diff --git a/README.md b/README.md
index 9e036cf..989c74b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 # salvo-captcha
 
-A captcha middleware for [salvo](salvo.rs) framework. It uses [`captcha`](https://github.com/daniel-e/captcha) crate to generate captcha images.
+A captcha middleware for [salvo](salvo.rs) framework. With fully customizable captchas generator, storage, and finders
 
 [![salvo-captcha-video](https://i.suar.me/9NjJ1)](https://ibb.co/XVRVMZj)
 
@@ -14,10 +14,10 @@ First, add the following to your `Cargo.toml`:
 
 ```toml
 [dependencies]
-salvo-captcha = "0.1"
+salvo-captcha = "0.2"
 ```
 
-Or use [cargo-add](https://doc.rust-lang.org/cargo/commands/cargo-add.html) to add the dependency to your `Cargo.toml`:
+Or use [`cargo add`] to add the dependency to your `Cargo.toml`:
 
 ```sh
 $ cargo add salvo-captcha
@@ -25,39 +25,59 @@ $ cargo add salvo-captcha
 
 ## Usage
 
-See the [examples](examples) directory for a complete example.
+See the [examples] directory for a complete example. You can also see the implemented generators, storages, and finders in the source code.
 
 ## Storage
 
-The storage of the captcha is handled by a [`CaptchaStore`] trait. You can implement your own storage or use the [`cacache-rs`] by enabling the `cacache-storage` feature.
+There is a default storage, which is [`MemoryStorage`] it's a simple in-memory storage. You can implement your own storage by implementing the [`CaptchaStorage`] trait.
+
+### Cacache Storage
+
+A high-performance, concurrent, content-addressable disk cache. The storage is based on [`cacache-rs`] crate. to use it, you need to enable the `cacache-storage` feature.
 
 ```toml
 [dependencies]
-salvo-captcha = { version = "0.1", features = ["cacache-storage"] }
+salvo-captcha = { version = "0.2", features = ["cacache-storage"] }
 ```
 
-## Captcha name and difficulty
+## Captcha Finder
+
+We provide fully customizable query parameters, form fields, and headers to find the captcha token and the captcha answer. You can implement your own finder by implementing the [`CaptchaFinder`] trait.
+
+## Captcha Generator
+
+We provide [`SimpleCaptchaGenerator`] which is a simple captcha generator based on the [`captcha`] crate. You can implement your own captcha generator by implementing the [`CaptchaGenerator`] trait.
+
+### Captcha name and difficulty
 
 In this table, you can see the difference between the difficulties and the name of the captcha.
 
-|  Name  |                 Easy                 |                Medium                |                 Hard                 |
-| :----: | :----------------------------------: | :----------------------------------: | :----------------------------------: |
-| Amelia | ![Simple](https://i.suar.me/1JaxG/s) | ![Simple](https://i.suar.me/l7zBl/s) | ![Simple](https://i.suar.me/qXAlx/s) |
-|  Lucy  | ![Simple](https://i.suar.me/edwBG/s) | ![Simple](https://i.suar.me/NJmg0/s) | ![Simple](https://i.suar.me/OJK7M/s) |
-|  Mila  | ![Simple](https://i.suar.me/dO78z/s) | ![Simple](https://i.suar.me/PXBwK/s) | ![Simple](https://i.suar.me/8edgE/s) |
+|      Name       |                 Easy                 |                Medium                |                 Hard                 |
+| :-------------: | :----------------------------------: | :----------------------------------: | :----------------------------------: |
+|     Normal      | ![Simple](https://i.suar.me/edwBG/s) | ![Simple](https://i.suar.me/NJmg0/s) | ![Simple](https://i.suar.me/OJK7M/s) |
+| SlightlyTwisted | ![Simple](https://i.suar.me/1JaxG/s) | ![Simple](https://i.suar.me/l7zBl/s) | ![Simple](https://i.suar.me/qXAlx/s) |
+|   VeryTwisted   | ![Simple](https://i.suar.me/dO78z/s) | ![Simple](https://i.suar.me/PXBwK/s) | ![Simple](https://i.suar.me/8edgE/s) |
 
 ## Mirrors
 
-- Github (https://github.com/TheAwiteb/salvo-captcha)
-- Codeberg (https://codeberg.org/awiteb/salvo-captcha)
+- Github (<https://github.com/TheAwiteb/salvo-captcha>)
+- Codeberg (<https://codeberg.org/awiteb/salvo-captcha>)
 
 ### Main Repository
 
-- My Git (https://git.4rs.nl/awiteb/salvo-captcha)
+- My Git (<https://git.4rs.nl/awiteb/salvo-captcha>)
 
 ## License
 
-This project is licensed under the MIT license for more details see [LICENSE](LICENSE) or http://opensource.org/licenses/MIT.
+This project is licensed under the MIT license for more details see [LICENSE] or <http://opensource.org/licenses/MIT>.
 
-[`CaptchaStore`]: https://docs.rs/salvo_captcha/0.1.0/salvo_captcha/trait.CaptchaStore.html
+[`MemoryStorage`]: https://docs.rs/salvo-captcha/latest/salvo_captcha/struct.MemoryStorage.html
+[`CaptchaStorage`]: https://docs.rs/salvo-captcha/latest/salvo_captcha/trait.CaptchaStorage.html
 [`cacache-rs`]: https://github.com/zkat/cacache-rs
+[`SimpleCaptchaGenerator`]: https://docs.rs/salvo-captcha/latest/salvo_captcha/struct.SimpleCaptchaGenerator.html
+[`CaptchaGenerator`]: https://docs.rs/salvo-captcha/latest/salvo_captcha/trait.CaptchaGenerator.html
+[`CaptchaFinder`]: https://docs.rs/salvo-captcha/latest/salvo_captcha/trait.CaptchaFinder.html
+[examples]: https://git.4rs.nl/awiteb/salvo-captcha/src/branch/master/examples
+[`captcha`]: https://github.com/daniel-e/captcha
+[LICENSE]: https://git.4rs.nl/awiteb/salvo-captcha/src/branch/master/LICENSE
+[`cargo add`]: https://doc.rust-lang.org/cargo/commands/cargo-add.html
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