mklittlefs/releases/download/2.5.1-2/x86_64-w64-mingw32-mklittlefs-1c43629.zip",
+                     "archiveFileName": "x86_64-w64-mingw32-mklittlefs-1c43629.zip",
+                     "checksum": "SHA-256:175cdd13a046d6ed06d1ee9eb535100821d8f59adbe16a117d8f80c252e7e62f",
+                     "size": "344578"
                   }
                ]
             }
          ]
       }
    ]
-}
+}
\ No newline at end of file
diff --git a/tools/boards.txt.py b/tools/boards.txt.py
index 8a9179fe3a..d1de116a63 100755
--- a/tools/boards.txt.py
+++ b/tools/boards.txt.py
@@ -1344,8 +1344,10 @@ def sdk ():
     return { 'sdk': collections.OrderedDict([
                         ('.menu.sdk.nonosdk221', 'nonos-sdk 2.2.1 (legacy)'),
                         ('.menu.sdk.nonosdk221.build.sdk', 'NONOSDK221'),
-                        ('.menu.sdk.nonosdk222', 'nonos-sdk 2.2.2-190313 (testing)'),
-                        ('.menu.sdk.nonosdk222.build.sdk', 'NONOSDK22x'),
+                        ('.menu.sdk.nonosdk222_61', 'nonos-sdk 2.2.1+61 (testing)'),
+                        ('.menu.sdk.nonosdk222_61.build.sdk', 'NONOSDK22x'),
+                        ('.menu.sdk.nonosdk222_100', 'nonos-sdk 2.2.1+100 (testing)'),
+                        ('.menu.sdk.nonosdk222_100.build.sdk', 'NONOSDK22y'),
                         ('.menu.sdk.nonosdk3v0', 'nonos-sdk pre-3 (known issues)'),
                         ('.menu.sdk.nonosdk3v0.build.sdk', 'NONOSDK3V0'),
                     ])
diff --git a/tools/platformio-build.py b/tools/platformio-build.py
index ce5bbb2def..920d755f81 100644
--- a/tools/platformio-build.py
+++ b/tools/platformio-build.py
@@ -169,7 +169,12 @@ def scons_patched_match_splitext(path, suffixes=None):
         CPPDEFINES=[("NONOSDK22x", 1)],
         LIBPATH=[join(FRAMEWORK_DIR, "tools", "sdk", "lib", "NONOSDK22x")]
     )
-# PIO_FRAMEWORK_ARDUINO_ESPRESSIF_SDK22x (default)
+elif "PIO_FRAMEWORK_ARDUINO_ESPRESSIF_SDK22y" in flatten_cppdefines:
+    env.Append(
+        CPPDEFINES=[("NONOSDK22y", 1)],
+        LIBPATH=[join(FRAMEWORK_DIR, "tools", "sdk", "lib", "NONOSDK22y")]
+    )
+# PIO_FRAMEWORK_ARDUINO_ESPRESSIF_SDK221 (default)
 else:
     env.Append(
         CPPDEFINES=[("NONOSDK221", 1)],
diff --git a/tools/sdk/lib/NONOSDK22x/commitlog-from-221.txt.gz b/tools/sdk/lib/NONOSDK22x/commitlog-from-221.txt.gz
new file mode 100644
index 0000000000..58d8781a71
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22x/commitlog-from-221.txt.gz differ
diff --git a/tools/sdk/lib/NONOSDK22y/commitlog-from-22x.txt.gz b/tools/sdk/lib/NONOSDK22y/commitlog-from-22x.txt.gz
new file mode 100644
index 0000000000..4e823abd03
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/commitlog-from-22x.txt.gz differ
diff --git a/tools/sdk/lib/NONOSDK22y/libairkiss.a b/tools/sdk/lib/NONOSDK22y/libairkiss.a
new file mode 100644
index 0000000000..cfdcc84234
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libairkiss.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libcrypto.a b/tools/sdk/lib/NONOSDK22y/libcrypto.a
new file mode 100644
index 0000000000..8a43cb7279
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libcrypto.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libdriver.a b/tools/sdk/lib/NONOSDK22y/libdriver.a
new file mode 100644
index 0000000000..89cf520a14
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libdriver.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libespnow.a b/tools/sdk/lib/NONOSDK22y/libespnow.a
new file mode 100644
index 0000000000..92f6c9ab1a
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libespnow.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libmain.a b/tools/sdk/lib/NONOSDK22y/libmain.a
new file mode 100644
index 0000000000..1213ceb8fd
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libmain.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libnet80211.a b/tools/sdk/lib/NONOSDK22y/libnet80211.a
new file mode 100644
index 0000000000..3bbecc82b9
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libnet80211.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libphy.a b/tools/sdk/lib/NONOSDK22y/libphy.a
new file mode 100644
index 0000000000..e09c71faf3
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libphy.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libpp.a b/tools/sdk/lib/NONOSDK22y/libpp.a
new file mode 100644
index 0000000000..2abbe7a3e9
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libpp.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libsmartconfig.a b/tools/sdk/lib/NONOSDK22y/libsmartconfig.a
new file mode 100644
index 0000000000..95aec76c62
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libsmartconfig.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libwpa.a b/tools/sdk/lib/NONOSDK22y/libwpa.a
new file mode 100644
index 0000000000..41ad4876fc
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libwpa.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libwpa2.a b/tools/sdk/lib/NONOSDK22y/libwpa2.a
new file mode 100644
index 0000000000..07420c5bf0
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libwpa2.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/libwps.a b/tools/sdk/lib/NONOSDK22y/libwps.a
new file mode 100644
index 0000000000..ef0be1c350
Binary files /dev/null and b/tools/sdk/lib/NONOSDK22y/libwps.a differ
diff --git a/tools/sdk/lib/NONOSDK22y/version b/tools/sdk/lib/NONOSDK22y/version
new file mode 100644
index 0000000000..54514c444e
--- /dev/null
+++ b/tools/sdk/lib/NONOSDK22y/version
@@ -0,0 +1 @@
+v2.2.1-100-g876abc5 (shows as SDK:2.2.2-dev(38a443e) in debug mode)