brew / rank 3636

Install openfst with Homebrew

Library for weighted finite-state transducers. Version 1.8.4 via Homebrew; verified from local package data.

Install command Security notes

install

Additional install commands

macOS

Homebrewverified · 100%

brew install openfst

provider-native install command

overview

Package summary

Library for weighted finite-state transducers

Project links

Homepage

Commands and aliases

farcompilestrings
farconvert
farcreate
farencode
farequal
farextract
farinfo
farisomorphic
farprintstrings
fstarcsort
fstclosure
fstcompile
fstcompose
fstcompress
fstconcat
fstconnect
fstconvert
fstdeterminize
fstdifference
fstdisambiguate
fstdraw
fstencode
fstepsnormalize
fstequal
fstequivalent
fstinfo
fstintersect
fstinvert
fstisomorphic
fstlinear
fstloglinearapply
fstmap

history

Project history and usage

OpenFst is a C++ library and command-line toolkit for constructing, combining, optimizing, and searching weighted finite-state transducers.

Project history

The official OpenFst page says it was developed by contributors from Google Research and NYU's Courant Institute and distributed under the Apache license. It is intended to be comprehensive, reliable, flexible, efficient, and scalable.

The official download page asks users to cite the 2007 paper "OpenFst: A General and Efficient Weighted Finite-State Transducer Library." The modern Google Research GitHub repository exposes Bazel, CMake, Python-wrapper, and extension build documentation.

Adoption history

The official page names applications in speech recognition and synthesis, machine translation, optical character recognition, pattern matching, string processing, machine learning, information extraction, and information retrieval. The supplied package metadata records packages across apk, Homebrew, Debian, Fedora/dnf, MacPorts, Nix, Ubuntu, and zypper.

How it is used

Users can embed OpenFst as a C++ library or compose command-line tools such as fstcompile, fstcompose, fstdeterminize, fstminimize, fstshortestpath, and fstprint.

The official README describes building with GNU build tooling, Bazel, or CMake, and notes that command-line utilities are enabled by default unless configured out.

Why package nerds care

OpenFst is a package-catalog heavyweight because it turns specialized formal-language research software into a reusable system dependency with many executables, libraries, extensions, and downstream speech or NLP consumers.

Timeline

2007: OpenFst was presented as a general and efficient weighted finite-state transducer library.
2024-12-23: the official OpenFst home page revision listed OpenFst 1.8.4 as available.
2026-03-04: the official download page revision listed OpenFst 1.8.5 as the current version.

Related projects

Related areas and projects include OpenGrm-style grammars, finite-state morphology systems, speech-recognition lexicon and language-model pipelines, and weighted automata research.

Sources

https://github.com/google-research/openfst
https://www.openfst.org/twiki/bin/view/FST/FstDownload
https://www.openfst.org/twiki/bin/view/FST/WebHome
https://www.openfst.org/twiki/pub/FST/FstDownload/README
source_facts.executables
source_facts.package-manager

security posture

Risk level: yellow

broad file, network, media, or database tool signal. generalized runtime or code generation signal.

Risk classifier

yellow risk · medium confidence · runtime

Why

broad file, network, media, or database tool signal
generalized runtime or code generation signal

Signals

text:repl
text:sync,compress

Install behavior

No Homebrew bottle metadata was recorded.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

executables

Installed executables

Command	Kind	Exposure	Note
`farcompilestrings`	executable	indexed executable	Discovered from the local executable index.
`farconvert`	executable	indexed executable	Discovered from the local executable index.
`farcreate`	executable	indexed executable	Discovered from the local executable index.
`farencode`	executable	indexed executable	Discovered from the local executable index.
`farequal`	executable	indexed executable	Discovered from the local executable index.
`farextract`	executable	indexed executable	Discovered from the local executable index.
`farinfo`	executable	indexed executable	Discovered from the local executable index.
`farisomorphic`	executable	indexed executable	Discovered from the local executable index.
`farprintstrings`	executable	indexed executable	Discovered from the local executable index.
`fstarcsort`	executable	indexed executable	Discovered from the local executable index.
`fstclosure`	executable	indexed executable	Discovered from the local executable index.
`fstcompile`	executable	indexed executable	Discovered from the local executable index.
`fstcompose`	executable	indexed executable	Discovered from the local executable index.
`fstcompress`	executable	indexed executable	Discovered from the local executable index.
`fstconcat`	executable	indexed executable	Discovered from the local executable index.
`fstconnect`	executable	indexed executable	Discovered from the local executable index.
`fstconvert`	executable	indexed executable	Discovered from the local executable index.
`fstdeterminize`	executable	indexed executable	Discovered from the local executable index.
`fstdifference`	executable	indexed executable	Discovered from the local executable index.
`fstdisambiguate`	executable	indexed executable	Discovered from the local executable index.
`fstdraw`	executable	indexed executable	Discovered from the local executable index.
`fstencode`	executable	indexed executable	Discovered from the local executable index.
`fstepsnormalize`	executable	indexed executable	Discovered from the local executable index.
`fstequal`	executable	indexed executable	Discovered from the local executable index.
`fstequivalent`	executable	indexed executable	Discovered from the local executable index.
`fstinfo`	executable	indexed executable	Discovered from the local executable index.
`fstintersect`	executable	indexed executable	Discovered from the local executable index.
`fstinvert`	executable	indexed executable	Discovered from the local executable index.
`fstisomorphic`	executable	indexed executable	Discovered from the local executable index.
`fstlinear`	executable	indexed executable	Discovered from the local executable index.
`fstloglinearapply`	executable	indexed executable	Discovered from the local executable index.
`fstmap`	executable	indexed executable	Discovered from the local executable index.
`fstminimize`	executable	indexed executable	Discovered from the local executable index.
`fstprint`	executable	indexed executable	Discovered from the local executable index.
`fstproject`	executable	indexed executable	Discovered from the local executable index.
`fstprune`	executable	indexed executable	Discovered from the local executable index.
`fstpush`	executable	indexed executable	Discovered from the local executable index.
`fstrandgen`	executable	indexed executable	Discovered from the local executable index.
`fstrelabel`	executable	indexed executable	Discovered from the local executable index.
`fstreplace`	executable	indexed executable	Discovered from the local executable index.
`fstreverse`	executable	indexed executable	Discovered from the local executable index.
`fstreweight`	executable	indexed executable	Discovered from the local executable index.
`fstrmepsilon`	executable	indexed executable	Discovered from the local executable index.
`fstshortestdistance`	executable	indexed executable	Discovered from the local executable index.
`fstshortestpath`	executable	indexed executable	Discovered from the local executable index.
`fstspecial`	executable	indexed executable	Discovered from the local executable index.
`fstsymbols`	executable	indexed executable	Discovered from the local executable index.
`fstsynchronize`	executable	indexed executable	Discovered from the local executable index.
`fsttopsort`	executable	indexed executable	Discovered from the local executable index.
`fstunion`	executable	indexed executable	Discovered from the local executable index.
`mpdtcompose`	executable	indexed executable	Discovered from the local executable index.
`mpdtexpand`	executable	indexed executable	Discovered from the local executable index.
`mpdtinfo`	executable	indexed executable	Discovered from the local executable index.
`mpdtreverse`	executable	indexed executable	Discovered from the local executable index.
`pdtcompose`	executable	indexed executable	Discovered from the local executable index.
`pdtexpand`	executable	indexed executable	Discovered from the local executable index.
`pdtinfo`	executable	indexed executable	Discovered from the local executable index.
`pdtreplace`	executable	indexed executable	Discovered from the local executable index.
`pdtreverse`	executable	indexed executable	Discovered from the local executable index.
`pdtshortestpath`	executable	indexed executable	Discovered from the local executable index.

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-08-03

manager version1.8.4

manager updated

local dataunknown

upstreamnot available

latest detectednot detected

okNo freshness warnings were generated.

install metadata

Package metadata

Package key	brew:openfst
Version	1.8.4
Package manager	Homebrew
Homepage	https://www.openfst.org/twiki/bin/view/FST/WebHome
Bottle	not recorded
Service	none declared

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Combined YAML source

View the package source record on GitHub.

combined/openfst.yml

Used sources

Geiger risk classifier
Nucleus package database
curated package history
pkgdb category and tag curation