A curated suite of AI agent skills for systems and low-level programming with C/C++, Rust, and Zig toolchains, covering compilers, debuggers, profilers, build systems, sanitizers, and binary analysis
This repository also configures its own agents. See what low-level-dev-skills tells them →
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
CMake build system skill for C/C++ projects. Use when writing or refactoring CMakeLists.txt, configuring out-of-source builds, selecting generators (Ninja, Make, VS), managing targets and dependencies with targetlinklibraries, integrating external packages via findpackage or FetchContent, enabling sanitizers, setting…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex needs its repo
C/C++ package manager skill covering Conan and vcpkg. Use when adding third-party library dependencies to C/C++ projects, managing binary compatibility, integrating with CMake, or choosing between Conan and vcpkg. Activates on queries about Conan, vcpkg, C++ dependency management, conanfile.txt, vcpkg.json, CMake…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Include What You Use (IWYU) skill for optimizing C/C++ header includes. Use when reducing compilation cascades, interpreting IWYU reports, applying mapping files, deciding between forward declarations and full includes, or integrating IWYU with CMake. Activates on queries about IWYU, include-what-you-use, header…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
GNU Make skill for C/C++ build systems. Use when writing or debugging Makefiles, understanding pattern rules and automatic dependency generation, managing CFLAGS/LDFLAGS, converting ad-hoc compile commands into maintainable Makefiles, or diagnosing incremental build issues. Activates on queries about Makefiles, make…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Meson build system skill for C/C++ projects. Use when setting up a Meson project, configuring build options, managing dependencies with the wrap system, cross-compiling, or integrating Meson with CI. Activates on queries about meson setup, meson compile, meson wrap, meson test, cross-file, meson.build, or migrating…
mohitmishra786/low-level-dev-skills
Skill Claude Code
Ninja build system skill. Use when diagnosing Ninja build failures, understanding Ninja's role as a low-level build executor generated by CMake or other meta-build systems, tuning parallelism, interpreting Ninja output, or working with build.ninja files. Activates on queries about ninja errors, ninja parallelism…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Static analysis skill for C/C++ codebases. Use when hardening code quality, triaging noisy builds, running clang-tidy, cppcheck, or scan-build, interpreting check categories, suppressing false positives, or integrating static analysis into CI. Activates on queries about clang-tidy checks, cppcheck, scan-build…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Code generation and backends skill for LLVM targets. Use when explaining instruction selection, DAG legalization, target lowering, or adding backend support overview. Activates on queries about LLVM backend, instruction selection, target lowering, llc, TableGen, or codegen pipeline.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Compiler frontend skill for lexing, parsing, and type checking. Use when building a lexer/parser, designing AST nodes, implementing symbol tables, type checking, error recovery, or emitting LLVM IR. Activates on queries about lexer, Pratt parser, recursive descent, AST, symbol table, Hindley-Milner, or llvm-sys.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Deep compiler optimizations skill for RA, ISel, and PGO. Use when explaining register allocation, instruction selection, LICM, vectorization limits, or profile-guided optimization beyond -O3. Activates on queries about register allocation, instruction selection, LICM, auto-vectorization failure, PGO, or BOLT.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
JIT compilation skill for runtime code generation. Use when building LLVM ORC JIT, LLJIT, Cranelift JIT, inline caches, trampolines, or Rust dynasm codegen. Activates on queries about ORC JIT, LLJIT, Cranelift, ExecutionSession, inline cache, W^X, or dynasm.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
LLVM IR and passes skill for reading compiler IR. Use when analyzing LLVM IR, understanding SSA, pass pipeline order, or running opt on bitcode. Activates on queries about LLVM IR, SSA form, opt passes, llvm-dis, pass pipeline, or reading .ll files.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex needs its repo
LLVM passes skill for writing compiler optimizations. Use when writing FunctionPass or ModulePass, registering PassPlugins, running with opt, using analysis utilities, or testing with llvm-lit. Activates on queries about LLVM pass, PassPlugin, opt -passes, DominatorTree, llvm-lit, or New Pass Manager.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
MLIR skill for multi-level intermediate representation. Use when writing custom dialects, defining ops with ODS, writing lowering passes, running mlir-opt, or building ML compilers with Torch-MLIR/IREE. Activates on queries about MLIR, dialect, ODS, mlir-opt, linalg, lowering pass, or Torch-MLIR.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Clang/LLVM compiler skill for C/C++ projects. Use when working with clang or clang++ for diagnostics, sanitizer instrumentation, optimization remarks, static analysis with clang-tidy, LTO via lld, or when migrating from GCC to Clang. Activates on queries about clang flags, clang-tidy, clang-format, better error…
mohitmishra786/low-level-dev-skills
Skill Claude Code
C++20 modules skill for modern C++ projects. Use when working with named modules, module partitions, header units, CMake MODULESOURCES, Clang -fmodules-ts, BMI caching issues, or migrating from headers to modules. Activates on queries about C++20 modules, import statements, module interface units, header units, or BMI…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
C++ template skill for reading template errors and optimizing compile times. Use when deciphering template error stacks, setting -ftemplate-backtrace-limit, writing concepts and requires-clauses, understanding SFINAE vs concepts, or profiling template instantiation bottlenecks with Templight. Activates on queries…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Cross-compilation with GCC skill for embedded and multi-architecture targets. Use when setting up cross-gcc toolchains, configuring sysroots, building for ARM/AArch64/RISC-V/MIPS from an x86-64 host, troubleshooting wrong-architecture errors, or running cross-compiled binaries under QEMU. Activates on queries about…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
GCC compiler skill for C/C++ projects. Use when selecting optimization levels, warning flags, debug builds, LTO, sanitizer instrumentation, or diagnosing compilation errors with GCC. Covers flag selection for debug vs release, ABI concerns, preprocessor macros, profile-guided optimization, and integration with build…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
LLVM IR and pass pipeline skill. Use when working directly with LLVM Intermediate Representation (IR), running opt passes, generating IR with llc, inspecting or writing LLVM IR for custom passes, or understanding how the LLVM backend lowers IR to assembly. Activates on queries about LLVM IR, opt, llc, llvm-dis, LLVM…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
MSVC cl.exe and clang-cl skill for Windows C/C++ projects. Use when configuring Visual Studio builds, MSBuild, or clang-cl as a drop-in MSVC replacement. Covers translating GCC/Clang flags to MSVC equivalents, runtime library selection, Windows SDK setup, and diagnosing MSVC-specific errors. Activates on queries about…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex needs its repo
Profile-guided optimisation skill for C/C++ with GCC and Clang. Use when squeezing maximum runtime performance after standard optimisation plateaus, implementing two-stage PGO builds, collecting profile data, or applying BOLT for post-link optimisation. Activates on queries about PGO, profile-guided optimization…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
ABI and calling conventions skill for cross-language boundaries. Use when explaining System V AMD64, ARM AAPCS, RISC-V psABI, stack frames, variadic calls, or FFI register rules. Activates on queries about calling convention, ABI, System V AMD64, AAPCS, stack frame, variadic function, or FFI registers.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Branch prediction and speculation skill for CPU security and performance. Use when explaining branch predictors, mispredict penalties, speculative execution, Spectre/Meltdown mitigations, or branchless patterns. Activates on queries about branch prediction, speculative execution, Spectre, Meltdown, mispredict, or…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: