google/emboss

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Emboss is a tool for generating code that reads and writes binary data structures.

Stars: 92
Forks: 30
Open beginner issues: 0
Indexed issues: 63

Dominant language: Python
License: Apache-2.0
Last GitHub push: Jun 4, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue
PR merge metrics: No merged PRs in 30d

Open All

63 issues indexed so far

Standardized file format for .emb files Open

enhancement external integration long-term goal

google/emboss#14 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support default values Open

enhancement language feature

google/emboss#21 · 10 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Support cross-type integral equality Open

enhancement language feature

google/emboss#23 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 16, 2026
No way to add integral type safety on top of the currently available type system Open

enhancement language feature

google/emboss#25 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Better Error Messages for Text Format Parsing Open

c++ api enhancement

google/emboss#27 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Negation (`not`) Operator Open

enhancement language feature

google/emboss#29 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Back End for Translation Between Emboss `struct`s and Google Protocol Buffers Open

enhancement external integration

google/emboss#30 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
CRC/Checksum Support Open

enhancement language feature

google/emboss#31 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support `switch`/`case` Open

enhancement language feature

google/emboss#32 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Setting an Array from C++ Container Open

enhancement

google/emboss#33 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support `bits` wider than 64 bits Open

enhancement language feature

google/emboss#40 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Integer Division and Modulus in the Emboss Expression Sublanguage Open

enhancement language feature

google/emboss#41 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Support High-Bit-Zero Numbering on `bits` Open

enhancement language feature

google/emboss#42 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Variable-Length/Offset fields within `bits` Open

enhancement language feature

google/emboss#43 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Variable-Length `bits` Open

enhancement language feature

google/emboss#44 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Sign-Magnitude Integers Open

enhancement language feature

google/emboss#45 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Lists of Variable-Length Structures. Open

enhancement language feature

google/emboss#51 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
`ContiguousBuffer` should have `memcpy()` equivalents. Open

c++ api enhancement

google/emboss#62 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Documentation blocks should be placed on top of the entity they describe Open

enhancement language feature

google/emboss#63 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Support using `requires` with open enums. Open

enhancement language feature

google/emboss#65 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Support generating an import depfile (.d) like GCC & Clang -MD option Open

enhancement external integration

google/emboss#68 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Example of `$size_in_bits` from documentation fails to compile Open

bug documentation

google/emboss#73 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Support `Int` and `UInt` wider than 64 bits. Open

enhancement language feature

google/emboss#75 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support MakeBitsViewOfInt() Open

c++ api enhancement

google/emboss#78 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Support Async Reads/Writes Open

enhancement long-term goal

google/emboss#84 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Overlay Files Open

enhancement language feature

google/emboss#85 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Make `.Ok()` on Arrays Faster Open

enhancement optimization

google/emboss#90 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Value bounds checking should respect `[requires]` attributes. Open

enhancement language feature

google/emboss#93 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Built in function to count the number of bits set Open

enhancement language feature

google/emboss#98 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Provide a way to read the offset and size of a field. Open

enhancement language feature

google/emboss#99 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
The C++ compiler error when using `Write()` (and related methods) on a read-only view type is confusing Open

cleanup

google/emboss#100 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Bazel: support "includes" in emboss_cc_library Open

enhancement external integration

google/emboss#107 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add fuzzing Open

enhancement testing

google/emboss#115 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
`requires` on a field cannot reference other fields Open

enhancement

google/emboss#124 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Struct-level `[requires]` aren't enforced on field writes Open

enhancement

google/emboss#126 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
C++ backend generates excessively large headers Open

optimization

google/emboss#128 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 16, 2026
`$next` isn't usable in setting virtual fields Open

enhancement language feature

google/emboss#132 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Introduce keyword like $previous to clearly indicate overlapping fields Open

enhancement language feature

google/emboss#138 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Provide support for private Aliases Open

enhancement language feature

google/emboss#139 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
No way to place long boolean expressions on separate lines Open

enhancement language feature

google/emboss#140 · 1 comment · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Missing inner array type dimensions errors do not include correct source locations Open

bug

google/emboss#153 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add automated typechecking Open

cleanup enhancement testing

google/emboss#161 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add automated checks for supported language versions/toolchains Open

enhancement testing

google/emboss#162 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Configure publish-to-bcr bot Open

enhancement external integration

google/emboss#164 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Emboss fails to run on Python 3.9 Open

bug

google/emboss#167 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Use bitfields when writing `bits` to avoid reading uninitialized memory Open

c++ api enhancement

google/emboss#168 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Avoid duplicate listing of subtype name when adding a subtype Open

enhancement language feature

google/emboss#173 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature Request] Allow modulus operator in requires Open

duplicate enhancement language feature

google/emboss#174 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Enum types aren't validated Open

bug

google/emboss#187 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add bit shift operators Open

enhancement language feature

google/emboss#189 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026

google/emboss

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