# Install micromamba with Homebrew, dnf, Nix, winget

Fast Cross-Platform Package Manager. Version 2.8.1 via Homebrew; verified 2026-06-09.

## Install

```sh
sudo av install brew:micromamba
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install micromamba
```

  Evidence: local Homebrew formula metadata

### Linux

- dnf (92%):

```sh
sudo dnf install mamba
```

  Evidence: Fedora Rawhide package metadata: mamba from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

- Nix (92%):

```sh
nix profile install nixpkgs#micromamba
```

  Evidence: nixpkgs package indexes: pkgs/by-name/mi/micromamba/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

### Windows

- winget (92%):

```sh
winget install --id Mamba.Micromamba -e
```

  Evidence: Windows Package Manager source index: Mamba.Micromamba from https://cdn.winget.microsoft.com/cache/source.msix

## Package facts

- **Package key:** brew:micromamba
- **Package manager:** Homebrew
- **Package manager page:** <https://formulae.brew.sh/formula/micromamba>
- **Version:** 2.8.1
- **Source summary:** Fast Cross-Platform Package Manager
- **Homepage:** <https://github.com/mamba-org/mamba>
- **Repository:** <https://github.com/mamba-org/mamba>
- **Upstream docs:** <https://mamba.readthedocs.io/en/stable>
- **License:** BSD-3-Clause
- **Source archive:** <https://github.com/mamba-org/mamba/archive/refs/tags/2.8.1.tar.gz>
- **Last updated:** 2026-06-09T13:20:16Z
- **Generated:** 2026-07-08T07:18:31+00:00

## Executables

- mamba (cli)
- micromamba (cli)
- mamba (alias)
- micromamba (alias)

## Dependencies

- fmt
- libarchive
- libsolv
- lz4
- msgpack
- openssl@3
- reproc
- simdjson
- xz
- yaml-cpp
- zstd

## Build dependencies

- cli11
- cmake
- nlohmann-json
- pkgconf
- spdlog
- tl-expected

## Uses from macOS

- bzip2
- curl
- krb5

## Install behavior

- Post-install hook: not defined
- Caveats: Please run the following to setup your shell: $HOMEBREW_PREFIX/opt/micromamba/bin/mamba shell init --shell <your-shell> --root-prefix ~/mamba and restart your terminal.
- Bottle: available on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux

## Freshness

- Page generated: 2026-07-08
- Package-manager version: 2.8.1
- Package-manager updated: 2026-06-09
- Local data: ok
- Upstream repository: https://github.com/mamba-org/mamba
- Upstream latest detected: 2.8.1 (current)
## Project history and usage

micromamba is the small, standalone member of the Mamba package-manager family. Mamba began at QuantStack as a C++ reimplementation of conda focused on faster dependency solving and downloads, using libsolv and parallel fetching while preserving conda-compatible package operations. That work grew inside the conda-forge ecosystem, where fast solving matters for large scientific and data-science package graphs.

### Project history

micromamba packages the same codebase with different build choices: the official documentation describes it as a tiny, statically linked C++ executable with its own CLI, no required `base` environment, and no bundled Python. The Mamba README positions it for CI/CD pipelines, Docker images, bootstrapping, and other places where a single self-contained executable is easier than installing Miniforge or a full conda stack.

### How it is used

A major technical milestone came with the Mamba 2.0 effort, which made Mamba use the same standalone code as micromamba and removed the older Python-dependent pieces. For package-manager users, micromamba fills the bootstrapper niche: create or run conda environments quickly without first carrying an entire conda distribution.

### Sources

- <https://chanzuckerberg.com/eoss/proposals/fast-software-package-management-for-bio-and-data-science/>
- <https://formulae.brew.sh/formula/micromamba>
- <https://github.com/mamba-org/mamba>
- <https://mamba.readthedocs.io/en/latest/user_guide/micromamba.html>
- <https://medium.com/@QuantStack/introducing-mamba-2-0-0e8d5c6d1d0c>
- <https://wolfv.medium.com/making-conda-fast-again-4da4debfb3b7>


## Security Notes

infrastructure mutation or orchestration signal.

- **Geiger risk:** orange / medium
- infrastructure mutation or orchestration signal


## Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.


## Configuration files

- Unix: /etc/conda/.condarc, /etc/conda/condarc, /etc/conda/condarc.d/, /etc/conda/.mambarc, /var/lib/conda/.condarc, /var/lib/conda/condarc, /var/lib/conda/condarc.d/, /var/lib/conda/.mambarc, {root_prefix}/.condarc, {root_prefix}/condarc, {root_prefix}/condarc.d, {root_prefix}/.mambarc, ~/.conda/.condarc, ~/.conda/condarc, ~/.conda/condarc.d, ~/.condarc, ~/.mambarc, {target_prefix}/.condarc, {target_prefix}/condarc, {target_prefix}/condarc.d, {target_prefix}/.mambarc, $CONDARC, $MAMBARC
- Windows: C:\ProgramData\conda\.condarc, C:\ProgramData\conda\condarc, C:\ProgramData\conda\condarc.d, C:\ProgramData\conda\.mambarc, {root_prefix}\.condarc, {root_prefix}\condarc, {root_prefix}\condarc.d, {root_prefix}\.mambarc, ~\.conda\.condarc, ~\.conda\condarc, ~\.conda\condarc.d, ~\.condarc, ~\.mambarc, {target_prefix}\.condarc, {target_prefix}\condarc, {target_prefix}\condarc.d, {target_prefix}\.mambarc, %CONDARC%, %MAMBARC%
## Source Database Details

- **Source Database:** Homebrew formula API
- **Tap:** homebrew/core
- **Full Name:** micromamba
- **Version Scheme:** 0
- **Revision:** 0
- **Head Version:** HEAD
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** head, stable

## Other Package-Manager Records

- Nix - micromamba: normalized package name match | nixpkgs package indexes: pkgs/by-name/mi/micromamba/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- dnf - mamba - 2.5.0-1.fc45: normalized package name match | Fedora Rawhide package metadata: mamba from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | The Fast Cross-Platform Package Manager | https://github.com/mamba-org/mamba
- winget - Mamba.Micromamba: normalized package name match | Windows Package Manager source index: Mamba.Micromamba from https://cdn.winget.microsoft.com/cache/source.msix
- Nix - mamba: installed executable or alias match | nixpkgs package indexes: pkgs/by-name/ma/mamba/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## Related links

- [Source-control packages](https://www.automicvault.com/pkg/source-control-tools/) - Belongs to a source-control command family.
- [Package publisher tools](https://www.automicvault.com/pkg/package-publishers/) - Belongs to a package publishing or registry command family.
- [Secret-risk packages](https://www.automicvault.com/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals.
- [Terminal utility packages](https://www.automicvault.com/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [libarchive](https://www.automicvault.com/pkg/brew/libarchive/) - Runtime dependency declared by Homebrew.
- [libsolv](https://www.automicvault.com/pkg/brew/libsolv/) - Runtime dependency declared by Homebrew.
- [lz4](https://www.automicvault.com/pkg/brew/lz4/) - Runtime dependency declared by Homebrew.
- [openssl@3](https://www.automicvault.com/pkg/brew/openssl-3/) - Runtime dependency declared by Homebrew.
- [cmake](https://www.automicvault.com/pkg/brew/cmake/) - Build dependency declared by Homebrew.
- [pkgconf](https://www.automicvault.com/pkg/brew/pkgconf/) - Build dependency declared by Homebrew.
- [conda-lock](https://www.automicvault.com/pkg/brew/conda-lock/) - Shares av.db curated category or tags: cli, conda, developer-tools, package-management, package-manager.
- [pixi](https://www.automicvault.com/pkg/brew/pixi/) - Shares av.db curated category or tags: cli, conda, developer-tools, package-management, package-manager.
- [akku](https://www.automicvault.com/pkg/brew/akku/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [bower](https://www.automicvault.com/pkg/brew/bower/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [cabal-install](https://www.automicvault.com/pkg/brew/cabal-install/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [clib](https://www.automicvault.com/pkg/brew/clib/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [composer](https://www.automicvault.com/pkg/brew/composer/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [conan](https://www.automicvault.com/pkg/brew/conan/) - Shares av.db curated category or tags: cli, developer-tools, package-management, package-manager.
- [vcpkg](https://www.automicvault.com/pkg/brew/vcpkg/) - Local package facts share a topical domain. Shared terms: cli, cpp, developer, developer-tools, fmt.
- [rattler-build](https://www.automicvault.com/pkg/brew/rattler-build/) - Local package facts share a topical domain. Shared terms: cli, conda, cross, cross-platform, developer.

## Combined YAML source

View the package source record on GitHub. [combined/micromamba.yml](https://github.com/automic-vault/db/blob/main/combined/micromamba.yml)


## Sources

- Nucleus package database
- Geiger risk classifier
- package-page enrichment
- curated configuration and credential file locations
- curated package history
- package version freshness
- av.db category and tag curation
- package relationship graph
- external package-manager database matches
- cross-ecosystem install command graph