I was checking the license compatibility of some open source software and I found out that sometimes software is released with a weird license like GPLv2+ / LGPLv2.1+. I'm not sure about the "plus" meaning. Does it mean "this and newer" version?
- libavahi-common3: https://gopro.com/content/dam/help/open-source/HERO6-GoPro_Open_Source_Software_Notice_v5.pdf
- FFMPEG: https://www.nanit.com/uk/legal/open-source?locale=en-GB
Finally, this nomenclature is also on wikipedia