Roadmap

• Configuration
• [X] Parsing
• [ ] Includes
• [ ] Writing
• [X] Object IDs
• [X] SHA‐256
• [X] SHA‐1
• [X] Object model (incl., parse, serialize)
• [X] Blobs
• [X] Trees
  • [X] File mode definitions
  • [X] Entry insertion ordering
  • [X] Traversal
  • [ ] Pathspec
• [X] Commits
• [X] Annotated tags
• [X] Stored objects
• Signed objects
• [X] Signed object payload/signature extraction
• [ ] Signature verification
• [X] Reading object stores
• [X] Pluggable interface
• [X] Chain lookup store
• [X] Mix lookup store
• [X] Reading loose objects
• [ ] Reading from bundles
• [ ] Promisor remotes
• [ ] Alternates
• [X] Reading packed objects
  • [X] Pack index lookups
  • [X] Delta caching
  • [X] Delta application
  • [ ] Pack‐wide bloom filters
  • [ ] Multi pack indexes
• [ ] Writing objects
• [X] Loose object writing
• Misc bundle features
• [ ] Writing bundles
• Misc packfile features
• [X] Writing pack indexes
• [X] Writing reverse pack indexes
• [ ] Writing packfiles
  • [ ] Writing thin packs
  • [ ] Compressing deltas
  • [ ] Delta islands
• [ ] Pack verification
• Compression
• [ ] Plugabble compression algorithms
• [X] ZLIB support
• [ ] DEFLATE optimizations
• [X] Adler‐32 SIMD optimizations
• [X] References
• [X] Detached references
• [X] Symbolic references
• [X] Name verification/resolution
• [X] Annotated tag ref peeling
• [ ] Describe
• [ ] Revision syntax
• [ ] Namespaces
• [ ] Replace refs, grafts
• [X] Reference stores
• [X] Chain lookup store
• [X] Files reference store
  • [X] Reading loose refs
  • [X] Reading packed refs
  • [X] Atomic writes
  • [X] Batched writes
  • [ ] Packing refs
  • [ ] Reflogs
• [ ] Reftable
• Reachability
• [X] Have/wants walks
• [X] Is ancestor
• [X] Merge bases
• [X] Commit graph
  • [X] Changed path bloom filters
  • [X] Chained graphs
  • [ ] Writing
• [ ] Reachability bitmaps
  • [ ] For a single packfile
  • [ ] For Multi pack indexes
• Misc repository
• [X] Opening relevant stores
• [ ] Creating repositories
• [ ] Filter branch/repo
• [ ] Fast import/export
• [ ] Git notes
• [ ] Git attributes
• [ ] Full pseudoref support
• Integrity and maintenance
  • [ ] Fsck
  • [ ] Repacking
  • [ ] Garbage collection
  • [ ] Cruft packing
  • [ ] Expiration
• [ ] Grep
• [ ] Submodules
• [ ] Worktrees
• [ ] Archive
• [ ] LFS
• [ ] Revision log walk
  • [ ] Topological ordering
  • [ ] Date ordering
  • [ ] Path‐limited
• [ ] Diffing
• [ ] Blame
• [ ] Annotate
• [X] Tree diffing
  • [ ] Similarity/rename/copy detection
• [ ] Multi‐way diffs
• [ ] Patch‐id
• [ ] Range‐diff
• Blob diffing
  • [ ] Word diffs
  • [X] Myers
  • [ ] Patience
  • [ ] Histogram
  • [ ] Three‐way
• [ ] Format patch
• [ ] Apply/amend patch
• Branch integration/rewrite/etc methods
• [ ] Merge
  • [ ] Recursive
  • [ ] ORT
• [ ] Rebase
• [ ] Cherry pick
• [ ] Revert
• [ ] Rerere
• Network protocols and related features
• [X] pkt-line
• [X] side-band-64k
• [X] Ingesting packfiles
  • [X] Quarantine areas
  • [X] Un‐thinning thin packs
• Version 0, version 1 protocols
  • [X] Server side
  • [X] Reference advertisement
  • [X] Capability negotiation
  • [X] Receive
  • [ ] "Upload"
  • [ ] Client side
  • [ ] Send
  • [ ] Fetch
• Version 2 protocol
  • [ ] Server side
  • [ ] "Upload"
  • [ ] Client side
  • [ ] Fetch
• Protocol‐independent logic
  • Common
  • [X] Progress meters
  • Client side
  • [ ] Refspec
  • [ ] Fetch
    • [ ] Partial clones
    • [ ] Object filtering
    • [ ] Bundle URI
    • [ ] Packfile URI
    • [ ] Shallow clones
  • [ ] Send
  • Server side
  • [ ] Upload
    • [ ] Object filtering
  • [X] Receive
    • [ ] Signed push
    • Hooks
    • Slots
      • [ ] After ref negotiation
      • [X] After object unpacking
    • Provided samples
      • [X] Chain
      • [X] Force push rejection
• [ ] Working trees
• [ ] Stashing
• [ ] Ignore rules
• [ ] Checkouts
  • [ ] Sparse checkouts
  • [ ] CR/LF conversions
  • [ ] File mode conversions
• [ ] Indexes
  • [ ] Conflict resolution
  • [ ] Split index
  • [ ] Sparse index
  • [ ] Untracked cache
• [ ] Status listing
• [ ] Filesystem monitor
• [ ] Worktree
  • [ ] Common directory
  • [ ] Worktree‐specific references
  • [X] Worktree‐specific reference name validation
• Research
• [ ] Dynamic packfiles
  • [ ] Compaction; page‐sized hole punching
  • [ ] Dynamic indexing
  • [ ] Linear/extendible/spiral hashing
  • [ ] Dynamic reachability bitmaps

Not planned

• CLI tools
• Clone
• Anything reasonably considered "porcelain"
• Credential helper
• Transports
• Auth
• Remote management
• Bisect
• Any use of env vars
• Repository discovery walking