List of the language I use, yet;

languages.of.mine.js

// GH api is so annoying. It might show partial data.
// The structure is;
// [[language name, _, percent in total],,,]
await fetch('https://api.github.com/users/LeaveNhA/repos?per_page=1000')
.then(r => r.json())
.then(rs => rs.map(r => r.languages_url))
.then(rs => rs.map(async (r) => (await (await fetch(r)).json())))
.then(lrs => Promise.all(lrs))
.then(ls => ls.filter(l => !l.hasOwnProperty('message')))
.then(ls => ls.map(l => Object.entries(l)))
.then(lrs => lrs.reduce((acc, l) => [...acc, ...l], []))
.then(la => la.reduce((acc, l) => (acc.hasOwnProperty(l[0]) ? {...acc, [l[0]]: acc[l[0]] + l[1]} : {...acc, [l[0]]: l[1]} ), {}))
.then(lo => Object.entries(lo))
.then(les => les.filter(([languageName]) => languageName != 'HTML'))
.then(les => les.sort(([, l1], [, l2]) => l1 === l2 ? 0 : (l1 > l2 ? 1 : -1)))
.then(ls => [ls.reduce((a, [, b]) => a+b, 0), ls])
.then(([total, ls]) => ls.map(l => [...l, (l[1] / total).toFixed(4)]))
.then(lsa => lsa.sort(([, l1], [, l2]) => l1 === l2 ? 0 : (l1 > l2 ? 1 : -1)))
.then(a => a.reverse())

An example output;

[
  [ 'HTML', 2723466, '0.25' ],
  [ 'Clojure', 2567634, '0.23' ],
  [ 'JavaScript', 993073, '0.09' ],
  [ 'Java', 345018, '0.03' ],
  [ 'C++', 324574, '0.03' ],
  [ 'Ruby', 275410, '0.03' ],
  [ 'CSS', 264886, '0.02' ],
  [ 'C#', 238297, '0.02' ],
  [ 'Shell', 222799, '0.02' ],
  [ 'Go', 216089, '0.02' ],
  [ 'Objective-C', 167744, '0.02' ],
  [ 'Raku', 167660, '0.02' ],
  [ 'Julia', 161236, '0.01' ],
  [ 'Common Lisp', 154983, '0.01' ],
  [ 'Elixir', 150344, '0.01' ],
  [ 'Haskell', 148435, '0.01' ],
  [ 'Swift', 145825, '0.01' ],
  [ 'C', 131211, '0.01' ],
  [ 'Kotlin', 107928, '0.01' ],
  [ 'Lua', 104352, '0.01' ],
  [ 'F#', 89795, '0.01' ],
  [ 'Erlang', 89200, '0.01' ],
  [ 'MATLAB', 88174, '0.01' ],
  [ 'TeX', 77239, '0.01' ],
  [ 'Emacs Lisp', 74497, '0.01' ],
  [ 'D', 69470, '0.01' ],
  [ 'Perl', 68169, '0.01' ],
  [ 'PHP', 65149, '0.01' ],
  [ 'Brainfuck', 62866, '0.01' ],
  [ 'Haxe', 57681, '0.01' ],
  [ 'Logtalk', 53974, '0.00' ],
  [ 'Groovy', 48129, '0.00' ],
  [ 'Dart', 47205, '0.00' ],
  [ 'LiveScript', 44264, '0.00' ],
  [ 'Makefile', 43322, '0.00' ],
  [ 'CoffeeScript', 41672, '0.00' ],
  [ 'Elm', 40883, '0.00' ],
  [ 'Chapel', 39146, '0.00' ],
  [ 'Hack', 38644, '0.00' ],
  [ 'Fortran', 29599, '0.00' ],
  [ 'Nix', 27905, '0.00' ],
  [ 'Forth', 26839, '0.00' ],
  [ 'Standard ML', 21604, '0.00' ],
  [ 'Python', 21593, '0.00' ],
  [ 'ColdFusion', 18448, '0.00' ],
  [ 'ASL', 18419, '0.00' ],
  [ 'Hy', 17909, '0.00' ],
  [ 'Factor', 16258, '0.00' ],
  [ 'CMake', 13161, '0.00' ],
  [ 'OCaml', 11806, '0.00' ],
  [ 'Inform 7', 7938, '0.00' ],
  [ 'PowerShell', 7794, '0.00' ],
  [ 'Racket', 7445, '0.00' ],
  [ 'R', 4997, '0.00' ],
  [ 'PureScript', 3508, '0.00' ],
  [ 'Dockerfile', 2330, '0.00' ],
  [ 'Smarty', 2072, '0.00' ],
  [ 'Batchfile', 1415, '0.00' ]
]

HTML is like an unwanted child, you have it but you want to keep it in it's room when you want to show-off;

[
  [ 'Clojure', 2565887, '0.3232' ],
  [ 'JavaScript', 700723, '0.0883' ],
  [ 'Java', 345018, '0.0435' ],
  [ 'C++', 324574, '0.0409' ],
  [ 'Ruby', 275410, '0.0347' ],
  [ 'C#', 238297, '0.0300' ],
  [ 'Shell', 221080, '0.0279' ],
  [ 'Go', 216089, '0.0272' ],
  [ 'CSS', 212508, '0.0268' ],
  [ 'Objective-C', 167744, '0.0211' ],
  [ 'Raku', 167660, '0.0211' ],
  [ 'Julia', 161236, '0.0203' ],
  [ 'Common Lisp', 154983, '0.0195' ],
  [ 'Elixir', 153786, '0.0194' ],
  [ 'Haskell', 148435, '0.0187' ],
  [ 'Swift', 145825, '0.0184' ],
  [ 'C', 131211, '0.0165' ],
  [ 'Kotlin', 107928, '0.0136' ],
  [ 'Lua', 94642, '0.0119' ],
  [ 'F#', 89795, '0.0113' ],
  [ 'Erlang', 89200, '0.0112' ],
  [ 'MATLAB', 88174, '0.0111' ],
  [ 'TeX', 77239, '0.0097' ],
  [ 'Emacs Lisp', 74497, '0.0094' ],
  [ 'D', 69470, '0.0088' ],
  [ 'Perl', 68169, '0.0086' ],
  [ 'PHP', 65149, '0.0082' ],
  [ 'Brainfuck', 62866, '0.0079' ],
  [ 'Haxe', 57681, '0.0073' ],
  [ 'Logtalk', 53974, '0.0068' ],
  [ 'Groovy', 48129, '0.0061' ],
  [ 'Dart', 47205, '0.0059' ],
  [ 'LiveScript', 44264, '0.0056' ],
  [ 'Makefile', 43322, '0.0055' ],
  [ 'CoffeeScript', 41672, '0.0052' ],
  [ 'Elm', 40883, '0.0052' ],
  [ 'Chapel', 39146, '0.0049' ],
  [ 'Hack', 38644, '0.0049' ],
  [ 'Fortran', 29599, '0.0037' ],
  [ 'Standard ML', 28379, '0.0036' ],
  [ 'Nix', 27905, '0.0035' ],
  [ 'Forth', 26839, '0.0034' ],
  [ 'Python', 21593, '0.0027' ],
  [ 'ColdFusion', 18448, '0.0023' ],
  [ 'ASL', 18419, '0.0023' ],
  [ 'Hy', 17909, '0.0023' ],
  [ 'Factor', 16258, '0.0020' ],
  [ 'CMake', 13161, '0.0017' ],
  [ 'OCaml', 11806, '0.0015' ],
  [ 'PureScript', 8460, '0.0011' ],
  [ 'Inform 7', 7938, '0.0010' ],
  [ 'PowerShell', 7794, '0.0010' ],
  [ 'R', 4997, '0.0006' ],
  [ 'Dockerfile', 2330, '0.0003' ],
  [ 'Smarty', 2072, '0.0003' ],
  [ 'Batchfile', 1415, '0.0002' ]
]

Also, percents are fixed to be 4 digits, not 2. Yet, it's fine.