diff --git a/tldr/chown b/tldr/chown
index 8f73a515..a8288b19 100644
--- a/tldr/chown
+++ b/tldr/chown
@@ -16,6 +16,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `chown {{user}}:{{group}} {{path/to/file_or_directory}}`
 
+- Change the owner user and group to both have the name `user`:
+
+`chown {{user}}: {{path/to/file_or_directory}}`
+
 - Recursively change the owner of a directory and its contents:
 
 `chown -R {{user}} {{path/to/directory}}`
diff --git a/tldr/fvm b/tldr/fvm
new file mode 100644
index 00000000..4bdc43a3
--- /dev/null
+++ b/tldr/fvm
@@ -0,0 +1,37 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# fvm
+
+> Flutter version manager.
+> More information: <https://fvm.app/documentation/guides/basic-commands>.
+
+- Install a version of the Flutter SDK. Use without `version` for project settings:
+
+`fvm install {{version}}`
+
+- Set a specific version of Flutter SDK in a project:
+
+`fvm use {{version}} {{options}}`
+
+- Set a global version of the Flutter SDK:
+
+`fvm global {{version}}`
+
+- Delete the FVM cache:
+
+`fvm destroy`
+
+- Remove a specific version of the Flutter SDK:
+
+`fvm remove {{version}}`
+
+- List all installed versions of the Flutter SDK:
+
+`fvm list`
+
+- List all releases of the Flutter SDK:
+
+`fvm releases`
diff --git a/tldr/linux/apt-get b/tldr/linux/apt-get
index b08be899..1de6f638 100644
--- a/tldr/linux/apt-get
+++ b/tldr/linux/apt-get
@@ -7,6 +7,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 > Debian and Ubuntu package management utility.
 > Search for packages using `apt-cache`.
+> It is recommended to use `apt` when used interactively in Ubuntu versions 16.04 and later.
 > More information: <https://manpages.debian.org/latest/apt/apt-get.8.html>.
 
 - Update the list of available packages and versions (it's recommended to run this before other `apt-get` commands):
diff --git a/tldr/linux/debuginfod-find b/tldr/linux/debuginfod-find
new file mode 100644
index 00000000..3b1ad803
--- /dev/null
+++ b/tldr/linux/debuginfod-find
@@ -0,0 +1,13 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# debuginfod-find
+
+> Request debuginfo-related data.
+> More information: <https://manned.org/debuginfod-find>.
+
+- Request data based on the `build_id`:
+
+`debuginfod-find -vv debuginfo {{build_id}}`
diff --git a/tldr/linux/repo-remove b/tldr/linux/repo-remove
new file mode 100644
index 00000000..008e9277
--- /dev/null
+++ b/tldr/linux/repo-remove
@@ -0,0 +1,13 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# repo-remove
+
+> Package database maintenance utility which removes packages from a local repository.
+> More information: <https://man.archlinux.org/man/repo-add>.
+
+- Remove a package from a local repository:
+
+`repo-remove {{path/to/database.db.tar.gz}} {{package}}`
diff --git a/tldr/poetry b/tldr/poetry
index 48c9ea3c..7033ce6c 100644
--- a/tldr/poetry
+++ b/tldr/poetry
@@ -33,6 +33,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `poetry run {{command}}`
 
-- Bump the minor version of the project in `pyproject.toml`:
+- Bump the version of the project in `pyproject.toml`:
 
-`poetry version minor`
+`poetry version {{patch|minor|major|prepatch|preminor|premajor|prerelease}}`
+
+- Spawn a shell within the project's virtual environment:
+
+`poetry shell`
diff --git a/tldr/ruff b/tldr/ruff
new file mode 100644
index 00000000..7b7e4d10
--- /dev/null
+++ b/tldr/ruff
@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ruff
+
+> An extremely fast Python linter and code formatter, written in Rust.
+> More information: <https://docs.astral.sh/ruff/tutorial>.
+
+- View documentation for the Ruff linter:
+
+`tldr ruff check`
+
+- View documentation for the Ruff code formatter:
+
+`tldr ruff format`
diff --git a/tldr/ruff-check b/tldr/ruff-check
new file mode 100644
index 00000000..0276b5e0
--- /dev/null
+++ b/tldr/ruff-check
@@ -0,0 +1,38 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ruff check
+
+> An extremely fast Python linter. `check` is the default command - it can be omitted everywhere.
+> If no files or directories are specified, the current working directory is used by default.
+> More information: <https://docs.astral.sh/ruff/linter>.
+
+- Run the linter on the given files or directories:
+
+`ruff check {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}`
+
+- Apply the suggested fixes, modifying the files in-place:
+
+`ruff check --fix`
+
+- Run the linter and re-lint on change:
+
+`ruff check --watch`
+
+- Only enable the specified rules (or all rules), ignoring the configuration file:
+
+`ruff check --select {{ALL|rule_code1,rule_code2,...}}`
+
+- Additionally enable the specified rules:
+
+`ruff check --extend-select {{rule_code1,rule_code2,...}}`
+
+- Disable the specified rules:
+
+`ruff check --ignore {{rule_code1,rule_code2,...}}`
+
+- Ignore all existing violations of a rule by adding `# noqa` directives to all lines that violate it:
+
+`ruff check --select {{rule_code}} --add-noqa`
diff --git a/tldr/ruff-format b/tldr/ruff-format
new file mode 100644
index 00000000..285ef455
--- /dev/null
+++ b/tldr/ruff-format
@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ruff format
+
+> An extremely fast Python code formatter.
+> If no files or directories are specified, the current working directory is used by default.
+> More information: <https://docs.astral.sh/ruff/formatter>.
+
+- Format given files or directories in-place:
+
+`ruff format {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}`
+
+- Print which files would have been modified and return a non-zero exit code if there are files to reformat, and zero otherwise:
+
+`ruff format --check`
+
+- Print what changes would be made without modifying the files:
+
+`ruff format --diff`