NLog 6.2.1

Changelog:

• [#6254] Replace System.Random usage with custom ScatterGenerator. (@jobvk)
• [#6267] JsonLayout - Escape lone surrogates so output stays valid UTF8. (@dylanpulver)
• [#6275] XML docs with Default value for class properties in Filters namespace. (@dualfroz)
• [#6276] XML docs with Default value for class properties with unit test. (@snakefoot)
• [#6265] AtomicFileTarget - Improve recovery when file suddenly disappears. (@snakefoot)
• [#6266] JsonLayout - Explicit assigned SuppressSpaces should win. (@snakefoot)
• [#6271] DefaultJsonSerializer - Refactor AppendStringEscape to make method simpler. (@snakefoot)
• [#6268] XmlHelper - Replace with char.IsHighSurrogate + char.IsLowSurrogate. (@snakefoot)
• [#6269] XmlHelper - Improve CDATA encoding when first char is invalid. (@snakefoot)
• [#6273] XmlHelper - Check char.IsHighSurrogate before checking length. (@snakefoot)
• [#6251] LogManager - Remove CLSCompliant(false) attribute from GetCurrentClassLogger. (@snakefoot)
• [#6255] NLog.Schema - NLog.Targets.HttpClient + NLog.Targets.OpenTelemetryHttp. (@snakefoot)
• [#6261] XmlParser - Moved primitive parsing logic into InputCursor. (@snakefoot)
• [#6264] XmlParser - Optimize parsing of Attributes and InnerText and CDATA. (@snakefoot)
• [#6280] Layout - FromLiteral is IsInitialized from the start and ThreadAgnostic. (@snakefoot)

NLog v6.2 release notes: https://nlog-project.org/2026/08/16/nlog-6-2-aot-build-size.html

Full changelog: https://github.com/NLog/NLog/releases

For all config options and platform support, check https://nlog-project.org/config/