diff --git a/README.md b/README.md
index 74451ab..8143f3b 100755
--- a/README.md
+++ b/README.md
@@ -14,3 +14,8 @@ make clean # to clean up
 - [ ] Make functions `image_from_ppm_binary`, `image_from_ppm_text`, which receive `bytes_t*` and convert accordingly to `struct image*`
 - [ ] Try to convert PPM to another format more famous (JPG, PNG, GIF, WEBP) and vice-versa
 - [ ] Explore other file formats (not only images, but also audio, video, etc.)
+- [ ] Investigate how famous file formats work, and implement a simple parser for each of them in the Rust programming language.
+  - [ ] Images: PPM, PNG, JPG, GIF, etc.
+  - [ ] Videos: MP4, AVI, etc.
+  - [ ] Audio: MP3, WAV, etc.
+  - [ ] Documents: PDF, DOCX, etc.