Various header libraries mostly future std lib, replacements for(e.g. visit), or some misc

FUSE-based file system for replicating SQLite databases across a cluster of machines

The lightweight, fault-tolerant database built on SQLite. Designed to keep your data highly available with minimal effort.

libSQL is a fork of SQLite that is both Open Source, and Open Contributions.

A lightweight C++20 serialization and RPC library

Expressive Code, Instant Applications! Brighten the Journey from Idea to Creation

benchy++ is a header-only C++20 micro-library for making benchmarks that are simple, pretty and quick to integrate.

Glob for C++17

Table Maker for Modern C++

Fast binary logger for C++

Argument Parser for Modern C++

Parse command line arguments by defining a struct

sqlgen is a reflection-based ORM and SQL query generator for C++-20, similar to Python's SQLAlchemy/SQLModel or Rust's Diesel.

Fast Binary Encoding is ultra fast and universal serialization solution for C++, C#, Go, Java, JavaScript, Kotlin, Python, Ruby, Swift

C++2x Performance library

C++26 Data Oriented Design library

Port of the {fmt} library to Arduino

WasmEdge is a lightweight, high-performance, and extensible WebAssembly runtime for cloud native, edge, and decentralized applications. It powers serverless apps, embedded functions, microservices,…

A C++ coroutine library for writing asynchronous distributed applications using Boost ASIO, Qt, gRPC, ROS2, TAO, ..., as communication frameworks

Stack and Static based allocators + a Custom Aligned allocator in modern C++

Plotting, graphing and data visualization for your C++ programs

bit-lite - C++20 bit operations for C++98 and later in a single-file header-only library.

variant lite - A C++17-like variant, a type-safe union for C++98, C++11 and later in a single-file header-only library.

Active objects for C++11 and later.

value-ptr-lite - A C++ smart-pointer with value semantics for C++98, C++11 and later in a single-file header-only library

type - Strong types for C++98, C++11 and later in a single-file header-only library

string_view lite - A C++17-like string_view for C++98, C++11 and later in a single-file header-only library

String facilities for C++98 and later - a library in search of its identity. Note: renamed from string-lite to make place for string-bare.

String algorithms for C+11 and later in a single-file header-only library.

status-value - A class for status and optional value for C++11 and later, C++98 variant provided in a single-file header-only library