# JGit

## Features

- Expose the filter blob limit in UploadPack
- bug 542611 Enable cloning only specific tags
- bug 543152 SshdSessionFactory: generalize providing default keys
- bug 543579 Allow to check for signing key
- bug 382212 Implement signing commits using BouncyCastle
- bug 382212 Add signing options to commit CLI
- bug 382212 Allow CommitCommand to sign commits
- RefDatabase/Ref: Add versioning to reference database

## Performance Improvements

- bug 543739 Reduce contention on PackFile.idx() function.
- UploadPack: Read wanted refs in one shot
- Lazily open ReadableChannel in BlockBasedFile.getOrLoadBlock
- Lock DfsBlockCache while loading object references to avoid concurrent index loading
- RefDirectory: Look up several exact refs in one shot

## Other Changes

The complete list of new features and bug fixes is available in the release notes.