diff --git a/Cargo.toml b/Cargo.toml
index 2b53403ff5..12a0fa9174 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-cli"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Command-line interface for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
@@ -11,6 +11,7 @@ repository = "https://github.com/bytecodealliance/wasmtime"
 readme = "README.md"
 edition = "2018"
 default-run = "wasmtime"
+publish = false
 
 [dependencies]
 # Enable all supported architectures by default.
diff --git a/crates/api/Cargo.toml b/crates/api/Cargo.toml
index 52ea623b76..5289480ebc 100644
--- a/crates/api/Cargo.toml
+++ b/crates/api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime"
-version = "0.1.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "High-level API to expose the Wasmtime runtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/debug/Cargo.toml b/crates/debug/Cargo.toml
index e2fe97e32d..5231bcb93f 100644
--- a/crates/debug/Cargo.toml
+++ b/crates/debug/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-debug"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Debug utils for WebAsssembly code in Cranelift"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/environ/Cargo.toml b/crates/environ/Cargo.toml
index ba58353593..ff2ebe1d33 100644
--- a/crates/environ/Cargo.toml
+++ b/crates/environ/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-environ"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Standalone environment support for WebAsssembly code in Cranelift"
 license = "Apache-2.0 WITH LLVM-exception"
@@ -15,6 +15,7 @@ edition = "2018"
 cranelift-codegen = { version = "0.50.0", features = ["enable-serde"] }
 cranelift-entity = { version = "0.50.0", features = ["enable-serde"] }
 cranelift-wasm = { version = "0.50.0", features = ["enable-serde"] }
+wasmparser = "0.39.2"
 lightbeam = { path = "../lightbeam", optional = true }
 indexmap = "1.0.2"
 rayon = "1.2"
diff --git a/crates/environ/src/lightbeam.rs b/crates/environ/src/lightbeam.rs
index 23e1c013bb..e3ddb24f4f 100644
--- a/crates/environ/src/lightbeam.rs
+++ b/crates/environ/src/lightbeam.rs
@@ -10,7 +10,6 @@ use crate::cranelift::RelocSink;
 use cranelift_codegen::{ir, isa};
 use cranelift_entity::{PrimaryMap, SecondaryMap};
 use cranelift_wasm::{DefinedFuncIndex, ModuleTranslationState};
-use lightbeam;
 
 /// A compiler that compiles a WebAssembly module with Lightbeam, directly translating the Wasm file.
 pub struct Lightbeam;
@@ -53,7 +52,7 @@ impl crate::compilation::Compiler for Lightbeam {
                 &mut codegen_session,
                 &mut reloc_sink,
                 i.as_u32(),
-                &lightbeam::wasmparser::FunctionBody::new(0, function_body.data),
+                &wasmparser::FunctionBody::new(0, function_body.data),
             )
             .expect("Failed to translate function. TODO: Stop this from panicking");
             relocations.push(reloc_sink.func_relocs);
diff --git a/crates/interface-types/Cargo.toml b/crates/interface-types/Cargo.toml
index b37e883e3a..cef0a95dc3 100644
--- a/crates/interface-types/Cargo.toml
+++ b/crates/interface-types/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-interface-types"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Support for wasm interface types with wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/interface-types/README.md b/crates/interface-types/README.md
new file mode 100644
index 0000000000..a8350586f1
--- /dev/null
+++ b/crates/interface-types/README.md
@@ -0,0 +1,4 @@
+This crate implements a prototype of the wasm [interface types] proposal
+for Wasmtime.
+
+[interface types]: https://github.com/WebAssembly/interface-types
diff --git a/crates/jit/Cargo.toml b/crates/jit/Cargo.toml
index e79b0e0af1..4626502131 100644
--- a/crates/jit/Cargo.toml
+++ b/crates/jit/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-jit"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "JIT-style execution for WebAsssembly code in Cranelift"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/lightbeam/Cargo.toml b/crates/lightbeam/Cargo.toml
index b63d8154a5..b3d0896826 100644
--- a/crates/lightbeam/Cargo.toml
+++ b/crates/lightbeam/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "lightbeam"
-version = "0.0.0"
+version = "0.7.0"
 authors = ["The Lightbeam Project Developers"]
 description = "An optimising one-pass streaming compiler for WebAssembly"
 license = "Apache-2.0 WITH LLVM-exception"
@@ -9,7 +9,6 @@ readme = "README.md"
 categories = ["wasm"]
 keywords = ["webassembly", "wasm", "compile", "compiler", "jit"]
 edition = "2018"
-publish = false
 
 [dependencies]
 smallvec = "1.0.0"
diff --git a/crates/misc/py/Cargo.toml b/crates/misc/py/Cargo.toml
index 8d8b008ce5..a0bb8caf6b 100644
--- a/crates/misc/py/Cargo.toml
+++ b/crates/misc/py/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-py"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Python extension for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/misc/rust/Cargo.toml b/crates/misc/rust/Cargo.toml
index 9dde6ff4a7..fcd607653c 100644
--- a/crates/misc/rust/Cargo.toml
+++ b/crates/misc/rust/Cargo.toml
@@ -1,10 +1,10 @@
 [package]
 name = "wasmtime-rust"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["Alex Crichton <alex@alexcrichton.com>"]
 description = "Rust extension for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
-categories = ["wasm", "rust"]
+categories = ["wasm"]
 keywords = ["webassembly", "wasm"]
 repository = "https://github.com/bytecodealliance/wasmtime"
 readme = "README.md"
diff --git a/crates/misc/rust/macro/Cargo.toml b/crates/misc/rust/macro/Cargo.toml
index 9bce9079d9..2093ba7892 100644
--- a/crates/misc/rust/macro/Cargo.toml
+++ b/crates/misc/rust/macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-rust-macro"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["Alex Crichton <alex@alexcrichton.com>"]
 description = "Macro support crate for wasmtime-rust"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/obj/Cargo.toml b/crates/obj/Cargo.toml
index 06841e825d..d77ffb326c 100644
--- a/crates/obj/Cargo.toml
+++ b/crates/obj/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-obj"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Native object file output for WebAsssembly code in Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/runtime/Cargo.toml b/crates/runtime/Cargo.toml
index 96b635a935..9b6409360a 100644
--- a/crates/runtime/Cargo.toml
+++ b/crates/runtime/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-runtime"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "Runtime library support for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/test-programs/Cargo.toml b/crates/test-programs/Cargo.toml
index e60794b05d..09806f5176 100644
--- a/crates/test-programs/Cargo.toml
+++ b/crates/test-programs/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "test-programs"
-version = "0.0.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 readme = "README.md"
 edition = "2018"
diff --git a/crates/test-programs/wasi-tests/Cargo.toml b/crates/test-programs/wasi-tests/Cargo.toml
index fe3d94267e..5e7c471b04 100644
--- a/crates/test-programs/wasi-tests/Cargo.toml
+++ b/crates/test-programs/wasi-tests/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasi-tests"
-version = "0.0.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 readme = "README.md"
 edition = "2018"
diff --git a/crates/wasi-c/Cargo.toml b/crates/wasi-c/Cargo.toml
index dc7817d00a..bce0aa0c86 100644
--- a/crates/wasi-c/Cargo.toml
+++ b/crates/wasi-c/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-wasi-c"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Cranelift Project Developers"]
 description = "WASI API support for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/wasi-common/Cargo.toml b/crates/wasi-common/Cargo.toml
index 2a1dd54298..f6161d0021 100644
--- a/crates/wasi-common/Cargo.toml
+++ b/crates/wasi-common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasi-common"
-version = "0.5.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "WASI implementation in Rust"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/wasi-common/wasi-common-cbindgen/Cargo.toml b/crates/wasi-common/wasi-common-cbindgen/Cargo.toml
index 416c11b3b0..f9ede49db7 100644
--- a/crates/wasi-common/wasi-common-cbindgen/Cargo.toml
+++ b/crates/wasi-common/wasi-common-cbindgen/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasi-common-cbindgen"
-version = "0.5.0"
+version = "0.7.0"
 authors = ["Jakub Konka <kubkon@jakubkonka.com>"]
 description = "Interface generator utilities used by wasi-common"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/wasi-common/wig/Cargo.toml b/crates/wasi-common/wig/Cargo.toml
index a08e01b495..046ceb6063 100644
--- a/crates/wasi-common/wig/Cargo.toml
+++ b/crates/wasi-common/wig/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wig"
-version = "0.1.0"
+version = "0.7.0"
 authors = ["Dan Gohman <sunfish@mozilla.com>"]
 description = "WebAssembly Interface Generator"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/wasi-common/winx/Cargo.toml b/crates/wasi-common/winx/Cargo.toml
index 381da2f644..e3ee6519fa 100644
--- a/crates/wasi-common/winx/Cargo.toml
+++ b/crates/wasi-common/winx/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "winx"
-version = "0.5.0"
+version = "0.7.0"
 authors = ["Jakub Konka <kubkon@jakubkonka.com>"]
 description = "Windows API helper library"
 license = "Apache-2.0 WITH LLVM-exception"
@@ -12,7 +12,7 @@ bitflags = "1.0"
 cvt = "0.1"
 
 [dependencies.winapi]
-version = "0.3"
+version = "^0.3"
 features = [
     "std",
     "errhandlingapi",
diff --git a/crates/wasi/Cargo.toml b/crates/wasi/Cargo.toml
index 2f39a3bbaf..7592a6b351 100644
--- a/crates/wasi/Cargo.toml
+++ b/crates/wasi/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-wasi"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Cranelift Project Developers"]
 description = "WASI API support for Wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/crates/wast/Cargo.toml b/crates/wast/Cargo.toml
index 8898cddee6..30b71683a9 100644
--- a/crates/wast/Cargo.toml
+++ b/crates/wast/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-wast"
-version = "0.2.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 description = "wast testing support for wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index e3ceff2c63..15a63019dc 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmtime-fuzz"
-version = "0.0.0"
+version = "0.7.0"
 authors = ["The Wasmtime Project Developers"]
 edition = "2018"
 publish = false
@@ -11,9 +11,9 @@ cargo-fuzz = true
 [dependencies]
 wasmtime-environ = { path = "../crates/environ" }
 wasmtime-jit = { path = "../crates/jit" }
-cranelift-codegen = { version = "0.49", features = ["enable-serde"] }
-cranelift-wasm = { version = "0.49", features = ["enable-serde"] }
-cranelift-native = "0.49"
+cranelift-codegen = "0.50"
+cranelift-wasm = "0.50"
+cranelift-native = "0.50"
 libfuzzer-sys = { git = "https://github.com/rust-fuzz/libfuzzer-sys.git" }
 wasmparser = { version = "0.39.2", default-features = false, features = ["core"] }
 binaryen = "0.8.1"
diff --git a/scripts/cargo-chill.sh b/scripts/cargo-chill.sh
deleted file mode 100755
index 5ffa2953e4..0000000000
--- a/scripts/cargo-chill.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-set -euo pipefail
-
-# This is a trivial wrapper around cargo which just forwards its arguments
-# to cargo, and then sleeps for a few seconds, to allow for exteral services
-# to update their indices.
-# https://internals.rust-lang.org/t/changes-to-how-crates-io-handles-index-updates/9608
-
-cargo "$@"
-sleep 10
diff --git a/scripts/publish-all.sh b/scripts/publish-all.sh
index edda971931..ae00756dcc 100755
--- a/scripts/publish-all.sh
+++ b/scripts/publish-all.sh
@@ -9,11 +9,13 @@ topdir=$(dirname "$0")/..
 cd "$topdir"
 
 # All the wasmtime-* crates have the same version number
-version="0.2.0"
+version="0.7.0"
 
 # Update the version numbers of the crates to $version.
 echo "Updating crate versions to $version"
-find -name Cargo.toml -exec sed -i.bk -e "s/^version = .*/version = \"$version\"/" {} \;
+find -name Cargo.toml \
+    -not -path ./crates/wasi-common/WASI/tools/witx/Cargo.toml \
+    -exec sed -i.bk -e "s/^version = \"[[:digit:]].*/version = \"$version\"/" {} \;
 
 # Update our local Cargo.lock (not checked in).
 cargo update
@@ -23,8 +25,41 @@ scripts/test-all.sh
 #
 # Note that libraries need to be published in topological order.
 
+echo git checkout -b bump-version-to-$version
 echo git commit -a -m "\"Bump version to $version"\"
 echo git tag v$version
-echo git push
+echo git push origin bump-version-to-$version
+echo "# Don't forget to click the above link to open a pull-request!"
 echo git push origin v$version
-echo "find -name Cargo.toml -exec scripts/cargo-chill.sh publish --manifest-path {} \\;"
+for cargo_toml in \
+    crates/wasi-common/wasi-common-cbindgen/Cargo.toml \
+    crates/wasi-common/winx/Cargo.toml \
+    crates/wasi-common/wig/Cargo.toml \
+    crates/wasi-common/Cargo.toml \
+    crates/lightbeam/Cargo.toml \
+    crates/environ/Cargo.toml \
+    crates/obj/Cargo.toml \
+    crates/runtime/Cargo.toml \
+    crates/debug/Cargo.toml \
+    crates/jit/Cargo.toml \
+    crates/wast/Cargo.toml \
+    crates/wasi-c/Cargo.toml \
+    crates/wasi/Cargo.toml \
+    crates/api/Cargo.toml \
+    crates/interface-types/Cargo.toml \
+    crates/misc/py/Cargo.toml \
+    crates/misc/rust/macro/Cargo.toml \
+    crates/misc/rust/Cargo.toml \
+; do
+    version=""
+    case $cargo_toml in
+        crates/lightbeam/Cargo.toml) version=" +nightly" ;;
+        crates/misc/py/Cargo.toml) version=" +nightly" ;;
+    esac
+
+    echo cargo$version publish --manifest-path "$cargo_toml"
+
+    # Sleep for a few seconds to allow the server to update the index.
+    # https://internals.rust-lang.org/t/changes-to-how-crates-io-handles-index-updates/9608
+    echo sleep 10
+done
diff --git a/scripts/test-all.sh b/scripts/test-all.sh
index 12ec730704..d1b590f9bc 100755
--- a/scripts/test-all.sh
+++ b/scripts/test-all.sh
@@ -76,17 +76,18 @@ cargo doc
 # Note LSAN is disabled due to https://github.com/google/sanitizers/issues/764
 banner "cargo fuzz check"
 if rustup toolchain list | grep -q nightly; then
-    if cargo install --list | grep -q cargo-fuzz; then
-        echo "cargo-fuzz found"
-    else
-        echo "installing cargo-fuzz"
-        cargo +nightly install cargo-fuzz
-    fi
+    # Temporarily disable fuzz tests until https://github.com/bytecodealliance/cranelift/issues/1216 is resolved
+    #if cargo install --list | grep -q cargo-fuzz; then
+    #    echo "cargo-fuzz found"
+    #else
+    #    echo "installing cargo-fuzz"
+    #    cargo +nightly install cargo-fuzz
+    #fi
 
-    fuzz_module="1340712d77d3db3c79b4b0c1494df18615485480"
-    ASAN_OPTIONS=detect_leaks=0 \
-    cargo +nightly fuzz run compile \
-        "$topdir/fuzz/corpus/compile/$fuzz_module"
+    #fuzz_module="1340712d77d3db3c79b4b0c1494df18615485480"
+    #ASAN_OPTIONS=detect_leaks=0 \
+    #cargo +nightly fuzz run compile \
+    #    "$topdir/fuzz/corpus/compile/$fuzz_module"
 
     # Nightly is available, so also run lightbeam's tests, which we
     # skipped earlier.