[Full Changelog](https://github.com/nodegit/nodegit/compare/v0.25.0-alpha.12...v0.25.0-alpha.13)

- Turn on GIT_USE_NSEC on all platforms

- Use Iconv on OSX for better internationalization support.

- Bump libgit2 to bring in:

- NTLM proxy support

- Negotiate/Kerberos proxy support

- Various git config fixes

- Various git ignore fixes

- Various libgit2 performance improvements

- Windows/Linux now use PCRE for regex, OSX uses regcomp_l, this should address collation issues in diffing

- Fixed bug with Repository.prototype.refreshReferences dying on corrupted reference. We now ignore corrupted references

- [refresh_references.cc: skip refs that can't be directly resolved #1689](https://github.com/nodegit/nodegit/pull/1689)

- [Bump libgit2 to fork of latest master #1690](https://github.com/nodegit/nodegit/pull/1690)

- [errors: use lowercase](https://github.com/libgit2/libgit2/pull/5137)

- [largefile tests: only write 2GB on 32-bit platforms](https://github.com/libgit2/libgit2/pull/5136)

- [Fix broken link in README](https://github.com/libgit2/libgit2/pull/5129)

- [net: remove unused `git_headlist_cb`](https://github.com/libgit2/libgit2/pull/5122)

- [cmake: default NTLM client to off if no HTTPS support](https://github.com/libgit2/libgit2/pull/5124)

- [attr: rename constants and macros for consistency](https://github.com/libgit2/libgit2/pull/5119)

- [Change API instances of `fromnoun` to `from_noun` (with an underscore)](https://github.com/libgit2/libgit2/pull/5117)

- [object: rename git_object__size to git_object_size](https://github.com/libgit2/libgit2/pull/5118)

- [Replace fnmatch with wildmatch](https://github.com/libgit2/libgit2/pull/5110)

- [Documentation fixes](https://github.com/libgit2/libgit2/pull/5111)

- [Removal of `p_fallocate`](https://github.com/libgit2/libgit2/pull/5114)

- [Modularize our TLS & hash detection](https://github.com/libgit2/libgit2/pull/5055)

- [tests: merge::analysis: use test variants to avoid duplicated test suites](https://github.com/libgit2/libgit2/pull/5109)

- [Rename options initialization functions](https://github.com/libgit2/libgit2/pull/5101)

- [deps: ntlmclient: disable implicit fallthrough warnings](https://github.com/libgit2/libgit2/pull/5112)

- [gitignore with escapes](https://github.com/libgit2/libgit2/pull/5097)

- [Handle URLs with a colon after host but no port](https://github.com/libgit2/libgit2/pull/5108)

- [Merge analysis support for bare repos](https://github.com/libgit2/libgit2/pull/5022)

- [Add memleak check docs](https://github.com/libgit2/libgit2/pull/5104)

- [Data-driven tests](https://github.com/libgit2/libgit2/pull/5098)

- [sha1dc: update to fix endianess issues on AIX/HP-UX](https://github.com/libgit2/libgit2/pull/5107)

- [Add NTLM support for HTTP(s) servers and proxies](https://github.com/libgit2/libgit2/pull/5052)

- [Callback type names should be suffixed with `_cb`](https://github.com/libgit2/libgit2/pull/5102)

- [tests: checkout: fix symlink.git being created outside of sandbox](https://github.com/libgit2/libgit2/pull/5099)

- [ignore: handle escaped trailing whitespace](https://github.com/libgit2/libgit2/pull/5095)

- [Ignore: only treat one leading slash as a root identifier](https://github.com/libgit2/libgit2/pull/5074)

- [online tests: use gitlab for auth failures](https://github.com/libgit2/libgit2/pull/5094)

- [Ignore files: don't ignore whitespace](https://github.com/libgit2/libgit2/pull/5076)

- [cache: fix cache eviction using deallocated key](https://github.com/libgit2/libgit2/pull/5088)

- [SECURITY.md: split out security-relevant bits from readme](https://github.com/libgit2/libgit2/pull/5085)

- [Restore NetBSD support](https://github.com/libgit2/libgit2/pull/5086)

- [repository: fix garbage return value](https://github.com/libgit2/libgit2/pull/5084)

- [cmake: disable fallthrough warnings for PCRE](https://github.com/libgit2/libgit2/pull/5083)

- [Configuration parsing: validate section headers with quotes](https://github.com/libgit2/libgit2/pull/5073)

- [Loosen restriction on wildcard "*" refspecs](https://github.com/libgit2/libgit2/pull/5060)

- [Use PCRE for our fallback regex engine when regcomp_l is unavailable](https://github.com/libgit2/libgit2/pull/4935)

- [Remote URL last-chance resolution](https://github.com/libgit2/libgit2/pull/5062)

- [Skip UTF8 BOM in ignore files](https://github.com/libgit2/libgit2/pull/5075)

- [We've already added `ZLIB_LIBRARIES` to `LIBGIT2_LIBS` so don't also add the `z` library](https://github.com/libgit2/libgit2/pull/5080)

- [Define SYMBOLIC_LINK_FLAG_DIRECTORY if required](https://github.com/libgit2/libgit2/pull/5077)

- [Support symlinks for directories in win32](https://github.com/libgit2/libgit2/pull/5065)

- [rebase: orig_head and onto accessors](https://github.com/libgit2/libgit2/pull/5057)

- [cmake: correctly detect if system provides `regcomp`](https://github.com/libgit2/libgit2/pull/5063)

- [Correctly write to missing locked global config](https://github.com/libgit2/libgit2/pull/5023)

- [[RFC] util: introduce GIT_DOWNCAST macro](https://github.com/libgit2/libgit2/pull/4561)

- [examples: implement SSH authentication](https://github.com/libgit2/libgit2/pull/5051)

- [git_repository_init: stop traversing at windows root](https://github.com/libgit2/libgit2/pull/5050)

- [config_file: check result of git_array_alloc](https://github.com/libgit2/libgit2/pull/5053)

- [patch_parse.c: Handle CRLF in parse_header_start](https://github.com/libgit2/libgit2/pull/5027)

- [fix typo](https://github.com/libgit2/libgit2/pull/5045)

- [sha1: don't inline `git_hash_global_init` for win32](https://github.com/libgit2/libgit2/pull/5039)

- [ignore: treat paths with trailing "/" as directories](https://github.com/libgit2/libgit2/pull/5040)

- [Test that largefiles can be read through the tree API](https://github.com/libgit2/libgit2/pull/4874)

- [Tests for symlinked user config](https://github.com/libgit2/libgit2/pull/5034)

- [patch_parse: fix parsing addition/deletion of file with space](https://github.com/libgit2/libgit2/pull/5035)

- [Optimize string comparisons](https://github.com/libgit2/libgit2/pull/5018)

- [Negation of subdir ignore causes other subdirs to be unignored](https://github.com/libgit2/libgit2/pull/5020)

- [xdiff: fix typo](https://github.com/libgit2/libgit2/pull/5024)

- [docs: clarify relation of safe and forced checkout strategy](https://github.com/libgit2/libgit2/pull/5032)

- [Each hash implementation should define `git_hash_global_init`](https://github.com/libgit2/libgit2/pull/5026)

- [[Doc] Update URL to git2-rs](https://github.com/libgit2/libgit2/pull/5012)

- [remote: Rename git_remote_completion_type to _t](https://github.com/libgit2/libgit2/pull/5008)

- [odb: provide a free function for custom backends](https://github.com/libgit2/libgit2/pull/5005)

- [Have git_branch_lookup accept GIT_BRANCH_ALL](https://github.com/libgit2/libgit2/pull/5000)

- [Rename git_transfer_progress to git_indexer_progress](https://github.com/libgit2/libgit2/pull/4997)

- [High-level map APIs](https://github.com/libgit2/libgit2/pull/4901)

- [refdb_fs: fix loose/packed refs lookup racing with repacks](https://github.com/libgit2/libgit2/pull/4984)

- [Allocator restructuring](https://github.com/libgit2/libgit2/pull/4998)

- [cache: fix misnaming of `git_cache_free`](https://github.com/libgit2/libgit2/pull/4992)

- [examples: produce single cgit2 binary](https://github.com/libgit2/libgit2/pull/4956)

- [Remove public 'inttypes.h' header](https://github.com/libgit2/libgit2/pull/4991)

- [Prevent reading out of bounds memory](https://github.com/libgit2/libgit2/pull/4996)

- [Fix a memory leak in odb_otype_fast()](https://github.com/libgit2/libgit2/pull/4987)

- [Make stdalloc__reallocarray call stdalloc__realloc](https://github.com/libgit2/libgit2/pull/4986)

- [Remove `git_time_monotonic`](https://github.com/libgit2/libgit2/pull/4990)

- [Fix a _very_ improbable memory leak in git_odb_new()](https://github.com/libgit2/libgit2/pull/4988)

- [ci: publish documentation on merge](https://github.com/libgit2/libgit2/pull/4989)

- [Enable creation of worktree from bare repo's default branch](https://github.com/libgit2/libgit2/pull/4982)

- [Allow bypassing check for '.keep' file](https://github.com/libgit2/libgit2/pull/4965)

- [Release v0.28.1](https://github.com/libgit2/libgit2/pull/4983)