diff --git a/books/free-programming-books-subjects.md b/books/free-programming-books-subjects.md
index e7572d210..d1bd20905 100644
--- a/books/free-programming-books-subjects.md
+++ b/books/free-programming-books-subjects.md
@@ -386,21 +386,22 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 > :information_source: See also … [Emacs Lisp](free-programming-books-langs.md#emacs-lisp), [Regular Expressions](#regular-expressions)
 
-* [A Byte of Vim](https://www.swaroopch.com/notes/vim/) - Swaroop (PDF)
-* [GNU Emacs Manual](https://www.gnu.org/software/emacs/manual/emacs.html) - Free Software Foundation Inc. (HTML, PDF)
-* [Learn Neovim](https://ofirgall.github.io/learn-nvim/chapters/00-why-should-i-learn.html) - Ofir Gal (online, PDF)
-* [Learn Vim (the Smart Way)](https://github.com/iggredible/Learn-Vim) - Igor Irianto (HTML) *( :construction: in process)*
-* [Learn Vim For the Last Time](https://danielmiessler.com/study/vim/) - Daniel Miessler
-* [Learn Vim Progressively](https://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/) - Yann Esposito
-* [Learn Vimscript the Hard Way](https://learnvimscriptthehardway.stevelosh.com) - Steve Losh
-* [The Craft of Text Editing or A Cookbook for an Emacs](https://www.finseth.com/craft/) - Craig A. Finseth (HTML, PDF, ePUB, Kindle, PostScript, LaTeX)
+* [A Byte of Vim](https://vim.swaroopch.com) - Swaroop Chitlur, Nofrak, Fuzzymonk, Karmadude, Yesyo, Hbvit7, Leochingkwake (PDF) (CC BY-SA)
+* [GNU Emacs Manual](https://www.gnu.org/software/emacs/manual/emacs.html) - Free Software Foundation Inc. (HTML, PDF) (GFDL)
+* [Learn Neovim](https://ofirgall.github.io/learn-nvim/chapters/00-why-should-i-learn.html) - Ofir Gal (HTML, PDF)
+* [Learn Vim (the Smart Way)](https://github.com/iggredible/Learn-Vim) - Igor Irianto (HTML) (CC BY-NC-SA)
+* [Learn Vim For the Last Time](https://danielmiessler.com/study/vim/) - Daniel Miessler (HTML)
+* [Learn Vim Progressively](https://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/) - Yann Esposito (HTML)
+* [Learn Vimscript the Hard Way](https://learnvimscriptthehardway.stevelosh.com) - Steve Losh (HTML)
+* [The Craft of Text Editing or Emacs for the Modern World](https://www.finseth.com/craft/) - Craig A. Finseth (HTML, PDF, ePUB, Kindle, PostScript, LaTeX)
 * [Vi Improved -- Vim](https://www.truth.sk/vim/vimbook-OPL.pdf) - Steve Oualline (PDF)
-* [VIM-GALORE - All things Vim!](https://github.com/mhinz/vim-galore#readme) - Marco Hinz (HTML)
+* [VIM-GALORE - All things Vim!](https://github.com/mhinz/vim-galore#readme) - Marco Hinz (HTML) (CC BY-SA)
 * [Vim Recipes](https://web.archive.org/web/20130302172911/http://vim.runpaint.org/vim-recipes.pdf) - Run Paint Run Run, Run Paint Press (PDF) *( :card_file_box: archived)*
-* [Vim Reference Guide](https://learnbyexample.github.io/vim_reference/) - Sundeep Agarwal
+* [Vim Reference Guide](https://learnbyexample.github.io/vim_reference/) - Sundeep Agarwal (HTML) (CC BY-NC-SA)
 * [Vim Regular Expressions 101](https://vimregex.com) - Oleg Raisky
 * [Visual Studio .NET Tips and Tricks](https://www.infoq.com/minibooks/vsnettt) - Minh T. Nguyen (PDF)
-* [Visual Studio 2019 Succinctly](https://www.syncfusion.com/ebooks/visual-studio-2019-succinctly) - Alessandro Del Sole (online, PDF)
+* [Visual Studio 2019 Succinctly](https://www.syncfusion.com/ebooks/visual-studio-2019-succinctly) - Alessandro Del Sole (HTML, PDF)
+* [Visual Studio Code - The Essentials](https://microsoft.github.io/vscode-essentials/en/) - Yohan Lasorsa, Christopher Maneu (HTML) (CC BY-SA) *( :construction: in process)*
 
 
 ### Information Retrieval