macOS
Homebrewverified · 100%
brew install open-jtalklocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install open_jtalkMacPorts ports tree · audio/open_jtalk/Portfile · source: api.github.com
brew / rank 9182
Install open-jtalk with Homebrew, apt, MacPorts
Japanese text-to-speech system. Version 1.11 via Homebrew; verified from local package data. Also installable with debian: sudo apt install open-jtalk.
install
Additional install commands
Linux
Debian aptverified · 92%
sudo apt install open-jtalkDebian stable package indexes · open-jtalk · source: deb.debian.org
overview
Package summary
Japanese text-to-speech system
Project links
Commands and aliases
- hts_engine
- open_jtalk
history
Project history and usage
Open JTalk is a Japanese text-to-speech system developed by the HTS working group and graduate students at Nagoya Institute of Technology.
Project history
The official site identifies Open JTalk as a Japanese text-to-speech system released under a Modified BSD license. The Open JTalk 1.11 readme says it had been developed by the HTS working group and Nagoya Institute of Technology graduate students, with copyright covering 2008-2018.
The official downloads split the system into source code, compiled dictionaries, and HTS voice data, which makes Open JTalk a language-resource stack rather than just one executable.
Adoption history
The supplied package metadata records Homebrew, Debian, MacPorts, and Ubuntu packages, consistent with adoption as a Unix command-line Japanese speech synthesis engine.
How it is used
Users typically run open_jtalk with a dictionary path, an HTS voice file, synthesis options, input text, and an output WAV file. The package also exposes hts_engine, reflecting the underlying synthesis runtime.
Why package nerds care
Open JTalk is notable for packaging because a useful installation needs code, dictionaries, and voice data with distinct release artifacts and licensing.
Timeline
- 2008-2018: the Open JTalk 1.11 readme copyright range covers Nagoya Institute of Technology development.
- 2012-12-25: HTS Voice NIT ATR503 M001 version 1.05 was released.
- 2018-12-25: Open JTalk 1.11 and dictionary packages were released.
Related projects
- Related components named by the official site include HTS, hts_engine API, MeCab, SPTK, NAIST Japanese Dictionary, and HTK.
Sources
- https://open-jtalk.sourceforge.net/
- https://open-jtalk.sourceforge.net/readme_hts_voice_nitech_jp_atr503_m001.php
- https://open-jtalk.sourceforge.net/readme_open_jtalk.php
- source_facts.executables
- source_facts.package-manager
security posture
Risk level: green
narrow executable package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- narrow executable package without higher-risk signals
Signals
- metadata:no-higher-risk-signals
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 |
|---|---|---|---|
hts_engine | executable | indexed executable | Discovered from the local executable index. |
open_jtalk | 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 version1.11
manager updated
local dataunknown
upstreamnot available
latest detectednot detected
- okNo freshness warnings were generated.
install metadata
Package metadata
| Package key | brew:open-jtalk |
|---|---|
| Version | 1.11 |
| Package manager | Homebrew |
| Homepage | https://open-jtalk.sourceforge.net/ |
| Bottle | not recorded |
| Service | none declared |
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
open-jtalk 1.11-5
Japanese text-to-speech system
https://open-jtalk.sourceforge.net/
sudo apt install open-jtalk- Section: sound
- Architecture: amd64
- 4 dependencies
- 2 optional deps
- normalized package name match
- Matched by: Open Jtalk
Debian apt95%
open-jtalk-mecab-naist-jdic 1.11-5
NAIST Japanese Dictionary for Open JTalk
https://open-jtalk.sourceforge.net/
sudo apt install open-jtalk-mecab-naist-jdic- Section: misc
- Architecture: all
- Source Package: open-jtalk
- normalized package name match
- Matched by: Open Jtalk
Ubuntu apt95%
open-jtalk 1.11-5
Japanese text-to-speech system
https://open-jtalk.sourceforge.net/
sudo apt install open-jtalk- Section: universe/sound
- Architecture: amd64
- 4 dependencies
- 2 optional deps
- normalized package name match
- Matched by: Open Jtalk
Ubuntu apt95%
open-jtalk-mecab-naist-jdic 1.11-5
NAIST Japanese Dictionary for Open JTalk
https://open-jtalk.sourceforge.net/
sudo apt install open-jtalk-mecab-naist-jdic- Section: universe/misc
- Architecture: all
- Source Package: open-jtalk
- normalized package name match
- Matched by: Open Jtalk
MacPorts95%
open_jtalk
sudo port install open_jtalk- normalized package name match
- Matched by: Open Jtalk
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.
Used sources
- Geiger risk classifier
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- pkg.so package database
- pkgdb category and tag curation