lwlog
Very fast synchronous and asynchronous C++ logging library
lwlog launched on December 30, 2025 with 5 votes, #2,550 of 11,628 launches that month.
What it does
Very fast synchronous and asynchronous C++17 logging library - ChristianPanov/lwlog
Does a similar job
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SigNoz – open-source alternative to DataDog, NewRelic2022 · github.com · ▲510We just released a major upgrade to SigNoz with support for Logs management based on ClickHouse. Would love to get any feedback from the community here on what you think and any questions you may have for us Many big companies like Uber and Cloudflare have been shifting to ClickHouse as their main workhorse for Logs management seeing much better performance. for e.g Cloudflare recently shifted from Elastic to ClickHouse and are seeing 8x improvement in memory/cpu resource requirement in ingestion. This is our first release with Logs support and we have added support for: - Filtering…
Whirlwind – Async concurrent hashmap for Rust2024 · github.com · ▲140Hey HN, this is Will and David from Fortress (https://news.ycombinator.com/item?id=41426998). We use a lot of async Rust internally, and created this library out of a need for an async-aware concurrent hashmap since there weren’t many available in the Rust ecosystem. Whirlwind is a sharded HashMap with a fully asynchronous API. Just as dashmap is a replacement for std::sync::RwLock, whirlwind aims to be a replacement for tokio::sync::RwLock. It has a similar design and performance characteristics to dashmap, but seems to perform better in read-heavy workloads with tokio's…
CXXStateTree – A modern C++ library for hierarchical state machines2025 · github.com · ▲48Hi HN! I've built [CXXStateTree](https://github.com/ZigRazor/CXXStateTree), a modern C++ header-only library to create hierarchical state machines with clean, intuitive APIs. It supports: - Deeply nested states - Entry/exit handlers - State transitions with guards and actions - Asynchronous transitions with `co_await` (C++20 coroutines) - Optional runtime type identification for flexibility It's ideal for complex control logic, embedded systems, games, robotics, and anywhere you'd use a finite state machine. I’d love feedback, use cases, or contributions from the…
Using C++23 <stacktrace> to get proper crash logs in C++ programs2023 · github.com · ▲103A simple way to output stack traces when a program crashes in C++, using the new C++23 <stacktrace> header - TylerGlaiel/Crashlogs
- LILog.io (Realtime log monitoring, powered by node.js + socket.io)2011 · logio.org · ▲205
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