Odin Files

Licensing Changes

• Change Odin's LICENSE to zlib from BSD 3-clause

New Language Features

• intrinsics.concatenate
• Concatentation of constant slices, strings, and some arrays at compile time
• intrinsics.objc_super & @(objc_superclass=<type>)

New Compiler Improvements

• Objective-C interface improvements
• intrinsics.objc_super and automatically emit objc_msgSend calls where necessary for @(objc_superclass) attribute
• Fix block symbols naming conflict across modules
• LLVM backend fixes
• #simd vector only uses bit cast when elements are not pointers
• Fix bitcasting context pointer to prevent compilation errors on LLVM-14
• Numerous constant union improvements
• Prefer the Type * ver LLVMTypeRef when looking up struct_field_remapping due to lack of uniqueness
• Default parameter exclusion counting improvement for procedure groups
• Improved -target-features flag by allow the user to disable a target feature
• -target-features:-sse,-sse2,-avx
• -export-linked-libs-file:<string> flag to export the linked libraries to a file
• Fix a few compiler hangs on macOS.
• LLVM 21 support for non-Windows platforms
• Fix: #load alignment bug
• set minimum alignment to 16-bytes
• Fix orca linking path
• Add #subtype/using to name canonicalization rules
• Numerous frontend bugs fixed

New Packages

*

Package Improvements

• More documentation improvements across the core library
• General improvements and more documentation for core:os/os2
• Add inject_at_soa and append_nothing_soa
• vendor:wgpu update to 27.0.2.0
• core:unicode/utf8: Add Grapheme_Iterator
• New slice.sort implementation to allow for better code generation and general API
• Deprecate the C style procedures in strconv (e.g. iota, atoi, etc`)
• WASM: Fix odin.js undefined this.mem
• Fix sRGB <-> linear RGB conversion
• core:encoding/json fixes
• Fix null parsing in certain cases
• core:encoding/cbor: Fix epoch tag with small values
• core:container/rbtree add find_or_insert
• Fix bindings generator for vendor:vulkan for extensions and ~0 style constants
• Disable bounds checking where appropriate for Unicode and UTF-8 procedures
• vendor:fontstash: Fix crash with .TTC files
• core:simd : Fix incorrectly named calls in bit_not
• vendor:sdl3: Add PointInRectFloat
• vendor/egl
• add a few more procedures and constants
• Fix GetPlatformDisplay and CreatePlatformWindowSurface to use int instead of i32
• vendor:box2d
• fixes to bindings mismatches
• Add targetAngle to RevoluteJoint struct/procs
• core:odin/parser
• fixes for end_pos
• parse empty identifiers after selector as a selector expression with an empty field
• core:hash: add CCITT CRC-16
• Make packed conditional on EPoll_Event to match kernel
• core:math/linalg/hlsl: support half types
• core:math/ease: Add inverse ease procedures
• vendor:raylib: add MAX_MATERIAL_MAPS constant
• core:sys/darwin/Foundation: add additional AppKit bindings
• core:text/scanner allow for octal prefix style parsing for C-style ints

Full Changelog: https://github.com/odin-lang/Odin/compare/dev-2025-10...dev-2025-11