libevent VS libev

Compare libevent vs libev and see what are their differences.

libev

Full-featured high-performance event loop loosely modelled after libevent (by enki)
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libevent libev
12 4
10,708 1,540
1.3% -
8.7 0.0
2 days ago over 3 years ago
C C
GNU General Public License v3.0 or later BSD-2-Clause
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

libevent

Posts with mentions or reviews of libevent. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-01-11.
  • Epoll: The API that powers the modern internet (2022)
    7 projects | news.ycombinator.com | 11 Jan 2024
  • Help running crystal on remote server
    1 project | /r/crystal_programming | 5 Jul 2023
    However, you should be able to use a different version of the library that is compatible with your system. Maybe you can install the development package for `libevent` via the system package manager? That should assure a working state. Otherwise you should be able to download a compatible version from https://libevent.org/ (either binary or source and build it yourself).
  • Concurrency Model in JavaScript Runtime Environments
    7 projects | dev.to | 3 Sep 2022
  • Understand the underlying Javascript - event loop
    2 projects | /r/javascript | 27 Aug 2022
    They're different. Node uses libuv while chromium uses libevent. You're also seeing different APIs for working with the event loop like nextTick() in Node that doesn't exist in browsers.
  • Libevent - Event notification library
    1 project | /r/github | 15 Apr 2022
    1 project | /r/github_trends | 15 Apr 2022
  • Tmux install script I made to install the latest stable version
    3 projects | /r/tmux | 1 Mar 2022
    Unknown OS, continue trying to install? Menu? Develope this area! Querying Versions on https://libevent.org... Please be patient.
  • Looking for low footprint c++ library to build a REST client
    2 projects | /r/cpp | 23 Dec 2021
  • Io_uring is not an event system
    6 projects | news.ycombinator.com | 17 Jun 2021
  • Packaging your Crystal app into a Flatpak
    10 projects | dev.to | 23 May 2021
    app-id: dev.geopjr.Hashbrown runtime: org.gnome.Platform runtime-version: "3.38" sdk: org.gnome.Sdk command: hashbrown finish-args: - --socket=wayland - --socket=fallback-x11 - --share=ipc cleanup: - /include - /lib/pkgconfig - /share/doc - /share/man - "*.a" - "*.la" modules: - name: libevent sources: - type: git url: https://github.com/libevent/libevent.git tag: release-2.1.12-stable - name: hashbrown buildsystem: simple build-commands: - $(pwd)/crystal/bin/crystal build ./src/hashbrown.cr --no-debug --release - install -D -m 0755 hashbrown /app/bin/hashbrown - install -D -m 0644 extra/Hashbrown.desktop /app/share/applications/dev.geopjr.Hashbrown.desktop - install -D -m 0644 extra/icons/logo.svg /app/share/icons/hicolor/scalable/apps/dev.geopjr.Hashbrown.svg - install -D -m 0644 extra/icons/symbolic.svg /app/share/icons/hicolor/symbolic/apps/dev.geopjr.Hashbrown-symbolic.svg post-install: - install -D -m 0644 extra/dev.geopjr.Hashbrown.metainfo.xml /app/share/metainfo/dev.geopjr.Hashbrown.metainfo.xml sources: - type: git url: https://github.com/GeopJr/Hashbrown.git tag: v1.2.0 commit: 02ecf5cc5aacc32fc484fd9e348d2b1220168295 - type: archive dest: crystal/ url: https://github.com/crystal-lang/crystal/releases/download/1.0.0/crystal-1.0.0-1-linux-x86_64.tar.gz sha256: 00211ca77758e99210ec40b8c5517b086d2ff9909e089400f6d847a95e5689a4 - type: git url: https://github.com/jhass/crystal-gobject.git commit: 6468c57f8aa54b71c766d27b1e59e87a09ee8552 dest: lib/gobject - type: git url: https://github.com/elorest/compiled_license.git tag: v0.1.3 commit: f287c2c8c95579688fa5620df954d8cc1272cbbf dest: lib/compiled_license

libev

Posts with mentions or reviews of libev. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-05-12.
  • Polyphony: Fine-Grained Concurrency for Ruby
    3 projects | news.ycombinator.com | 12 May 2023
    Thank you for this.

    I am interested in how concurrency can be represented elegantly and efficiently, so I am interested in how libraries can simplify async and make it easier to reason about and write

    The libev and ioring support is great for IO scalability (https://github.com/enki/libev not sure if this is the official repo)

    In Python I use the "select" module and use epoll on Linux.

    I am currently thinking of designing an API that allows the registration of epoll-like listeners to arbitrary objects, including business objects, so you can efficiently register a listener on multiple behaviours of multiple arbitrary objects.

    I wrote an async/await simulation in Java and my scheduler is really simple, it's just a for loop that checks to see if there are any tasks that can progress. I notice the switch_fiber in polyphony must do something similar. This is similar to a yield in a coroutine.

    My async/await simulation takes the following program:

      task1:
  • Ship it!
    2 projects | /r/badcode | 24 Mar 2022
  • C in Web Dev
    5 projects | /r/C_Programming | 4 Dec 2021
    Also, libev
  • Ideas, thoughts, and notes on an action based polymorphism pattern for C
    2 projects | /r/C_Programming | 3 Jun 2021
    It's done even now. See ev.h where they do this. Just that you disable GCC's aliasing warning. There's a reason why restrict and aliasing became important to deal with. It wasn't standards that killed it.

What are some alternatives?

When comparing libevent and libev you can also consider the following projects:

libuv - Cross-platform asynchronous I/O

Boost.Asio - Asio C++ Library

liburing

C++ Actor Framework - An Open Source Implementation of the Actor Model in C++

asyncio - asyncio is a c++20 library to write concurrent code using the async/await syntax.

uvw - Header-only, event based, tiny and easy to use libuv wrapper in modern C++ - now available as also shared/static library!

Dasynq - Thread-safe cross-platform event loop library in C++