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
Custom allocator skill for memory allocation strategies. Use when implementing pool/slab/arena allocators, tuning jemalloc/mimalloc, writing Rust GlobalAlloc, or benchmarking allocator performance. Activates on queries about jemalloc, mimalloc, tcmalloc, arena allocator, GlobalAlloc, or fragmentation.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
NUMA programming skill for multi-socket memory locality. Use when detecting NUMA topology, binding processes with numactl, using libnuma API, building NUMA-aware data structures, or measuring remote access penalties. Activates on queries about numactl, libnuma, NUMA topology, mbind, lstopo, or remote memory access.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
AFXDP skill for high-performance XDP sockets. Use when creating AFXDP sockets, configuring UMEM and XSK rings, XDPREDIRECT programs, copy vs zero-copy mode, or comparing with DPDK. Activates on queries about AFXDP, xskumem, XDPREDIRECT, libbpf xsk, or zero-copy XDP.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex needs its repo
DPDK skill for userspace packet I/O. Use when initializing EAL, configuring PMD drivers, using mbuf pools and rtering, setting up huge pages, RSS, or testpmd validation. Activates on queries about DPDK, EAL, rteethrxburst, hugepages, PMD, or testpmd.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Guide agents through Linux iouring: the submission/completion queue model (SQE/CQE), liburing API, multi-shot accept/recv, provided buffer rings, fixed files and registered buffers, zero-copy send, Rust integration with tokio-uring, performance comparison with epoll, and security considerations.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal ADC and DAC skill. Use when configuring analog sampling, DMA-driven ADC, calibration, or DAC output on MCUs. Activates on queries about ADC bare-metal, sampling time, DMA ADC, or DAC channel setup.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal startup skill for reset-to-main bring-up. Use when writing startup code, vector tables, .data/.bss init, stack setup, or crt0 for Cortex-M/RISC-V. Activates on queries about reset vector, VTOR, startup.s, bss init, or bare-metal entry point.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Embedded bootloader skill for firmware update and app handoff. Use when writing a custom bootloader, jumping to application code, relocating VTOR, or implementing DFU/USB firmware update on Cortex-M. Activates on queries about bootloader jump, vector table relocation, application entry point, STM32 DFU, or dual-bank…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Datasheet and reference manual reading skill for embedded engineers. Use when extracting pinouts, electrical limits, register maps, clock trees, or timing from MCU documentation. Activates on queries about reading STM32 RM, extracting register bits, finding errata, or navigating reference manual sections.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal DMA skill for memory-peripheral transfers. Use when configuring DMA channels, circular mode, double buffering, or DMA IRQ completion. Activates on queries about DMA bare-metal, circular buffer, memory-to-peripheral, or DMA stream configuration.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal GPIO skill for pin configuration and interrupts. Use when configuring GPIO modes, alternate functions, pull resistors, or EXTI interrupts on STM32/nRF/ESP32-class MCUs. Activates on queries about GPIO MODER, alternate function, pin interrupt, or LED/button bare-metal setup.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal interrupt and exception skill for Cortex-M NVIC. Use when writing ISRs, configuring priorities, handling HardFault, or measuring interrupt latency. Activates on queries about NVIC, ISR, vector table, HardFault, tail-chaining, or interrupt priority.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Low-power embedded skill for sleep modes and energy optimization. Use when configuring MCU sleep/stop/standby, peripheral clock gating, wake-up sources, or measuring firmware current draw. Activates on queries about WFI, STOP mode, STM32 PWR, nRF sleep, wake-up EXTI, or reducing embedded power consumption.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
MMIO and register access skill for bare-metal firmware. Use when accessing memory-mapped peripherals with volatile, bit masks, RMW patterns, or endianness concerns. Activates on queries about MMIO, volatile register, bit manipulation, read-modify-write, or register alignment.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Peripheral driver methodology skill from MCU reference manuals. Use when reading register maps, timing diagrams, and writing drivers from vendor documentation. Activates on queries about reference manual, register map, peripheral init sequence, or datasheet-driven driver design.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal SPI and I2C skill for serial peripheral buses. Use when implementing master-mode transfers, register read/write protocols, or debugging bus stalls. Activates on queries about SPI bare-metal, I2C START/STOP, sensor register read, or clock phase/polarity.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
STM32 bare-metal skill for CMSIS-only MCU projects. Use when scaffolding STM32 firmware without HAL, configuring clocks/RCC, using CMSIS headers, or building with arm-none-eabi-gcc. Activates on queries about STM32 bare metal, CMSIS without HAL, STM32F4/H7 bring-up, or minimal Makefile CMake for Cortex-M.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal timer and PWM skill. Use when configuring general-purpose timers for PWM, input capture, or periodic ticks without RTOS. Activates on queries about timer prescaler, PWM duty cycle, input capture, or SysTick bare-metal.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bare-metal UART skill for serial console and debug. Use when configuring baud rate, polling or IRQ-driven TX/RX, or integrating DMA with UART. Activates on queries about UART bare-metal, baud BRR, serial printf, or USART interrupt.
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Dynamic linking skill for Linux/ELF shared libraries. Use when debugging library loading failures, configuring RPATH vs RUNPATH, understanding soname versioning, using dlopen/dlsym for plugin systems, LDPRELOAD interposition, or controlling symbol visibility. Activates on queries about shared libraries, dlopen…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
ELF binary inspection skill for Linux. Use when examining ELF executables or shared libraries with readelf, objdump, nm, or ldd to understand symbol visibility, section layout, dynamic dependencies, build IDs, or relocation entries. Activates on queries about ELF format, shared library dependencies, symbol tables…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Linker and Link-Time Optimisation (LTO) skill. Use when configuring GNU ld, gold, or lld linker flags, diagnosing link-order issues or undefined symbols at link time, enabling LTO safely in real projects, or understanding inter-module optimisation trade-offs. Activates on queries about linker flags, -flto, thin LTO…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Bazel build system skill for C/C++ projects. Use when writing BUILD files with cclibrary and ccbinary rules, registering toolchains, configuring remote execution, debugging sandbox issues, using query and cquery for dependency graphs, or migrating from CMake to Bazel. Activates on queries about Bazel, BUILD files…
mohitmishra786/low-level-dev-skills
Skill Claude CodeCodex
Build acceleration skill for C/C++ projects. Use when reducing compilation times with ccache, sccache, distcc, unity builds, precompiled headers, split DWARF, or IWYU. Covers caching strategies, distributed compilation, link time reduction, and diagnosing build bottlenecks. Activates on queries about slow builds…
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: