diff --git a/README.md b/README.md
index 71b788f..185a457 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,11 @@ A screenshot and an example (further down) is worth a thousand words:
 ## Usage
 
 ```yaml
+    - name: codespell
+      uses: liskin/gh-problem-matcher-wrap@v1
+      with:
+        linters: codespell
+        run: codespell src/
     - name: flake8
       uses: liskin/gh-problem-matcher-wrap@v1
       with:
@@ -51,6 +56,11 @@ A screenshot and an example (further down) is worth a thousand words:
       with:
         linters: pytest
         run: pytest
+    - name: sort
+      uses: liskin/gh-problem-matcher-wrap@v1
+      with:
+        linters: sort
+        run: sort -c src/foo.txt
 ```
 
 ```yaml
@@ -83,11 +93,13 @@ A screenshot and an example (further down) is worth a thousand words:
 
 ### Supported linters
 
+* [codespell](https://github.com/codespell-project/codespell/)
 * [flake8](https://flake8.pycqa.org/)
 * [gcc](https://gcc.gnu.org/)
 * [isort](https://pycqa.github.io/isort/)
 * [mypy](http://mypy-lang.org/)
 * [pytest](https://pytest.org/)
+* [sort](https://www.gnu.org/software/coreutils/)
 * [shellcheck](https://github.com/koalaman/shellcheck#readme) (`-f gcc` + gcc problem matcher)
 
 For details, sources and licenses of individual problem matchers, see
diff --git a/problem-matchers/README.md b/problem-matchers/README.md
index bb41518..fdfeee4 100644
--- a/problem-matchers/README.md
+++ b/problem-matchers/README.md
@@ -3,6 +3,9 @@
 [Problem Matcher]: https://github.com/actions/toolkit/blob/master/docs/problem-matchers.md
 [GitHub Action: Problem Matcher wrapper]: ..
 
+* codespell:
+  [source](https://github.com/codespell-project/codespell-problem-matcher/blob/b80729f885d32f78a716c2f107b4db1025001c42/codespell-matcher.json),
+  [Copyright © 2020 Peter Newman, based on korelstar's xmllint-problem-matcher](https://github.com/codespell-project/codespell-problem-matcher/blob/ae8e5910465fb8812a4360ee74dd7a52053eb76e/LICENSE)
 * flake8:
   [source](https://github.com/TrueBrain/actions-flake8/blob/7e33a2bcf3bee056945183e6d08d70000de48114/flake8-matcher.json),
   [Copyright © 2019, Patric "TrueBrain" Stout](https://github.com/TrueBrain/actions-flake8/blob/7e33a2bcf3bee056945183e6d08d70000de48114/LICENSE)
@@ -12,5 +15,8 @@
 * isort: [Copyright © 2020 Tomáš Janoušek](../LICENSE)
 * mypy: [Copyright © 2020 Tomáš Janoušek](../LICENSE)
 * pytest: [Copyright © 2020 Tomáš Janoušek](../LICENSE)
+* sort:
+  [source](https://github.com/codespell-project/sort-problem-matcher/blob/d6f1e0a94bd17a0147e4735f61eef01a96d00150/sort-matcher.json),
+  [Copyright © 2020 Peter Newman, based on korelstar's xmllint-problem-matcher](https://github.com/codespell-project/sort-problem-matcher/blob/ae8e5910465fb8812a4360ee74dd7a52053eb76e/LICENSE)
 
 Pull Requests with additional linters welcome!
diff --git a/problem-matchers/codespell.json b/problem-matchers/codespell.json
new file mode 100644
index 0000000..cded56c
--- /dev/null
+++ b/problem-matchers/codespell.json
@@ -0,0 +1,26 @@
+{
+	"problemMatcher": [
+		{
+			"owner": "codespell-matcher-default",
+			"pattern": [
+				{
+					"regexp": "^(.+):(\\d+):\\s+(.+)$",
+					"file": 1,
+					"line": 2,
+					"message": 3
+				}
+			]
+		},
+		{
+			"owner": "codespell-matcher-specified",
+			"pattern": [
+				{
+					"regexp": "^(ERROR|WARNING):\\s+(.+):\\s+(.+?)\\s*$",
+					"file": 3,
+					"severity": 1,
+					"message": 2
+				}
+			]
+		}
+	]
+}
diff --git a/problem-matchers/sort.json b/problem-matchers/sort.json
new file mode 100644
index 0000000..c0d3400
--- /dev/null
+++ b/problem-matchers/sort.json
@@ -0,0 +1,15 @@
+{
+	"problemMatcher": [
+		{
+			"owner": "sort-matcher",
+			"pattern": [
+				{
+					"regexp": "^sort:\\s+(.+):(\\d+):\\s+(.+)$",
+					"file": 1,
+					"line": 2,
+					"message": 3
+				}
+			]
+		}
+	]
+}