--- server-side --- software ---

https://github.com/9001/copyparty/
C: 2019 ed
L: MIT

https://github.com/pallets/jinja/
C: 2007 Pallets
L: BSD 3-Clause

https://github.com/pallets/markupsafe/
C: 2010 Pallets
L: BSD 3-Clause

https://github.com/paulc/dnslib/
C: 2010-2017 Paul Chakravarti
L: BSD 2-Clause

https://github.com/pydron/ifaddr/
C: 2014 Stefan C. Mueller
L: BSD-2-Clause

https://github.com/giampaolo/pyftpdlib/
C: 2007 Giampaolo Rodola
L: MIT

https://github.com/9001/partftpy
C: 2010-2021 Michael P. Soulier
L: MIT

https://github.com/nayuki/QR-Code-generator/
C: Project Nayuki
L: MIT

https://github.com/ahupp/python-magic/
C: 2001-2014 Adam Hupp
L: MIT

--- client-side --- software ---

https://github.com/Daninet/hash-wasm/
C: 2020 Dani Biró
L: MIT

https://github.com/openpgpjs/asmcrypto.js/
C: 2013 Artem S Vybornov
L: MIT

https://github.com/feimosi/baguetteBox.js/
C: 2017 Marek Grzybek
L: MIT

https://github.com/markedjs/marked/
C: 2018+, MarkedJS
C: 2011-2018, Christopher Jeffrey (https://github.com/chjj/)
L: MIT

https://github.com/codemirror/codemirror5/
C: 2017 Marijn Haverbeke <marijnh@gmail.com> and others
L: MIT

https://github.com/Ionaru/easy-markdown-editor/
C: 2015 Sparksuite, Inc.
C: 2017 Jeroen Akkerman.
L: MIT

--- client-side --- fonts ---

https://github.com/adobe-fonts/source-code-pro/
C: 2010-2019 Adobe
L: SIL OFL 1.1

https://github.com/FortAwesome/Font-Awesome/
C: 2022 Fonticons, Inc.
L: SIL OFL 1.1