diff --git a/lua/efmls-configs/linters/jsonlint.lua b/lua/efmls-configs/linters/jsonlint.lua
new file mode 100644
index 0000000..b64e179
--- /dev/null
+++ b/lua/efmls-configs/linters/jsonlint.lua
@@ -0,0 +1,19 @@
+-- Metadata
+-- languages: JSON
+-- url: https://github.com/zaach/jsonlint
+
+local sourceText = require('efmls-configs.utils').sourceText
+local fs = require('efmls-configs.fs')
+
+local linter = 'jsonlint'
+local args = '--sort-keys  --compact --validate ${INPUT}'
+local command = string.format('%s %s', fs.executable(linter, fs.Scope.NODE), args)
+
+return {
+	prefix = linter,
+	lintSource = sourceText(linter),
+	lintCommand = command,
+	lintStdin = true,
+	lintFormats = { '%.%#: line %l, col %c, %trror - %m', '%.%#: line %l, col %c, %tarning - %m' },
+	rootMarkers = { '.jsonlintrc' },
+}
diff --git a/lua/efmls-configs/linters/markuplint.lua b/lua/efmls-configs/linters/markuplint.lua
new file mode 100644
index 0000000..64cf20d
--- /dev/null
+++ b/lua/efmls-configs/linters/markuplint.lua
@@ -0,0 +1,19 @@
+-- Metadata
+-- languages: HTML
+-- url: https://markuplint.dev/
+
+local sourceText = require('efmls-configs.utils').sourceText
+local fs = require('efmls-configs.fs')
+
+local linter = 'markuplint'
+local args = '--no-color  --format Simple --verbose ${INPUT}'
+local command = string.format('%s %s', fs.executable(linter, fs.Scope.NODE), args)
+
+return {
+	prefix = linter,
+	lintSource = sourceText(linter),
+	lintCommand = command,
+	lintStdin = true,
+	lintFormats = { '%.%#: line %l, col %c, %trror - %m', '%.%#: line %l, col %c, %tarning - %m' },
+	rootMarkers = { '.markuplintrc' },
+}