C++ Crossplatform

Open-source C++ projects categorized as Crossplatform

Top 8 C++ Crossplatform Projects

Crossplatform
  1. qBittorrent

    qBittorrent BitTorrent client

    Project mention: Netflix will show generative AI ads midway through streams in 2026 | news.ycombinator.com | 2025-05-15

    qbittorrent (qT) is a great client with equally great search capabilities. you'll want to install jackett along with it so you can search through a large swath of torrent sites from the qT search.

    https://www.qbittorrent.org/

  2. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  3. xournalpp

    Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.

    Project mention: Show HN: Free, 100% in browser PDF editor | news.ycombinator.com | 2025-05-03

    Nice! I will give it a try later today.

    For people who want a non web-based alternative, these days I use Xournal++ (https://xournalpp.github.io/) to do that type of edition locally.

    What I am still looking for is a good way to clean scanned PDFs: split double pages, clean up text and make sure it is in lack and white, clean deformations and margin, cut and maybe rotate pages, compress the end result.

  4. GuiLiteSamples

    ✨Small interesting GUI effects could be reused everywhere

  5. Vanilla-Conquer

    Vanilla Conquer provides clean, cross-platform builds of the C&C Remastered Collection and the standalone legacy games.

  6. hlsdk-portable

    Portable Half-Life SDK. GoldSource and Xash3D. Crossplatform.

  7. cppan

    Project evolved into Software Network: https://github.com/SoftwareNetwork/sw

  8. cpk

    Light and fast package manager on C/C++ for C/C++/Python/Rust/Js packages

  9. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
  10. rocket-craft

    Based on UE 4.24 c++ & blueprint projects. One source all platforms! Game list: Race game BRM , FPShooter Hang3d , Survival zombie. Success build for window , html5 , android. Multiplatform.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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Index

What are some of the best open-source Crossplatform projects in C++? This list will help you:

# Project Stars
1 qBittorrent 31,100
2 xournalpp 12,623
3 GuiLiteSamples 665
4 Vanilla-Conquer 411
5 hlsdk-portable 304
6 cppan 106
7 cpk 19
8 rocket-craft 19

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