diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 0000000..fe089b6
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,35 @@
+name: coverage
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  coverage:
+    name: Generate coverage
+    runs-on: ubuntu-latest
+
+    env:
+      CARGO_TERM_COLOR: always
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+
+      - name: Install Rust
+        run: rustup update stable
+
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
+
+      - name: Generate coverage report
+        run: cargo llvm-cov --workspace --all-features --lcov --output-path lcov.info
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: lcov.info
+          fail_ci_if_error: true
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 8e00693..231528e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -198,3 +198,4 @@ rust-project.json
 
 # Android studio 3.1+ serialized cache file
 /.idea/inspectionProfiles/Project_Default.xml
+/lcov.info
diff --git a/README.md b/README.md
index f2d7d75..9b64463 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,11 @@
-# pptx-to-md
-
-[![Crates.io](https://img.shields.io/crates/v/pptx-to-md.svg)](https://crates.io/crates/pptx-to-md)
+[![Crates.io](https://img.shields.io/crates/v/pptx-to-md.svg)](https://crates.io/crates/pptx-to-md)
 [![tests](https://github.com/nilskruthoff/pptx-parser/actions/workflows/rust.yml/badge.svg)](https://github.com/nilskruthoff/pptx-parser/actions/workflows/rust.yml)
-[![Documentation](https://docs.rs/pptx-to-md/badge.svg)](https://docs.rs/pptx-to-md)
+[![codecov](https://codecov.io/gh/nilskruthoff/pptx-parser/branch/main/graph/badge.svg)](https://codecov.io/gh/nilskruthoff/pptx-parser)
 ![License](https://img.shields.io/crates/l/pptx-to-md.svg)
+[![dependency status](https://deps.rs/repo/github/nilskruthoff/pptx-parser/status.svg)](https://deps.rs/repo/github/nilskruthoff/pptx-parser)
+[![Documentation](https://docs.rs/pptx-to-md/badge.svg)](https://docs.rs/pptx-to-md)
+
+# pptx-to-md
 
 `pptx-to-md` is a library to parse Microsoft PowerPoint (`.pptx`) slides and convert them into structured Markdown content and data, making it easy to process, use, or integrate slide data programmatically.
 It also supports OpenDocument Presentation (`.odp`).
@@ -20,7 +22,7 @@ It also supports OpenDocument Presentation (`.odp`).
 - ⏱️ **Multithreading**: Optional support for multithreaded parsing of PowerPoint slides, with a significant performance increase for larger presentations.
 - ⚙️ **Robust & Safe APIs:** Designed according to Rust best practices with explicit error handling.
 - 🏷️ **Presentation Metadata:** Extracts common document properties from PPTX and ODP.
-- 🪄 **Embedding:** Used to provide pptx content and meta information in a form that is useful for embeddings
+- 🪄 **Embedding:** Used to provide pptx content and meta-information in a form that is useful for embeddings
 ---
 
 ## 👨‍💻 Example Usage
@@ -73,14 +75,16 @@ Use `PresentationContainer` when the input may be either `.pptx` or `.odp`:
 use pptx_to_md::{ParserConfig, PresentationContainer, PresentationFormat};
 use std::path::Path;
 
-let mut presentation = PresentationContainer::open(
-    Path::new("path/to/presentation.odp"),
-    ParserConfig::default(),
-)?;
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let mut presentation = PresentationContainer::open(
+        Path::new("path/to/presentation.odp"),
+        ParserConfig::default(),
+    )?;
 
-assert_eq!(presentation.format(), PresentationFormat::Odp);
-let slides = presentation.parse_all()?;
-# Ok::<(), pptx_to_md::Error>(())
+    assert_eq!(presentation.format(), PresentationFormat::Odp);
+    let slides = presentation.parse_all()?;
+    Ok(())
+}
 ```
 
 If the format is already known, use `open_as` to skip auto-detection:
@@ -89,14 +93,16 @@ If the format is already known, use `open_as` to skip auto-detection:
 use pptx_to_md::{ParserConfig, PresentationContainer, PresentationFormat};
 use std::path::Path;
 
-let mut presentation = PresentationContainer::open_as(
-    Path::new("path/to/presentation.pptx"),
-    ParserConfig::default(),
-    PresentationFormat::Pptx,
-)?;
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let mut presentation = PresentationContainer::open_as(
+        Path::new("path/to/presentation.pptx"),
+        ParserConfig::default(),
+        PresentationFormat::Pptx,
+    )?;
 
-let slides = presentation.parse_all()?;
-# Ok::<(), pptx_to_md::Error>(())
+    let slides = presentation.parse_all()?;
+    Ok(())
+}
 ```
 
 ---