diff --git a/arturo.html.markdown b/arturo.html.markdown
index c3c4dc43..37439b40 100644
--- a/arturo.html.markdown
+++ b/arturo.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: arturo
+language: Arturo
 filename: learnarturo.art
 contributors:
   - ["Dr.Kameleon", "https://github.com/drkameleon"]
diff --git a/clojure-macros.html.markdown b/clojure-macros.html.markdown
index 6154d570..d7cf4524 100644
--- a/clojure-macros.html.markdown
+++ b/clojure-macros.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/de-de/clojure-macros-de.html.markdown b/de-de/clojure-macros-de.html.markdown
index 4fc1de0b..bfa86f64 100644
--- a/de-de/clojure-macros-de.html.markdown
+++ b/de-de/clojure-macros-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros-de.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/de-de/edn-de.html.markdown b/de-de/edn-de.html.markdown
index 1ba5ffce..e69728ab 100644
--- a/de-de/edn-de.html.markdown
+++ b/de-de/edn-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: edn
+language: EDN
 filename: learnedn-de.edn
 contributors:
   - ["Jason Yeo", "https://github.com/jsyeo"]
diff --git a/de-de/latex-de.html.markdown b/de-de/latex-de.html.markdown
index faf90290..3ab9663a 100644
--- a/de-de/latex-de.html.markdown
+++ b/de-de/latex-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "http://github.com/voltnor"]
@@ -8,7 +8,7 @@ translators:
   - ["Moritz Kammerer", "https://github.com/phxql"]
   - ["Jerome Meinke", "https://github.com/jmeinke"]
 lang: de-de
-filename: latex-de.tex
+filename: LaTeX-de.tex
 ---
 ```
 % Alle Kommentare starten mit einem Prozentzeichen %
diff --git a/de-de/rst-de.html.markdown b/de-de/rst-de.html.markdown
index 40c5791f..9c1aa376 100644
--- a/de-de/rst-de.html.markdown
+++ b/de-de/rst-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: restructured text (RST)
+language: reStructuredText (RST)
 filename: restructuredtext-de.rst
 contributors:
     - ["DamienVGN", "https://github.com/martin-damien"]
diff --git a/edn.html.markdown b/edn.html.markdown
index f94f7286..405beda0 100644
--- a/edn.html.markdown
+++ b/edn.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: edn
+language: EDN
 filename: learnedn.edn
 contributors:
   - ["Jason Yeo", "https://github.com/jsyeo"]
diff --git a/elisp.html.markdown b/elisp.html.markdown
index 1355e6c3..e7fe15a1 100644
--- a/elisp.html.markdown
+++ b/elisp.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "https://bzg.fr"]
     - ["Saurabh Sandav", "http://github.com/SaurabhSandav"]
diff --git a/es-es/edn-es.html.markdown b/es-es/edn-es.html.markdown
index ab33f61c..df44e674 100644
--- a/es-es/edn-es.html.markdown
+++ b/es-es/edn-es.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: edn
+language: EDN
 filename: learnedn-es.edn
 contributors:
   - ["Jason Yeo", "https://github.com/jsyeo"]
diff --git a/es-es/elisp-es.html.markdown b/es-es/elisp-es.html.markdown
index 6c10c939..37711604 100644
--- a/es-es/elisp-es.html.markdown
+++ b/es-es/elisp-es.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "http://bzg.fr"]
 translators:
diff --git a/es-es/latex-es.html.markdown b/es-es/latex-es.html.markdown
index aff3c603..7d1ac39c 100644
--- a/es-es/latex-es.html.markdown
+++ b/es-es/latex-es.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 lang: es-es
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
diff --git a/es-es/rst-es.html.markdown b/es-es/rst-es.html.markdown
index 58daab19..7fc273a4 100644
--- a/es-es/rst-es.html.markdown
+++ b/es-es/rst-es.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: restructured text (RST)
+language: reStructuredText (RST)
 contributors:
     - ["DamienVGN", "https://github.com/martin-damien"]
     - ["Andre Polykanine", "https://github.com/Oire"]
diff --git a/es-es/wolfram-es.html.markdown b/es-es/wolfram-es.html.markdown
index 6858c286..3e5aa132 100644
--- a/es-es/wolfram-es.html.markdown
+++ b/es-es/wolfram-es.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: wolfram
+language: Wolfram
 lang: es-es
 contributors:
     - ["Daniel Caballero", "http://github.com/danielcaballero796/"]
diff --git a/fr-fr/elisp-fr.html.markdown b/fr-fr/elisp-fr.html.markdown
index e866013e..4f5923ba 100644
--- a/fr-fr/elisp-fr.html.markdown
+++ b/fr-fr/elisp-fr.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "https://bzg.fr"]
     - ["Saurabh Sandav", "http://github.com/SaurabhSandav"]
diff --git a/fr-fr/wolfram-fr.html.markdown b/fr-fr/wolfram-fr.html.markdown
index 4cc9045e..678ad573 100644
--- a/fr-fr/wolfram-fr.html.markdown
+++ b/fr-fr/wolfram-fr.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: wolfram
+language: Wolfram
 contributors:
     - ["hyphz", "http://github.com/hyphz/"]
 translators:
diff --git a/hdl.html.markdown b/hdl.html.markdown
index 873bf040..ea840d5d 100644
--- a/hdl.html.markdown
+++ b/hdl.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: hdl
+language: HDL
 filename: learnhdl.hdl
 contributors:
   - ["Jack Smith", "https://github.com/JSmithTech2019"]
diff --git a/id-id/rst-id.html.markdown b/id-id/rst-id.html.markdown
index dac03b78..e7bf3be2 100644
--- a/id-id/rst-id.html.markdown
+++ b/id-id/rst-id.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: restructured text (RST)
+language: reStructuredText (RST)
 filename: rst-id.html
 contributors:
     - ["DamienVGN", "https://github.com/martin-damien"]
diff --git a/it-it/rst-it.html.markdown b/it-it/rst-it.html.markdown
index 545ee1c6..51e14fc5 100644
--- a/it-it/rst-it.html.markdown
+++ b/it-it/rst-it.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: restructured text (RST)
+language: reStructuredText (RST)
 filename: restructuredtext-it.rst
 contributors:
     - ["DamienVGN", "https://github.com/martin-damien"]
diff --git a/ko-kr/clojure-macros-kr.html.markdown b/ko-kr/clojure-macros-kr.html.markdown
index 314aae2b..6131caa6 100644
--- a/ko-kr/clojure-macros-kr.html.markdown
+++ b/ko-kr/clojure-macros-kr.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros-kr.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/latex.html.markdown b/latex.html.markdown
index 28dfec67..28f1139b 100644
--- a/latex.html.markdown
+++ b/latex.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "https://github.com/voltnor"]
diff --git a/ms-my/clojure-macros-my.html.markdown b/ms-my/clojure-macros-my.html.markdown
index 325f92e0..74b6adc6 100644
--- a/ms-my/clojure-macros-my.html.markdown
+++ b/ms-my/clojure-macros-my.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros-ms.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/ms-my/elisp-my.html.markdown b/ms-my/elisp-my.html.markdown
index d5c519f7..7d10ddbd 100644
--- a/ms-my/elisp-my.html.markdown
+++ b/ms-my/elisp-my.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "https://bzg.fr"]
     - ["Saurabh Sandav", "http://github.com/SaurabhSandav"]
diff --git a/osl.html.markdown b/osl.html.markdown
index a412ba00..554ee1a3 100644
--- a/osl.html.markdown
+++ b/osl.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: osl
+language: OSL
 filename: learnosl.osl
 contributors:
   - ["Preetham Pemmasani", "https://github.com/Preetham-ai"]
diff --git a/phel.html.markdown b/phel.html.markdown
index 4dc030fa..14e339a2 100644
--- a/phel.html.markdown
+++ b/phel.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: phel
+language: Phel
 filename: learnphel.phel
 contributors:
     - ["Chemaclass", "https://github.com/Chemaclass"]
diff --git a/protocol-buffer-3.html.markdown b/protocol-buffer-3.html.markdown
index 46065536..6b4f6701 100644
--- a/protocol-buffer-3.html.markdown
+++ b/protocol-buffer-3.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: protocol-buffers
+language: Protocol Buffers
 filename: protocol-buffers.proto
 contributors:
     - ["Shankar Shastri", "https://github.com/shankarshastri"]
diff --git a/pt-br/clojure-macros-pt.html.markdown b/pt-br/clojure-macros-pt.html.markdown
index ca01eb92..179ca8e9 100644
--- a/pt-br/clojure-macros-pt.html.markdown
+++ b/pt-br/clojure-macros-pt.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros-pt.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/pt-br/elisp-pt.html.markdown b/pt-br/elisp-pt.html.markdown
index 8378003e..eb1f87fa 100644
--- a/pt-br/elisp-pt.html.markdown
+++ b/pt-br/elisp-pt.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "http://bzg.fr"]
 translators:
diff --git a/pt-br/latex-pt.html.markdown b/pt-br/latex-pt.html.markdown
index 919c0f4f..992c187f 100644
--- a/pt-br/latex-pt.html.markdown
+++ b/pt-br/latex-pt.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "http://github.com/voltnor"]
diff --git a/ro-ro/latex-ro.html.markdown b/ro-ro/latex-ro.html.markdown
index f661db0a..a08439e1 100644
--- a/ro-ro/latex-ro.html.markdown
+++ b/ro-ro/latex-ro.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "http://github.com/voltnor"]
diff --git a/rst.html.markdown b/rst.html.markdown
index 92a7dc2e..586ba2f1 100644
--- a/rst.html.markdown
+++ b/rst.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: restructured text (RST)
+language: reStructuredText (RST)
 contributors:
     - ["DamienVGN", "https://github.com/martin-damien"]
     - ["Andre Polykanine", "https://github.com/Oire"]
diff --git a/sk-sk/latex-sk.html.markdown b/sk-sk/latex-sk.html.markdown
index 9c2b2a29..4366f0f5 100644
--- a/sk-sk/latex-sk.html.markdown
+++ b/sk-sk/latex-sk.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "http://github.com/voltnor"]
diff --git a/sorbet.html.markdown b/sorbet.html.markdown
index 5c93b356..dd1c4ada 100644
--- a/sorbet.html.markdown
+++ b/sorbet.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: sorbet
+language: Sorbet
 filename: learnsorbet.rb
 contributors:
   - ["Jeremy Kaplan", "https://jdkaplan.dev"]
diff --git a/tailspin.html.markdown b/tailspin.html.markdown
index 88bf07c6..eeff3084 100644
--- a/tailspin.html.markdown
+++ b/tailspin.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: tailspin
+language: Tailspin
 filename: learntailspin.tt
 contributors:
     - ["Torbjörn Gannholm", "https://github.com/tobega/"]
diff --git a/tr-tr/edn-tr.html.markdown b/tr-tr/edn-tr.html.markdown
index 5738c28d..638dd6b9 100644
--- a/tr-tr/edn-tr.html.markdown
+++ b/tr-tr/edn-tr.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: edn
+language: EDN
 filename: learnedn-tr.edn
 lang: tr-tr
 contributors:
diff --git a/uxntal.html.markdown b/uxntal.html.markdown
index c56e158a..7434c4b6 100644
--- a/uxntal.html.markdown
+++ b/uxntal.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: uxntal
+language: Uxntal
 contributors:
     - ["Devine Lu Linvega", "https://wiki.xxiivv.com"]
 filename: learnuxn.tal
diff --git a/wolfram.html.markdown b/wolfram.html.markdown
index c35f9218..71d2bfe0 100644
--- a/wolfram.html.markdown
+++ b/wolfram.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: wolfram
+language: Wolfram
 contributors:
     - ["hyphz", "http://github.com/hyphz/"]
 filename: learnwolfram.nb
diff --git a/zh-cn/clojure-macros-cn.html.markdown b/zh-cn/clojure-macros-cn.html.markdown
index 85b966e9..aaac5818 100644
--- a/zh-cn/clojure-macros-cn.html.markdown
+++ b/zh-cn/clojure-macros-cn.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: "clojure macros"
+language: Clojure macros
 filename: learnclojuremacros-zh.clj
 contributors:
     - ["Adam Bard", "http://adambard.com/"]
diff --git a/zh-cn/elisp-cn.html.markdown b/zh-cn/elisp-cn.html.markdown
index 11dc304b..3f4b687b 100644
--- a/zh-cn/elisp-cn.html.markdown
+++ b/zh-cn/elisp-cn.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: elisp
+language: Emacs Lisp
 contributors:
     - ["Bastien Guerry", "http://bzg.fr"]
 translators:
diff --git a/zh-cn/latex-cn.html.markdown b/zh-cn/latex-cn.html.markdown
index 83491acd..ea11d495 100644
--- a/zh-cn/latex-cn.html.markdown
+++ b/zh-cn/latex-cn.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: latex
+language: LaTeX
 contributors:
     - ["Chaitanya Krishna Ande", "http://icymist.github.io"]
     - ["Colton Kohnke", "http://github.com/voltnor"]
diff --git a/zh-cn/wolfram-cn.html.markdown b/zh-cn/wolfram-cn.html.markdown
index 64990234..c13a0b85 100644
--- a/zh-cn/wolfram-cn.html.markdown
+++ b/zh-cn/wolfram-cn.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: wolfram
+language: Wolfram
 contributors:
   - ["hyphz", "http://github.com/hyphz/"]
 translators: