First version of the colorscheme.

.github/workflows/lint.yml

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+name: Linting
+
+on:
+  push:
+    branches: [main, dev]
+  pull_request:
+    paths-ignore:
+      - "**.md"
+      - LICENSE
+    branches: [main]
+
+jobs:
+  build:
+    name: Luacheck
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install linter
+        run: |
+          sudo apt-get update
+          sudo apt-get install luarocks
+          sudo luarocks install luacheck
+      - name: Lint
+        run: luacheck --config=.luacheckrc .

.luacheckrc

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+-- Global objects
+globals = {
+  "PACKER_BOOTSTRAP",
+  "_LAZYGIT_TOGGLE",
+  "_PYTHON_TOGGLE",
+  "_NODE_TOGGLE",
+  "_NCDU_TOGGLE",
+  "_HTOP_TOGGLE",
+  "vim",
+  "C",
+  }
+
+-- Rerun tests only if their modification time changed
+cache = true
+
+-- Don't report unused self arguments of methods
+self = false
+
+ignore = {
+  "631",  -- max_line_length
+  "212/_.*",  -- unused argument, for vars with "_" prefix
+}

.pre-commit-config.yaml

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+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.1.0
+    hooks:
+    -   id: check-added-large-files
+    -   id: check-case-conflict
+    -   id: check-executables-have-shebangs
+    -   id: check-json
+    -   id: check-merge-conflict
+    -   id: check-symlinks
+    -   id: check-toml
+    -   id: check-vcs-permalinks
+    -   id: check-xml
+    -   id: check-yaml
+    -   id: destroyed-symlinks
+    -   id: end-of-file-fixer
+    -   id: fix-byte-order-marker
+    -   id: trailing-whitespace
+-   repo: https://github.com/lunarmodules/luacheck.git
+    rev: master
+    hooks:
+    -   id: luacheck
+-   repo: https://github.com/JohnnyMorganz/StyLua.git
+    rev: v0.12.4
+    hooks:
+    -   id: stylua

.stylua.toml

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+indent_type = "Spaces"
+indent_width = 2
+column_width = 120
+quote_style = "AutoPreferSingle"

README.md

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+<h2 align>neodark.nvim</h2>
+<p align=center>Simple onedark based colorscheme for Neovim.</p>
+<div align=center> 
+	<a href="#Introduction">Introduction</a>
+		<span> • </span>
+  <a href="#Installation-and-usage">Installation and usage</a>
+    <span> • </span>
+	<a href="#Plugin-support">Plugin support</a>
+    <span> • </span>
+	<a href="#Terminal-themes">Terminal themes</a>
+    <span> • </span>
+	<a href="#Acknowledgements">Acknowledgements</a>
+		<p></p>
+</div>
+
+![alt text](showcase.png?raw=true "Showcase")
+
+### Introduction
+
+This theme provide the [AstroVim](https://github.com/kabinspace/AstroVim) colorscheme, itself based on the [Onedark](https://atom.io/themes/one-dark-ui) theme.
+A _darker_ version of this theme is also provided.
+
+> Created this because I'm a [LunarVim](https://github.com/LunarVim/LunarVim) user.
+
+### Installation and usage
+
+Install the theme with your preferred package manager:
+
+[packer](https://github.com/wbthomason/packer.nvim)
+
+```lua
+use "VDuchauffour/neodark.nvim"
+```
+
+#### Usage
+
+- In vimscript:
+
+```vim
+colorscheme onedarker
+```
+
+- In lua:
+
+```lua
+vim.cmd 'colorscheme onedarker'
+-- Or
+require("github-theme").setup({
+  theme_style = "neodarker"
+})
+```
+
+### Plugin support
+
+- File explorer with [Nvimtree](https://github.com/kyazdani42/nvim-tree.lua)
+- Language Server Protocol with [Native LSP](https://github.com/neovim/nvim-lspconfig)
+- Syntax highlighting with [Treesitter](https://github.com/nvim-treesitter/nvim-treesitter)
+- Autocompletion with [Cmp](https://github.com/hrsh7th/nvim-cmp)
+- A tree like view for symbols with [Symbols Outline](https://github.com/simrat39/symbols-outline.nvim)
+- A fancy, configurable, notification manager with [Notify](https://github.com/rcarriga/nvim-notify)
+- A doom-emacs inspired dashboard with [Dashboard](https://github.com/glepnir/dashboard-nvim)
+- Indent guides with [Indent Blankline](https://github.com/lukas-reineke/indent-blankline.nvim)
+- Git integration with [Gitsigns](https://github.com/lewis6991/gitsigns.nvim)
+- Statusline with [Lualine](https://github.com/nvim-lualine/lualine.nvim)
+- Fuzzy finding with [Telescope](https://github.com/nvim-telescope/telescope.nvim)
+- Personal Wiki for Vim with [VimWiki](https://github.com/vimwiki/vimwiki)
+- Display a popup with possible keybindings with [Which Key](https://github.com/folke/which-key.nvim)
+
+### Terminal themes
+
+Color configs for [Alacritty](https://github.com/alacritty/alacritty) is available.
+
+### Acknowledgements
+
+- [AstroVim](https://github.com/kabinspace/AstroVim), borrowed from him the initial colorscheme.
+- [Onedark theme](https://atom.io/themes/one-dark-ui) for the original theme colors.

colors/neodark.vim

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+lua << EOF
+require("neodark").setup({theme_style = "neodark"})
+EOF

colors/neodarker.vim

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+lua << EOF
+require("neodark").setup({theme_style = "neodarker"})
+EOF

lua/lualine/themes/neodark.lua

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+local theme = require('neodark.theme')
+local theme_style = vim.g.colors_name
+local palette = theme.get_palette(theme_style)
+
+local lualine = {}
+
+lualine.normal = {
+  a = { bg = palette.blue, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.blue },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.insert = {
+  a = { bg = palette.green, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.green },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.command = {
+  a = { bg = palette.yellow, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.yellow },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.visual = {
+  a = { bg = palette.purple, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.purple },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.replace = {
+  a = { bg = palette.red, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.red },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.inactive = {
+  a = { bg = palette.blue_2, fg = palette.blue },
+  b = { bg = palette.blue_2, fg = palette.fg, gui = 'bold' },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+return lualine

lua/lualine/themes/neodarker.lua

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+local theme = require('neodark.theme')
+local theme_style = vim.g.colors_name
+local palette = theme.get_palette(theme_style)
+
+local lualine = {}
+
+lualine.normal = {
+  a = { bg = palette.blue, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.blue },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.insert = {
+  a = { bg = palette.green, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.green },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.command = {
+  a = { bg = palette.yellow, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.yellow },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.visual = {
+  a = { bg = palette.purple, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.purple },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.replace = {
+  a = { bg = palette.red, fg = palette.black },
+  b = { bg = palette.blue_2, fg = palette.red },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+lualine.inactive = {
+  a = { bg = palette.blue_2, fg = palette.blue },
+  b = { bg = palette.blue_2, fg = palette.fg, gui = 'bold' },
+  c = { bg = palette.blue_2, fg = palette.fg },
+}
+
+return lualine

lua/neodark/init.lua

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+local theme = require('neodark.theme')
+local util = require('neodark.util')
+
+local init = {}
+
+function init.setup(options)
+  util.load(theme.setup(options))
+end
+
+return init

lua/neodark/palette/neodark.lua

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+local colors = {
+  none = 'NONE',
+  fg = '#abb2bf',
+  bg = '#1e222a',
+  black = '#181a1f',
+  black_1 = '#1f1f25',
+  green = '#98c379',
+  green_1 = '#89b06d',
+  white = '#dedede',
+  white_1 = '#afb2bb',
+  white_2 = '#c9c9c9',
+  blue = '#61afef',
+  blue_1 = '#40d9ff',
+  blue_2 = '#1b1f27',
+  orange = '#d19a66',
+  orange_1 = '#ff9640',
+  orange_2 = '#ff8800',
+  yellow = '#e5c07b',
+  yellow_1 = '#ebae34',
+  yellow_2 = '#d1b071',
+  red = '#e06c75',
+  red_1 = '#ec5f67',
+  red_2 = '#ffbba6',
+  red_3 = '#cc626a',
+  grey = '#5c6370',
+  grey_1 = '#4b5263',
+  grey_2 = '#777d86',
+  grey_3 = '#282c34',
+  grey_4 = '#2c323c',
+  grey_5 = '#3e4452',
+  grey_6 = '#3b4048',
+  grey_7 = '#5c5c5c',
+  grey_8 = '#252931',
+  gold = '#ffcc00',
+  cyan = '#56b6c2',
+  purple = '#c678dd',
+}
+
+return colors

lua/neodark/palette/neodarker.lua

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+local colors = {
+  none = 'NONE',
+  fg = '#abb2bf',
+  bg = '#12151b',
+  black = '#181a1f',
+  black_1 = '#1f1f25',
+  green = '#98c379',
+  green_1 = '#89b06d',
+  white = '#dedede',
+  white_1 = '#afb2bb',
+  white_2 = '#c9c9c9',
+  blue = '#61afef',
+  blue_1 = '#40d9ff',
+  blue_2 = '#15181f',
+  orange = '#d19a66',
+  orange_1 = '#ff9640',
+  orange_2 = '#ff8800',
+  yellow = '#e5c07b',
+  yellow_1 = '#ebae34',
+  yellow_2 = '#d1b071',
+  red = '#e06c75',
+  red_1 = '#ec5f67',
+  red_2 = '#ffbba6',
+  red_3 = '#cc626a',
+  grey = '#5c6370',
+  grey_1 = '#4b5263',
+  grey_2 = '#777d86',
+  grey_3 = '#282c34',
+  grey_4 = '#2c323c',
+  grey_5 = '#3e4452',
+  grey_6 = '#3b4048',
+  grey_7 = '#5c5c5c',
+  grey_8 = '#1d2027',
+  gold = '#ffcc00',
+  cyan = '#56b6c2',
+  purple = '#c678dd',
+}
+
+return colors

lua/neodark/theme.lua

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+local theme = {}
+
+function theme.get_palette(palette_style)
+  local palette = require('neodark.palette.' .. palette_style)
+  return palette
+end
+
+function theme.setup(options)
+  local palette = theme.get_palette(options.theme_style)
+  local theme_name = options.theme_style
+
+  local base = require('neodark.theme.base')
+  local cmp = require('neodark.theme.cmp')
+  local treesitter = require('neodark.theme.treesitter')
+  local lsp = require('neodark.theme.lsp')
+  local telescope = require('neodark.theme.telescope')
+  local vimwiki = require('neodark.theme.vimwiki')
+  local indent_blankline = require('neodark.theme.indent_blankline')
+  local gitsigns = require('neodark.theme.gitsigns')
+  local dashboard = require('neodark.theme.dashboard')
+  local whichkey = require('neodark.theme.whichkey')
+  local symbols_outline = require('neodark.theme.symbols_outline')
+  local notify = require('neodark.theme.notify')
+  local nvimtree = require('neodark.theme.nvimtree')
+
+  local theme_ = {
+    base.setup(palette),
+    cmp.setup(palette),
+    treesitter.setup(palette),
+    lsp.setup(palette),
+    telescope.setup(palette),
+    vimwiki.setup(palette),
+    indent_blankline.setup(palette),
+    gitsigns.setup(palette),
+    dashboard.setup(palette),
+    whichkey.setup(palette),
+    symbols_outline.setup(palette),
+    notify.setup(palette),
+    nvimtree.setup(palette),
+  }
+
+  return theme_name, theme_
+end
+
+return theme