diff --git a/Cargo.lock b/Cargo.lock
index 6c75ec2..5364758 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -245,13 +245,34 @@ dependencies = [
  "wyz",
 ]
 
+[[package]]
+name = "block-buffer"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
+dependencies = [
+ "block-padding",
+ "byte-tools",
+ "byteorder",
+ "generic-array 0.12.4",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
- "generic-array",
+ "generic-array 0.14.4",
+]
+
+[[package]]
+name = "block-padding"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
+dependencies = [
+ "byte-tools",
 ]
 
 [[package]]
@@ -293,6 +314,12 @@ version = "3.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f1e260c3a9040a7c19a12468758f4c16f31a81a1fe087482be9570ec864bb6c"
 
+[[package]]
+name = "byte-tools"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
+
 [[package]]
 name = "bytemuck"
 version = "1.7.2"
@@ -445,6 +472,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "convert_case"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
+
 [[package]]
 name = "cpufeatures"
 version = "0.2.1"
@@ -547,13 +580,35 @@ dependencies = [
  "byteorder",
 ]
 
+[[package]]
+name = "derive_more"
+version = "0.99.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fb810d30a7c1953f91334de7244731fc3f3c10d7fe163338a35b9f640960321"
+dependencies = [
+ "convert_case",
+ "proc-macro2",
+ "quote",
+ "rustc_version",
+ "syn",
+]
+
+[[package]]
+name = "digest"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
+dependencies = [
+ "generic-array 0.12.4",
+]
+
 [[package]]
 name = "digest"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
 dependencies = [
- "generic-array",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -625,6 +680,12 @@ version = "2.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7531096570974c3a9dcf9e4b8e1cede1ec26cf5046219fb3b9d897503b9be59"
 
+[[package]]
+name = "fake-simd"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
+
 [[package]]
 name = "fastrand"
 version = "1.5.0"
@@ -637,7 +698,7 @@ dependencies = [
 [[package]]
 name = "ffmpeg-next"
 version = "4.4.0"
-source = "git+https://github.com/tpoisonooo/rust-ffmpeg?branch=dylib#9092c9c4a793c1989d0716657bad5edd53f03f2b"
+source = "git+https://github.com/tpoisonooo/rust-ffmpeg?rev=f80c21fd#f80c21fd1a6fc4106fc72c7e2a75751e7d1c6320"
 dependencies = [
  "bitflags",
  "ffmpeg-sys-next",
@@ -647,7 +708,7 @@ dependencies = [
 [[package]]
 name = "ffmpeg-sys-next"
 version = "4.4.0"
-source = "git+https://github.com/tpoisonooo/rust-ffmpeg-sys?branch=dylib#536104e13d09f1c779437910187cedbd070fc8f6"
+source = "git+https://github.com/tpoisonooo/rust-ffmpeg-sys?branch=staticlib#194f605b3211b105f503a244fdc2482bf84938c3"
 dependencies = [
  "bindgen",
  "cc",
@@ -659,7 +720,7 @@ dependencies = [
 
 [[package]]
 name = "flow-debugger"
-version = "0.1.0"
+version = "0.3.5"
 dependencies = [
  "tokio",
  "warp",
@@ -667,7 +728,7 @@ dependencies = [
 
 [[package]]
 name = "flow-derive"
-version = "0.3.0"
+version = "0.3.5"
 dependencies = [
  "anyhow",
  "flow-rs",
@@ -679,7 +740,7 @@ dependencies = [
 
 [[package]]
 name = "flow-message"
-version = "0.3.0"
+version = "0.3.5"
 dependencies = [
  "byteorder",
  "dashmap",
@@ -692,7 +753,7 @@ dependencies = [
 
 [[package]]
 name = "flow-plugins"
-version = "0.3.0"
+version = "0.3.5"
 dependencies = [
  "anyhow",
  "bytes",
@@ -721,8 +782,10 @@ dependencies = [
 
 [[package]]
 name = "flow-python"
-version = "0.3.0"
+version = "0.3.5"
 dependencies = [
+ "anyhow",
+ "clap",
  "ctrlc",
  "flow-plugins",
  "flow-rs",
@@ -735,7 +798,7 @@ dependencies = [
 
 [[package]]
 name = "flow-quickstart"
-version = "0.1.0"
+version = "0.3.5"
 dependencies = [
  "anyhow",
  "clap",
@@ -756,22 +819,19 @@ dependencies = [
 
 [[package]]
 name = "flow-rs"
-version = "0.3.0"
+version = "0.3.5"
 dependencies = [
  "anyhow",
  "async-std",
  "clap",
  "concurrent-queue",
  "ctor",
- "ctrlc",
  "dyn-clone",
  "event-listener",
  "flow-derive",
- "flow-plugins",
  "futures-core",
  "futures-util",
  "lazy_static",
- "libc",
  "log",
  "numpy",
  "oneshot",
@@ -781,7 +841,9 @@ dependencies = [
  "serde_json",
  "stackful",
  "tempfile",
+ "templar",
  "toml",
+ "unstructured",
  "warp",
 ]
 
@@ -924,6 +986,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "generic-array"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffdf9f34f1447443d37393cc6c2b8313aebddcd96906caf34e54c68d8e57d7bd"
+dependencies = [
+ "typenum",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.4"
@@ -1040,7 +1111,7 @@ dependencies = [
  "http",
  "httpdate",
  "mime",
- "sha-1",
+ "sha-1 0.9.8",
 ]
 
 [[package]]
@@ -1177,12 +1248,12 @@ dependencies = [
 
 [[package]]
 name = "im"
-version = "15.0.0"
+version = "15.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "111c1983f3c5bb72732df25cddacee9b546d08325fb584b5ebd38148be7b0246"
+checksum = "d0acd33ff0285af998aaf9b57342af478078f53492322fafc47450e09397e0e9"
 dependencies = [
  "bitmaps",
- "rand_core 0.5.1",
+ "rand_core",
  "rand_xoshiro",
  "sized-chunks",
  "typenum",
@@ -1403,6 +1474,12 @@ dependencies = [
  "scoped-tls",
 ]
 
+[[package]]
+name = "maplit"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
+
 [[package]]
 name = "matches"
 version = "0.1.9"
@@ -1687,6 +1764,12 @@ dependencies = [
  "loom",
 ]
 
+[[package]]
+name = "opaque-debug"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
+
 [[package]]
 name = "opaque-debug"
 version = "0.3.0"
@@ -1712,6 +1795,15 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "ordered-float"
+version = "2.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7940cf2ca942593318d07fcf2596cdca60a85c9e7fab408a5e21a4f9dcd40d87"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "os_str_bytes"
 version = "4.2.0"
@@ -1789,6 +1881,49 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
+[[package]]
+name = "pest"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
+dependencies = [
+ "ucd-trie",
+]
+
+[[package]]
+name = "pest_derive"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "833d1ae558dc601e9a60366421196a8d94bc0ac980476d0b67e1d0988d72b2d0"
+dependencies = [
+ "pest",
+ "pest_generator",
+]
+
+[[package]]
+name = "pest_generator"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "99b8db626e31e5b81787b9783425769681b347011cc59471e33ea46d2ea0cf55"
+dependencies = [
+ "pest",
+ "pest_meta",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "pest_meta"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54be6e404f5317079812fc8f9f5279de376d8856929e21c184ecf6bbd692a11d"
+dependencies = [
+ "maplit",
+ "pest",
+ "sha-1 0.8.2",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.0.8"
@@ -1996,7 +2131,7 @@ checksum = "2e7573632e6454cf6b99d7aac4ccca54be06da05aca2ef7423d22d27d4d4bcd8"
 dependencies = [
  "libc",
  "rand_chacha",
- "rand_core 0.6.3",
+ "rand_core",
  "rand_hc",
 ]
 
@@ -2007,15 +2142,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.3",
+ "rand_core",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-
 [[package]]
 name = "rand_core"
 version = "0.6.3"
@@ -2031,16 +2160,16 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d51e9f596de227fda2ea6c84607f5558e196eeaf43c986b724ba4fb8fdf497e7"
 dependencies = [
- "rand_core 0.6.3",
+ "rand_core",
 ]
 
 [[package]]
 name = "rand_xoshiro"
-version = "0.4.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9fcdd2e881d02f1d9390ae47ad8e5696a9e4be7b547a1da2afbc61973217004"
+checksum = "6f97cdb2a36ed4183de61b2f824cc45c9f1037f28afe0a322e9fff4c108b5aaa"
 dependencies = [
- "rand_core 0.5.1",
+ "rand_core",
 ]
 
 [[package]]
@@ -2138,6 +2267,15 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.5"
@@ -2238,6 +2376,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
+name = "semver"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8cb243bdfdb5936c8dc3c45762a19d12ab4550cdc753bc247637d4ec35a040fd"
+
 [[package]]
 name = "serde"
 version = "1.0.130"
@@ -2281,17 +2425,29 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "sha-1"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7d94d0bede923b3cea61f3f1ff57ff8cdfd77b400fb8f9998949e0cf04163df"
+dependencies = [
+ "block-buffer 0.7.3",
+ "digest 0.8.1",
+ "fake-simd",
+ "opaque-debug 0.2.3",
+]
+
 [[package]]
 name = "sha-1"
 version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99cd6713db3cf16b6c84e06321e049a9b9f699826e16096d23bbcc44d15d51a6"
 dependencies = [
- "block-buffer",
+ "block-buffer 0.9.0",
  "cfg-if 1.0.0",
  "cpufeatures",
- "digest",
- "opaque-debug",
+ "digest 0.9.0",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
@@ -2398,6 +2554,32 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "templar"
+version = "0.5.0"
+source = "git+https://github.com/proctorlabs/templar.git?rev=85469a4c#85469a4c52cbd7efa7391918866107224bcdca2f"
+dependencies = [
+ "derive_more",
+ "lazy_static",
+ "parking_lot",
+ "pest",
+ "pest_derive",
+ "serde",
+ "templar_macros",
+ "toml",
+ "unstructured",
+]
+
+[[package]]
+name = "templar_macros"
+version = "0.5.0"
+source = "git+https://github.com/proctorlabs/templar.git?rev=85469a4c#85469a4c52cbd7efa7391918866107224bcdca2f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.1.2"
@@ -2612,7 +2794,7 @@ dependencies = [
  "httparse",
  "log",
  "rand",
- "sha-1",
+ "sha-1 0.9.8",
  "thiserror",
  "url",
  "utf-8",
@@ -2633,6 +2815,12 @@ version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
 
+[[package]]
+name = "ucd-trie"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
+
 [[package]]
 name = "unicase"
 version = "2.6.0"
@@ -2681,6 +2869,18 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
 
+[[package]]
+name = "unstructured"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bae5a28ab9d8cd21bb5300077b36a70809ff6a4ce3fc3915767c59fbdf35b7bc"
+dependencies = [
+ "ordered-float",
+ "pest",
+ "pest_derive",
+ "serde",
+]
+
 [[package]]
 name = "url"
 version = "2.2.2"
diff --git a/flow-message/Cargo.toml b/flow-message/Cargo.toml
index 35152f4..82c313d 100644
--- a/flow-message/Cargo.toml
+++ b/flow-message/Cargo.toml
@@ -13,7 +13,7 @@ c = ["libc"]
 byteorder = {version="1.4", optional=true}
 dashmap = {version="4.0", optional=true}
 enum-as-inner = {version="0.3", optional=true}
-im = {version="15.0", optional=true}
+im = {version="15.1", optional=true}
 paste = {version="1.0",optional=true}
 pyo3 = {version="0.15", features=["abi3"], optional=true}
 libc = {version="0.2",optional=true}