### Bugs fixed

- Fixed a bug that caused written variable-length data to become corrupted. (#131)

### Bugs fixed

- #123: H5File.Open() on an already opened file fails on .net framework, thanks @audunska
- #124: Integer overflow in SelectionHelper.DecodeStream

### Features

- Added support for the Bitshuffle filter (hardware accelerated, AVX2).

### Features

- The base type of an enumeration is now being exposed in the type information (i.e. `dataset.Type.Enumeration`) (#119)

### Breaking changes

- Version 2 of PureHDF drops support for old frameworks and supports [active frameworks](https://dotnet.microsoft.com/en-us/platform/support/policy/dotnet-core) only which are .NET 6 and .NET 8 at the time of this release. Bug fixes will be backported to version 1 as well as features (upon request and if feasible).

### Features

- The documentation has been improved.

### Performance
- Read performance of chunked datasets encoded with the extensible array index as well as the btree2 index has been improved.

### Breaking changes
- To solve a problem with ambiguity, the signature of the `NativeDataset.Read(...)` overloads has been changed to make the provision of the `datasetAccess` parameter mandatory.

### Features

- Added soft link support

### Performance
- The lookup performance of chunks in the chunk cache has been improved.
- Read performance of chunked datasets encoded with the fixed array index has been improved.

- Read performance of multidimensional, contiguous, compact or single…

…-chunked datasets has been dramatically improved by adding special case handling which allows bulk copying of data if the whole dataset is to be read (no slicing).

- Read performance of chunked datasets in the old version 1 B-tree fo…

…rmat has been dramatically improved by adding a cache to avoid repeated deserialisation of in-file structures.

### Bugs fixed

- Created a workaround to not throw error "Byte order conversion is not (yet) support by PureHDF." (#101).