diff --git a/Cargo.lock b/Cargo.lock
index b953ef61..9e9a8e9d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -580,12 +580,6 @@ version = "0.23.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac07cdecf99051d9a5238b80f35af32cdeba5b336e55d957b318b50137e18da5"
 
-[[package]]
-name = "base64ct"
-version = "1.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2af50177e190e07a26ab74f8b1efbfe2ef87da2116221318cb1c2e82baf7de06"
-
 [[package]]
 name = "bcrypt"
 version = "0.19.3"
@@ -608,12 +602,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "bincode"
-version = "3.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd6a120d2e16b3e1b4a24bd70f23b12d3e16b81f113364a26935f8db7245452d"
-
 [[package]]
 name = "bit_field"
 version = "0.10.3"
@@ -806,6 +794,12 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "cfg_aliases"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd16c4719339c4530435d38e511904438d07cce7950afa3718a84ac36c10e89e"
+
 [[package]]
 name = "cfg_aliases"
 version = "0.2.2"
@@ -1017,35 +1011,6 @@ dependencies = [
  "rustversion",
 ]
 
-[[package]]
-name = "cookie"
-version = "0.18.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a373e3602691c3cdea496d2f0ee5935151e6168fe87739483c463db1b2f2f87"
-dependencies = [
- "percent-encoding",
- "time",
- "version_check",
-]
-
-[[package]]
-name = "cookie_store"
-version = "0.22.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15b2c103cf610ec6cae3da84a766285b42fd16aad564758459e6ecf128c75206"
-dependencies = [
- "cookie",
- "document-features",
- "idna",
- "indexmap",
- "log 0.4.34",
- "serde",
- "serde_derive",
- "serde_json",
- "time",
- "url",
-]
-
 [[package]]
 name = "core-foundation"
 version = "0.10.1"
@@ -1301,16 +1266,6 @@ dependencies = [
  "thiserror 2.0.21",
 ]
 
-[[package]]
-name = "der"
-version = "0.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a996a108feb8b427a6e12fcf6af4aa83409b79d72c15337d7741368131ee004"
-dependencies = [
- "pem-rfc7468",
- "zeroize",
-]
-
 [[package]]
 name = "deranged"
 version = "0.5.8"
@@ -1382,15 +1337,6 @@ dependencies = [
  "syn 3.0.3",
 ]
 
-[[package]]
-name = "document-features"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4b8a88685455ed29a21542a33abd9cb6510b6b129abadabdcef0f4c55bc8f61"
-dependencies = [
- "litrs",
-]
-
 [[package]]
 name = "dunce"
 version = "1.0.5"
@@ -1429,9 +1375,9 @@ checksum = "66b7e2430c6dff6a955451e2cfc438f09cea1965a9d6f87f7e3b90decc014099"
 
 [[package]]
 name = "endian-type"
-version = "0.2.0"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "869b0adbda23651a9c5c0c3d270aac9fcb52e8622a8f2b17e57802d7791962f2"
+checksum = "c34f04666d835ff5d62e058c3995147c06f42fe86ff053337632bca83e42702d"
 
 [[package]]
 name = "enumflags2"
@@ -1586,6 +1532,17 @@ version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "caf1079563223d5d59d83c85886a56e586cfd5c1a26292e971a0fa266531ac5a"
 
+[[package]]
+name = "fd-lock"
+version = "4.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce92ff622d6dadf7349484f42c93271a0d49b7cc4d466a936405bacbe10aa78"
+dependencies = [
+ "cfg-if",
+ "rustix",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "fdeflate"
 version = "0.3.7"
@@ -1956,16 +1913,6 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "http"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "918d3568bebf352712bc2ef3d46a8bcf1a75b373be6539de198e9105cbbf9ce0"
-dependencies = [
- "bytes",
- "itoa",
-]
-
 [[package]]
 name = "httparse"
 version = "1.10.1"
@@ -1993,7 +1940,7 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bcf4dd4c44ae85155502a52c48739c8a48185d1449fff1963cffee63c28a50f0"
 dependencies = [
- "bincode 1.3.3",
+ "bincode",
  "fst",
  "hyphenation_commons",
  "pocket-resources",
@@ -2429,12 +2376,6 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47d9d19d1d6efa0109d2f65ff4c85cddd50bd572e5a00127ab10987290bcefae"
 
-[[package]]
-name = "litrs"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4744e383959f0db86ede514b809b1c53251889093803c05267acc7d4e7030d70"
-
 [[package]]
 name = "llvm-sys"
 version = "231.0.1"
@@ -2735,6 +2676,18 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "nix"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab2156c4fce2f8df6c499cc1c763e4394b7482525bf2a9701c9d79d215f519e4"
+dependencies = [
+ "bitflags 2.13.1",
+ "cfg-if",
+ "cfg_aliases 0.1.1",
+ "libc",
+]
+
 [[package]]
 name = "nix"
 version = "0.31.3"
@@ -2743,7 +2696,7 @@ checksum = "cf20d2fde8ff38632c426f1165ed7436270b44f199fc55284c38276f9db47c3d"
 dependencies = [
  "bitflags 2.13.1",
  "cfg-if",
- "cfg_aliases",
+ "cfg_aliases 0.2.2",
  "libc",
 ]
 
@@ -3103,15 +3056,6 @@ dependencies = [
  "hmac",
 ]
 
-[[package]]
-name = "pem-rfc7468"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6305423e0e7738146434843d1694d621cce767262b2a86910beab705e4493d9"
-dependencies = [
- "base64ct",
-]
-
 [[package]]
 name = "percent-encoding"
 version = "2.3.2"
@@ -3440,21 +3384,32 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "radix_trie"
-version = "0.3.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b4431027dcd37fc2a73ef740b5f233aa805897935b8bce0195e41bbf9a3289a"
+checksum = "c069c179fcdc6a2fe24d8d18305cf085fdbd4f922c041943e203685d6a1c58fd"
 dependencies = [
  "endian-type",
  "nibble_vec",
 ]
 
+[[package]]
+name = "rand"
+version = "0.8.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e058c7de0b26af77780c769414d6257830bb240f3c38477dbc2c16e5f54d6d4c"
+dependencies = [
+ "libc",
+ "rand_chacha 0.3.1",
+ "rand_core 0.6.4",
+]
+
 [[package]]
 name = "rand"
 version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9ef1d0d795eb7d84685bca4f72f3649f064e6641543d3a8c415898726a57b41"
 dependencies = [
- "rand_chacha",
+ "rand_chacha 0.9.0",
  "rand_core 0.9.5",
 ]
 
@@ -3469,6 +3424,16 @@ dependencies = [
  "rand_core 0.10.1",
 ]
 
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.4",
+]
+
 [[package]]
 name = "rand_chacha"
 version = "0.9.0"
@@ -3479,6 +3444,15 @@ dependencies = [
  "rand_core 0.9.5",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom 0.2.17",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.9.5"
@@ -3528,7 +3502,7 @@ dependencies = [
  "paste",
  "profiling",
  "rand 0.9.5",
- "rand_chacha",
+ "rand_chacha 0.9.0",
  "simd_helpers",
  "thiserror 2.0.21",
  "v_frame",
@@ -3777,22 +3751,24 @@ checksum = "cf54715a573b99ac80df0bc206da022bcd442c974952c7b9720069370852e21f"
 
 [[package]]
 name = "rustyline"
-version = "19.0.0"
+version = "14.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56e1d6bd81c2d5feafd2419138df9183c45a10a492c4e873b8b0acb8eb2b549e"
+checksum = "7803e8936da37efd9b6d4478277f4b2b9bb5cdb37a113e8d63222e58da647e63"
 dependencies = [
  "bitflags 2.13.1",
+ "cfg-if",
  "clipboard-win",
+ "fd-lock",
  "home",
  "libc",
  "log 0.4.34",
  "memchr",
- "nix",
+ "nix 0.28.0",
  "radix_trie",
  "unicode-segmentation",
  "unicode-width",
  "utf8parse",
- "windows-sys 0.61.2",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -4208,7 +4184,7 @@ dependencies = [
 name = "techscript_bytecode"
 version = "2.0.0"
 dependencies = [
- "bincode 3.0.0",
+ "bincode",
  "serde",
  "techscript_ast",
  "techscript_common",
@@ -4226,7 +4202,7 @@ name = "techscript_cli"
 version = "2.0.0"
 dependencies = [
  "anyhow",
- "bincode 3.0.0",
+ "bincode",
  "clap",
  "clap_complete",
  "colored",
@@ -4500,7 +4476,7 @@ dependencies = [
  "printpdf",
  "qrcode",
  "quick-xml",
- "rand 0.10.3",
+ "rand 0.8.8",
  "rusqlite",
  "rustls",
  "serde",
@@ -4534,7 +4510,7 @@ dependencies = [
 name = "techscript_vm"
 version = "2.0.0"
 dependencies = [
- "bincode 3.0.0",
+ "bincode",
  "indexmap",
  "serde",
  "techscript_ast",
@@ -4632,7 +4608,6 @@ dependencies = [
  "powerfmt",
  "serde_core",
  "time-core",
- "time-macros",
 ]
 
 [[package]]
@@ -4641,16 +4616,6 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1c906769ad99c88eaa54e728060edef082f8e358ff32030cb7c7d315e81109"
 
-[[package]]
-name = "time-macros"
-version = "0.2.32"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e689342a48d2ea927c87ea50cabf8594854bf940e9310208848d680d668ed85"
-dependencies = [
- "num-conv",
- "time-core",
-]
-
 [[package]]
 name = "tiny_http"
 version = "0.12.0"
@@ -4982,9 +4947,9 @@ checksum = "c6f5d3c3b1bf09027a88a6bc961fc00497d651009560b5463668dc81b0fa87a8"
 
 [[package]]
 name = "unicode-width"
-version = "0.2.2"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4ac048d71ede7ee76d585517add45da530660ef4390e49b098733c6e897f254"
+checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
 
 [[package]]
 name = "universal-hash"
@@ -5004,34 +4969,17 @@ checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
 
 [[package]]
 name = "ureq"
-version = "3.5.0"
+version = "2.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cde93ff05758a36a851a398a772b0b79a82fbe3c186a46f2696baaeaf84c966b"
+checksum = "02d1a66277ed75f640d608235660df48c8e3c19f3b4edb6a263315626cc3c01d"
 dependencies = [
- "base64 0.23.1",
- "cookie_store",
- "der",
+ "base64 0.22.1",
  "log 0.4.34",
  "native-tls",
- "percent-encoding",
- "rustls-pki-types",
+ "once_cell",
  "serde",
  "serde_json",
- "ureq-proto",
- "utf8-zero",
- "webpki-root-certs",
-]
-
-[[package]]
-name = "ureq-proto"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "841583fc36089d7d59419568ae157f43a5a03a2e5a81ba87c77d1596ef46e922"
-dependencies = [
- "base64 0.23.1",
- "http",
- "httparse",
- "log 0.4.34",
+ "url",
 ]
 
 [[package]]
@@ -5047,12 +4995,6 @@ dependencies = [
  "serde_derive",
 ]
 
-[[package]]
-name = "utf8-zero"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8c0a043c9540bae7c578c88f91dda8bd82e59ae27c21baca69c8b191aaf5a6e"
-
 [[package]]
 name = "utf8_iter"
 version = "1.0.4"
@@ -5190,15 +5132,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "webpki-root-certs"
-version = "1.0.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e49d0e65abc00c142e8f9428da991da9f1a250c39be97459901eb12b9b49f62a"
-dependencies = [
- "rustls-pki-types",
-]
-
 [[package]]
 name = "weezl"
 version = "0.1.12"
@@ -5697,7 +5630,7 @@ dependencies = [
  "indexmap",
  "lzma-rust2",
  "memchr",
- "nix",
+ "nix 0.31.3",
  "pbkdf2",
  "ppmd-rust",
  "sha1",
diff --git a/Cargo.toml b/Cargo.toml
index 056c76d1..abf7dd2c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -65,7 +65,7 @@ serde_json = "1"
 anyhow = "1"
 thiserror = "2"
 tower-lsp = "0.20"
-rustyline = "19"
+rustyline = "14"
 colored = "3"
 toml = "1.1"
 indexmap = "2"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index da71a17e..980879ca 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -51,10 +51,10 @@ anyhow = { workspace = true }
 rustyline = { workspace = true }
 toml = { workspace = true }
 indexmap = { workspace = true }
-bincode = "3.0.0"
+bincode = "1.3.3"
 dirs = "7.0"
 num_cpus = "1.15"
-ureq = { version = "3.5", default-features = false, features = ["native-tls"] }
+ureq = { version = "2.9", default-features = false, features = ["native-tls"] }
 rayon = "1.12.0"
 rusqlite = { version = "0.41", features = ["bundled"] }
 
diff --git a/compiler/bytecode/Cargo.toml b/compiler/bytecode/Cargo.toml
index 9ea7eef3..b8d2cc9c 100644
--- a/compiler/bytecode/Cargo.toml
+++ b/compiler/bytecode/Cargo.toml
@@ -11,7 +11,7 @@ techscript_syntax = { path = "../syntax" }
 techscript_ast = { path = "../ast" }
 techscript_ir = { path = "../ir" }
 serde = { workspace = true }
-bincode = "3.0.0"
+bincode = "1.3.3"
 
 [dev-dependencies]
 techscript_errors = { path = "../errors" }
@@ -20,4 +20,4 @@ techscript_parser = { path = "../parser" }
 techscript_semantic = { path = "../semantic" }
 techscript_optimizer = { path = "../optimizer" }
 serde = { workspace = true }
-bincode = "3.0.0"
+bincode = "1.3.3"
diff --git a/runtime/vm/Cargo.toml b/runtime/vm/Cargo.toml
index 85be2e86..50cc4cf4 100644
--- a/runtime/vm/Cargo.toml
+++ b/runtime/vm/Cargo.toml
@@ -15,7 +15,7 @@ techscript_runtime = { path = "../runtime" }
 techscript_builtins = { path = "../builtins" }
 techscript_stdlib = { path = "../../stdlib" }
 serde = { workspace = true }
-bincode = "3.0.0"
+bincode = "1.3.3"
 thiserror = { workspace = true }
 indexmap = "2.0"
 
diff --git a/stdlib/Cargo.toml b/stdlib/Cargo.toml
index d7772c33..229f3bec 100644
--- a/stdlib/Cargo.toml
+++ b/stdlib/Cargo.toml
@@ -10,7 +10,7 @@ techscript_runtime = { path = "../runtime/runtime" }
 serde_json = { workspace = true }
 serde = { workspace = true }
 indexmap = { version = "2", features = ["serde"] }
-ureq = { version = "3.5", default-features = false, features = ["json", "native-tls"] }
+ureq = { version = "2.9", default-features = false, features = ["json", "native-tls"] }
 toml = { workspace = true }
 rusqlite = { version = "0.41", features = ["bundled"] }
 md5 = "0.8"
@@ -24,7 +24,7 @@ flate2 = "1.0"
 crc = "3.0"
 image = "0.25"
 tiny_http = "0.12"
-rand = "0.10"
+rand = "0.8"
 zip = "9.0"
 shlex = "2.0"
 url = "2.5"
diff --git a/tools/package-manager/Cargo.toml b/tools/package-manager/Cargo.toml
index eb4ece6e..dff3604a 100644
--- a/tools/package-manager/Cargo.toml
+++ b/tools/package-manager/Cargo.toml
@@ -10,7 +10,7 @@ serde = { workspace = true }
 serde_json = { workspace = true }
 toml = "1.1"
 anyhow = { workspace = true }
-ureq = { version = "3.5", default-features = false, features = ["native-tls"] }
+ureq = { version = "2.9", default-features = false, features = ["native-tls"] }
 
 [[bench]]
 name = "capability_validation_bench"