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npm · #3152 most downloaded on npm
JSON logger for Node.js and browser.
Last release 2 months ago
26 Jul 2026
Ships unpredictably
gaps range from 2 weeks to 1.6 years
Some releases are documented
notes for 32 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
9 years old
156 releases · first in 2017
do not construct log message when logger is disabled
use babel-plugin-transform-export-default-name
One column per quarter.
## 2.9.3 (2018-08-13) ### Bug Fixes * exclude benchmark program
## 2.9.2 (2018-08-13) ### Bug Fixes * update dependencies
remove CLI program configuration
move CLI program into a separate package
# 2.8.0 (2018-08-08) ### Features * export LoggerType
## 2.7.1 (2018-08-08) ### Bug Fixes * correct log types
# 2.7.0 (2018-08-07) ### Bug Fixes * correct type annotations (ca5972e) ### Features * make node-jq a peer dependency
## 2.6.1 (2018-08-03) ### Bug Fixes * drop node v4 support
# 2.6.0 (2018-08-03) ### Features * add filter CLI program
rename TranslatorType to TranslateMessageFunctionType
add ability to translate the entire message (fixes #11)
## 2.3.2 (2018-07-09) ### Bug Fixes * correct hook command order
## 2.3.1 (2018-07-09) ### Bug Fixes * add Node v4 support (b4773e9) * enable Flow
disable buffer by default (fixes #9)
# 2.2.0 (2018-05-11) ### Features * remove global.ROARR.prepend
## 2.1.3 (2018-05-11) ### Bug Fixes * do not bind to write function
## 2.1.2 (2018-05-11) ### Bug Fixes * update dependencies
## 2.1.1 (2018-05-06) ### Bug Fixes * properly handle buffer size
correct order in which write method is being initialised
## 2.0.2 (2017-11-04) ### Bug Fixes * fix use of ulid
## 2.0.1 (2017-11-02) ### Bug Fixes * update dependencies
use numeric value for logLevel (fixes #3)
append log level only if preset (fixes #1)
## 1.7.1 (2017-10-02) ### Bug Fixes * force release
# 1.7.0 (2017-10-02) ### Features * add ROARR_STREAM configuration
add an option to unknown messages
require that message parameter is a string
ignore context parameters that have no relevance at a local inspection level
## 1.3.1 (2017-10-01) ### Bug Fixes * type
# 1.3.0 (2017-09-30) ### Features * add CLI program
## 1.2.1 (2017-09-30) ### Bug Fixes * log one message per line
# 1.2.0 (2017-09-30) ### Features * implement convenience methods
# 1.1.0 (2017-09-30) ### Features * release first version
# 1.0.0 (2017-09-30)
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