BlackTreeLifecycle intelligence
Evidence-linked product lifecycle intelligenceSUPPORT · SECURITY · RETIREMENT

NPM LIBRARY

flat

Official package-registry history. This page does not infer support or EOL from release activity.

Versions indexed
28
Latest version activity
6.0.1
Latest registry signal
Published
Last synchronized
25 Sep 2026
Authoritative registry

Version entries link to the official registry catalogue event that supplied the record.

Open package on npm ↗
Lifecycle interpretation

Publication or deletion in a package registry is a distribution signal, not a promise of maintenance or security support. Any verified publisher EOL boundary remains in the main lifecycle catalogue.

Package-version activity

Newest official registry events first.

28 records
VersionRegistry eventSignalRelease notesEvidence
6.0.119 Sep 2023PUBLISHEDNot checked yetOfficial event ↗
6.0.015 Sep 2023PUBLISHEDNot checked yetOfficial event ↗
3.0.114 Oct 2020PUBLISHEDNot checked yetOfficial event ↗
2.0.214 Oct 2020PUBLISHEDNot checked yetOfficial event ↗
1.6.214 Oct 2020PUBLISHEDNot checked yetOfficial event ↗
4.1.114 Oct 2020PUBLISHEDNot checked yetOfficial event ↗
5.0.26 Aug 2020PUBLISHEDNot checked yetOfficial event ↗
5.0.16 Aug 2020PUBLISHEDNot checked yetOfficial event ↗
5.0.022 Oct 2019DEPRECATEDFixed a prototype pollution security issue in 5.0.0, please upgrade to ^5.0.1.Not checked yetOfficial event ↗
4.1.02 Jul 2018DEPRECATEDFixed a prototype pollution security issue in 4.1.0, please upgrade to ^4.1.1 or ^5.0.1.Not checked yetOfficial event ↗
4.0.025 Jul 2017DEPRECATEDFixed a prototype pollution security issue in 4.0.0, please upgrade to ^4.1.1 or ^5.0.1.Not checked yetOfficial event ↗
3.0.023 Jul 2017DEPRECATEDFixed a prototype pollution security issue in 3.0.0, please upgrade to ^3.0.1 or ^5.0.1.Not checked yetOfficial event ↗
2.0.123 Jun 2016DEPRECATEDFixed a prototype pollution security issue in 2.0.1, please upgrade to ^2.0.2 or ^5.0.1.Not checked yetOfficial event ↗
2.0.030 Jan 2016DEPRECATEDFixed a prototype pollution security issue in 2.0.0, please upgrade to ^2.0.2 or ^5.0.1.Not checked yetOfficial event ↗
1.6.130 Jan 2016DEPRECATEDFixed a prototype pollution security issue in 1.6.1, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.6.027 May 2015DEPRECATEDFixed a prototype pollution security issue in 1.6.0, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.5.119 Mar 2015DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.5.014 Jan 2015DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.4.014 Jan 2015DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.3.028 Sep 2014DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.2.116 Apr 2014DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.2.017 Feb 2014DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.1.016 Dec 2013DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
1.0.030 Apr 2013DEPRECATEDFixed a prototype pollution security issue in flat, please upgrade to ^1.6.2 or ^5.0.1.Not checked yetOfficial event ↗
0.2.021 Nov 2012PUBLISHEDNot checked yetOfficial event ↗
0.1.011 Oct 2012PUBLISHEDNot checked yetOfficial event ↗
0.0.26 Oct 2012PUBLISHEDNot checked yetOfficial event ↗
0.0.15 Oct 2012PUBLISHEDNot checked yetOfficial event ↗