Sorted alphabetically by github handle. The authors' projects list is not exhaustive.

In advance, thank you!

• github: https://github.com/alex-gutev/
• website: https://alex-gutev.github.io/
• donate:
  • github sponsors: https://github.com/sponsors/alex-gutev
  • patreon: https://patreon.com/alexgutev
• projects:
  • generic-cl: https://github.com/alex-gutev/generic-cl/
  • static dispatch: https://github.com/alex-gutev/static-dispatch
  • Tridash (WIP): http://github.com/alex-gutev/tridash

• github: https://github.com/ambrevar
• website: https://ambrevar.xyz/
• donate:
  • liberapay: https://liberapay.com/Ambrevar/donate
• projects:
  • Nyxt browser: https://github.com/atlas-engineer/nyxt

• github: https://github.com/cxxxr/
• donate:
  • opencollective: https://opencollective.com/lem
• projects:
  • Lem: https://github.com/cxxxr/lem/
  • cl-lsp: https://github.com/cxxxr/cl-lsp
  • valtan: https://github.com/cxxxr/valtan

• github: https://github.com/froggey/
• donate:
  • github sponsors: https://github.com/sponsors/froggey
  • patreon: https://patreon.com/froggey
• projects:
  • Mezzano: https://github.com/froggey/Mezzano

• github: https://github.com/fukamachi/
• donate:
  • github sponsors: https://github.com/sponsors/fukamachi
• projects:
  • Clack: a web server application layer.
  • Mito: An ORM with schema versioning and PostgreSQL support
  • Qlot, Dexador, Caveman web framework…

• github: https://github.com/Hexstream
• website: https://www.hexstreamsoft.com
• donate:
  • github sponsors: https://github.com/sponsors/Hexstream
• projects:
  • https://www.hexstreamsoft.com/libraries/

• github: https://github.com/dkochmanski
  • gitlab: https://gitlab.com/jackdaniel
• website: http://turtleware.eu/
• mastodon: https://mastodon.social/@jackdaniel
• donate:
  • patreon: https://www.patreon.com/jackdaniel%5Fkochmanski
• projects:
  • ECL: https://gitlab.common-lisp.net/ecl/ecl
  • McCLIM: https://github.com/McCLIM/McCLIM/
  • charming-clim: https://github.com/dkochmanski/charming-clim

• github: https://github.com/jmercouris
• website: http://john.mercouris.online/
• donate:
  • patreon: https://www.patreon.com/nyxt
• projects:
  • Nyxt browser: https://github.com/atlas-engineer/nyxt

• github: https://github.com/mfiano
• donate: https://github.com/sponsors/mfiano
• projects:
  • Virality Engine: https://github.com/bufferswap/ViralityEngine
  • Pyx: https://github.com/mfiano/pyx
  • pngload: https://github.com/bufferswap/pngload

• github: https://github.com/phoe
• website: https://phoe.github.io/
• mastodon: https://functional.cafe/@phoe/
• donate:
  • github sponsors: https://github.com/sponsors/phoe
• projects:
  • book: the Common Lisp Condition System: https://www.apress.com/us/book/9781484261330
  • Portable Condition System: https://github.com/phoe/portable-condition-system
  • Common Lisp Ultra Spec: https://github.com/phoe/clus-data

• github: https://github.com/Shinmera
• website: https://shinmera.com/
• donate:
  • github sponsors: https://github.com/sponsors/Shinmera
  • ko-fi: https://ko-fi.com/shinmera
• projects:
  • Qtools: https://shinmera.github.io/qtools
  • Trial: https://github.com/Shirakumo/trial
  • Kandria: https://kandria.com
  • Portacle: https://portacle.github.io
  • and many others

• github: https://github.com/stassats/
• donate:
  • patreon: https://www.patreon.com/stassats/
• projects:
  • the SBCL implementation.

• github:
  • https://github.com/svetlyak40wt/
  • https://github.com/40ants/
• blog: http://40ants.com/lisp-project-of-the-day/
• donate:
  • patreon: https://www.patreon.com/bePatron?u=33868637
  • liberapay: https://liberapay.com/poftheday/donate
• projects:
  • Ultralisp: https://github.com/ultralisp/ultralisp
  • Weblocks (reblocks): https://github.com/40ants/weblocks
  • cl-prevalence: https://github.com/40ants/cl-prevalence
  • and many others

• github: https://github.com/tshatrov
• blog: https://readevalprint.tumblr.com/
• donate:
  • patreon: https://www.patreon.com/ichimoe
• projects:
  • Ichiran, linguistic tools for texts in Japanese: https://github.com/tshatrov/ichiran/
  • webgunk: https://github.com/tshatrov/webgunk
  • match-client: https://github.com/tshatrov/match-client

• github: https://github.com/vindarel/
• blog: https://lisp-journey.gitlab.io/
• donate:
  • github sponsors: https://github.com/sponsors/vindarel
  • ko-fi https://ko-fi.com/vindarel
  • liberapay: https://liberapay.com/vindarel/
  • paypal: [email protected]
  • IBAN: fr29 2004 1010 1612 7397 3V03 790
• projects:
  • The Common Lisp Cookbook: https://github.com/LispCookbook/cl-cookbook/
  • Awesome-CL: https://github.com/CodyReichert/awesome-cl
  • cl-str: https://github.com/vindarel/cl-str/
  • ABStock: https://github.com/vindarel/abstock

• github: https://github.com/xach/
• donate:
  • patreon: https://www.patreon.com/quicklisp
• projects:
  • Quicklisp: https://github.com/quicklisp/
  • Buildapp: https://github.com/xach/buildapp

• github: https://github.com/yitzchak
• donate:
  • https://github.com/sponsors/yitzchak
• projects:
  • common-lisp-jupyter: https://github.com/yitzchak/common-lisp-jupyter
  • cl-indentify: https://github.com/yitzchak/cl-indentify/
  • trivial-do: https://github.com/yitzchak/trivial-do/
  • shasht, JSON library: https://github.com/yitzchak/shasht

You can ask for commercial support and services for the following implementations:

• ABCL: https://abcl.org/commercial-support.shtml
• AllegroCL: https://franz.com/
• ECL: https://common-lisp.net/project/ecl/main.html
• LispWorks: http://www.lispworks.com/support/description.html

WTF public license.