PIB

• GitHub / amzn / askalono

Flex のライセンス条文を目にしたのだが、ぱっと見 BSD-2-Clause かなと思いきや、なんか違和感が。
こういうの毎回 diff するのも面倒だし、判別コマンド作ったほうが良くないか？と思ったが、
いやいや、絶対、誰が作ってるだろと思って以下で検索して発見。

• Google: license text matching FOSS recognition command

この他にも fossology, google/licensecheck, Debian - licensecheck 等も見つけた。

判別結果

wget -q https://github.com/spdx/license-list-data/raw/master/text/GPL-2.0-only.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/GPL-3.0-only.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/GPL-2.0-or-later.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/GPL-3.0-or-later.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/MIT.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/BSD-2-Clause.txt
wget -q https://github.com/spdx/license-list-data/raw/master/text/BSD-3-Clause.txt
wget -q https://github.com/westes/flex/raw/master/COPYING -O flex.txt

$ for i in *.txt; do echo "$i:"; askalono id "$i" |& sed 's/^/\t/g'; done
BSD-2-Clause.txt:
        License: BSD-2-Clause (original text)
        Score: 1.000
BSD-3-Clause.txt:
        License: BSD-3-Clause (original text)
        Score: 1.000
flex.txt:
        Error: Confidence threshold not high enough for any known license
GPL-2.0-only.txt:
        License: GPL-2.0-only (original text)
        Score: 1.000
        Aliases: GPL-2.0-or-later
GPL-2.0-or-later.txt:
        License: GPL-2.0-only (original text)
        Score: 1.000
        Aliases: GPL-2.0-or-later
GPL-3.0-only.txt:
        License: GPL-3.0-only (original text)
        Score: 0.997
        Aliases: GPL-3.0-or-later
GPL-3.0-or-later.txt:
        License: GPL-3.0-only (original text)
        Score: 0.997
        Aliases: GPL-3.0-or-later
MIT.txt:
        License: MIT (original text)
        Score: 0.961

$ askalono id -o flex.txt
Error: Confidence threshold not high enough for any known license

• Licenses
• fossology
• google/licensecheck
• Debian - licensecheck