I have quite a few C++ proposals I am working on and percolating through the C++ Standards Committee. You will find the submitted and unsubmitted ones below! Be sure to also check out the proposals and standard tags for any writeups related to C++ proposals!

Actively Pursued Evolution Proposals:

C++ p1040: std::embed Published Latest Draft
C++ p1629: Standard Text Encoding Published Latest Draft
C++ p1664: Reconstructible Ranges Published Latest Draft
C++ and C n2725 + p1967: Preprocessor embed - Binary Resource Inclusion Published Latest Draft
C n2724: Not-So-Magic: typeof() for C Published Latest Draft
C n2730: Restartable and Non-Restartable Functions for Efficient Character Conversions Published Latest Draft
C n2727: Consistent, Warningless, and Intuitive Initialization Published Latest Draft
C n2726: _Imaginary_I and _Complex_I Qualifiers Published Latest Draft
C n2728: char16_t & char32_t string literals shall be UTF-16 and UTF-32 Published Latest Draft
C n2729: Transparent Function Aliases Published Latest Draft

Approved Proposals:

Most have been completed / merged at this point! The rest of the work is up above!

Completed / Merged Proposals:

C++ p1025: Update References to the Unicode Standard Published Accepted, C++20!
C++ p1301: [[nodiscard(“should have a reason”)]] Published Accepted, C++20!
C n2448: [[nodiscard(“should have a reason”)]] Published Accepted, C23!
C++ p0330: Literal Suffixes for ptrdiff_t and size_t Published Accepted, C++23!
C n2594: Mixed Wide String Literal Concatenation Published Accepted, C23!
C++ p1682: std::to_underlying(T enum_value) Published Accepted, C++23!
C++ p1132: out_ptr - a scalable output pointer abstraction Published Accepted, C++23!

Being Reworked from Feedback:

C++ p1214: Callables Cleanup! - Overloading and Pointer-to-Members Published Latest Draft
C++ p1039: I got you, FAM - Flexible Array Members for C++ Published Latest Draft

Educational

These proposals are educational in nature only and, while making recommendations, will not see additional pursuit or wording.

C++ p1683: A Survey of References for Standard Library Types - A Survey of Optionals Published Latest Draft

Expired:

These proposals are dead and will not be picked up again.

C++ p1175: A simple and practical optional reference for C++ Published Latest Draft
C++ p1130: Module Resource Requirement Propagation Published Latest Draft

Cannot Pursue

These proposals are challenging and may require significant rework or language enhancement. Some have also been superseded by other proposals.

C++ p0051: std::overload Not Published Latest Draft
C++ p1803: packexpr(args, I) – compile-time friendly pack inspection Published Latest Draft
C++ p1193: Explicitly Specified Returns for (Implicit) Conversions Published Latest Draft
C++ p1378: consteval is_string_literal(T*) Not Published Latest Draft