Shell Dep | Version 46 Hot
This article dives deep into everything you need to know about : its new features, breaking changes, migration path, and why every senior SRE should upgrade by the end of the week. What is Shell Dep? A Quick Refresher For the uninitiated, shell-dep is a declarative dependency manager for POSIX-compliant shell scripts. Think of it as a hybrid between pip (for Python) and vcpkg (for C++), but designed exclusively for shell utilities like jq , curl , ffmpeg , rg , fd , and thousands of other CLI tools.
Instead of writing brittle which checks or embedding apt-get install commands in your scripts, shell-dep allows you to define a .shell-dep.toml file: shell dep version 46 hot
introduces a daemon-less shared memory cache. The first time you run a command, it builds a hot manifest in /dev/shm (or a Windows equivalent). Subsequent runs are almost instantaneous. This article dives deep into everything you need
The core team has run v46 Hot in production at companies like ScaleCore and DataSiphon for six weeks. The cache subsystem is stable, and the hot swap logic has been fuzz-tested extensively. Think of it as a hybrid between pip
export SHELL_DEP_HOT_CACHE_DIR=/tmp/shell-dep-hot This means the binary’s signature is older than the max_sig_age (default 30 days). It still works, but you’ll see a warning. To silence, increase the age limit in .shell-dep.toml :
