Add the Elixir implementation ExZarr

Author: thanos

implementations/index.md

@@ -24,7 +24,8 @@ Zarr version 2 and 3 implementations are listed (in alphabetical order per langu
 | C++/Python             | [TensorStore]          | ✓ | ✓ | ![][tensorstore-lu]          |
 | C++                    | [xtensor-zarr]         | ✓ | ✗ | ![][xtensor-zarr-lu]         |
 | C++                    | [z5]                   | ✓ |   | ![][z5-re]                   |
-| Java                   | [JZarr]                | ✓ |   | ![][JZarr-lu]                |
+| Elixir                 | [ExZarr]               | ✓ |   | ![][ExZarr-lu]               |
+| Java                   | [JZarr]                | ✓ | ✓ | ![][JZarr-lu]                |
 | Java                   | [n5-zarr]              | ✓ |   | ![][n5-zarr-lu]              |
 | Java                   | [netCDF-Java]          | ✓ |   | ![][netCDF-Java-re]          |
 | Java                   | [zarr-java]            | ? | ? | ![][zarr-java-re]            |
@@ -95,6 +96,9 @@ Zarr version 2 and 3 implementations are listed (in alphabetical order per langu
 [charizarr-lu]: https://img.shields.io/github/last-commit/mpiannucci/charizarr
 [zarr-java]: https://github.com/zarr-developers/zarr-java
 [zarr-java-re]: https://img.shields.io/github/release-date-pre/zarr-developers/zarr-java
+[ExZarr]: https://github.com/thanos/ExZarr
+[ExZarr-lu]: https://img.shields.io/github/last-commit/saalfeldlab/n5-zarr
+
 
 <font size="4">
 → Feel free to add any missing implementations by sending a PR to the website <a href="https://github.com/zarr-developers/zarr-developers.github.io/">repository</a>. 🤝🏻<br><br>