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Instead of ActiveState Platform
ActiveState Platform alternatives
ActiveState Platform is built for teams that need custom runtimes assembled from source. Projects capture runtime components, dependencies, patches, and bundles; they track project history and give deployment instructions. Teams can create projects in a browser or with the State Tool, share them with an organization, and manage access by user role. The Platform also offers vulnerability alerts, license compliance, and immutable SPDX SBOMs. Its builds use checksum verification and isolated containers, and package downloads are cryptographically verified.
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GHCup
Free plan LinuxMacSelf-hosted+2Haskell users managing compiler and tool versions — GHCup manages Haskell tools such as GHC, cabal-install, HLS, and Stack versions instead of building custom runtimes across languages.
Open source Visit site - 2
devenv
Free plan LinuxMacWeb+1Teams defining reproducible development environments — devenv uses Nix to configure packages, languages, services, tasks, secrets, and tooling, while ActiveState Platform centers on custom runtime builds.
Free plan Visit site - 3
Flox
Free plan ExtensionLinuxMac+3Teams sharing reproducible software environments — Flox manages code-defined environments with packages, variables, and shell hooks, plus a catalog of more than 190,000 packages.
Free plan · paid from $20/user/mo Visit site - 4
frum
Free plan LinuxMacWindowsRuby developers switching Ruby versions — frum is a pure Rust Ruby version manager that works with .ruby-version files, rather than a multi-language runtime platform.
Free plan Visit site - 5
FVM
Free plan APILinuxMac+1Flutter teams pinning SDK versions per project — FVM manages Flutter SDK versions per project and switches among cached versions without re-downloading them.
Free plan Visit site - 6
Jabba
Free plan LinuxMacWindowsJava developers managing JDK versions — Jabba installs and switches among JDK distributions, including custom downloads, rather than building custom runtimes across languages.
Open source Visit site - 7
vfox
Free plan LinuxMacWindowsDevelopers managing versions across runtimes and SDKs — vfox uses plugins to manage runtime and SDK versions at project, session, or global scope, with automatic project-directory switching.
Open source Visit site - 8
Astral
Free plan LinuxMacWindows - 9
conda-lock
Free plan LinuxMacWindows - 10
Mamba
Free plan APILinuxMac+2 - 11
build
Free plan APILinuxMac+1 - 12
Hatch
Free plan LinuxMacWindows - 13
Miniconda
Free plan LinuxMacWindows - 14
Buildout
Free plan LinuxMacWindows - 15
conda
Free plan LinuxMacWindows - 16
micropipenv
Free plan LinuxSelf-hosted - 17
Nox
Free plan LinuxMacWindows - 18
pip
Free plan LinuxMacWindows - 19
pip-tools
Free plan LinuxMacWindows - 20
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Spack
Free plan LinuxMacSelf-hosted+1 - 22
Flit
Free plan LinuxWindows - 23
Maturin
Free plan LinuxMacWindows - 24
Miniforge
Free plan LinuxMacWindows - 25
setuptools
Free plan LinuxMacWindows - 26
PDM
Free plan LinuxMacWindows - 27
Rattler
Free plan APILinuxMac+2 - 28
tox
Free plan LinuxMacWindows - 29
Twine
Free plan LinuxMacWindows - 30
uv
Free plan LinuxMacWindows - 31
virtualenv
Free plan LinuxMacWindows
A narrower tool may suit you better if you need to manage one language or SDK, or configure a local development environment rather than maintain custom runtimes. ActiveState’s free organization option is for public projects; private projects require a paid subscription with pricing available through sales. Annual Curated Catalog tiers cost $25,000, $50,000, or $150,000 per language depending on organization size. Before switching, weigh language and service coverage, project sharing, supported systems, and whether you need local processes, a focused version manager, or runtime build and compliance features. The State Tool’s Docker deployment is limited to Linux containers.
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