Skip to content
OpenSrc
The directory

Field

OS & Systems open-source projects

OpenSrc lists 123 repositories about OS & Systems with open issues for new contributors, and 64 of them are first-PR friendly. Between them they have 1,886 open good first issues and 2,433 help-wanted issues. The median welcome score is 75/100, and the best-scored right now are FreeCAD/FreeCAD, gleam-lang/gleam and diasurgical/DevilutionX. Most are written in C++, Go and Rust. Many also touch DevOps & Cloud and Networking.

123 repos by best score

Filter these in the directory

  • FreeCAD/FreeCAD

    Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

    152good first issues+141 help wanted
    • C++
    • Field: Graphics
    • Field: OS
    • Stars:33.8K
    • LGPL-2.1
    • CONTRIBUTING
    • replies in ~12h
    Score99 out of 100 contributor score, very welcomingFirst-PR friendly

  • gleam-lang/gleam

    ⭐️ A friendly language for building type-safe, scalable systems!

    29good first issues+153 help wanted
    • Rust
    • Field: Compilers
    • Field: OS
    • Stars:21.9K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~19h
    Score96 out of 100 contributor score, very welcomingFirst-PR friendly

  • diasurgical/DevilutionX

    Diablo build for modern operating systems

    23good first issues+23 help wanted
    • C++
    • Field: Game Dev
    • Field: OS
    • Stars:9.8K
    • CONTRIBUTING
    • replies in ~1h
    Score96 out of 100 contributor score, very welcomingFirst-PR friendly

  • dotnet/aspnetcore

    ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows…

    15good first issues+141 help wanted
    • C#
    • Field: Web Frontend
    • Field: DevOps
    • Stars:38.5K
    • MIT
    • CONTRIBUTING
    • replies in ~2d
    Score92 out of 100 contributor score, very welcomingFirst-PR friendly

  • xemu-project/xemu

    Original Xbox Emulator for Windows, macOS, and Linux (Active Development)

    23good first issues+1 help wanted
    • C
    • Field: OS
    • Stars:4.1K
    • CONTRIBUTING
    • replies in ~3h
    Score91 out of 100 contributor score, very welcomingFirst-PR friendly

  • topgrade-rs/topgrade

    Upgrade all the things

    10good first issues+17 help wanted
    • Rust
    • Field: CLI Tools
    • Field: OS
    • Stars:4.6K
    • GPL-3.0
    • CONTRIBUTING
    • replies in ~10h
    Score90 out of 100 contributor score, very welcomingFirst-PR friendly

  • NVIDIA/cccl

    CUDA Core Compute Libraries

    17good first issues+9 help wanted
    • C++
    • Field: Graphics
    • Field: Scientific Computing
    • Stars:2.5K
    • CONTRIBUTING
    • replies in ~12m
    Score90 out of 100 contributor score, very welcomingFirst-PR friendly

  • GyulyVGC/sniffnet

    Comfortably monitor your network traffic 🕵️‍♂️

    10good first issues+10 help wanted
    • Rust
    • Field: Networking
    • Field: Security
    • Stars:41.3K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~5h
    Score89 out of 100 contributor score, very welcomingFirst-PR friendly

  • trinodb/trino

    Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL…

    41good first issues
    • Java
    • Field: Databases
    • Field: Data Science
    • Stars:13.3K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~1h
    Score89 out of 100 contributor score, very welcomingFirst-PR friendly

  • openzfs/zfs

    OpenZFS on Linux and FreeBSD

    28good first issues
    • C
    • Field: OS
    • Stars:12.5K
    • CONTRIBUTING
    • replies in ~5d
    Score89 out of 100 contributor score, very welcoming

  • unoplatform/uno

    Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single…

    73good first issues+6 help wanted
    • C#
    • Field: Mobile
    • Field: OS
    • Stars:10.1K
    • Apache-2.0
    • CONTRIBUTING
    Score89 out of 100 contributor score, very welcomingFirst-PR friendly

  • nextcloud/desktop

    💻 Desktop sync client for Nextcloud

    29good first issues+10 help wanted
    • C++
    • Field: OS
    • Stars:3.9K
    • GPL-2.0
    • CONTRIBUTING
    • replies in ~5h
    Score89 out of 100 contributor score, very welcomingFirst-PR friendly

  • beekeeper-studio/beekeeper-studio

    Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and…

    7good first issues+12 help wanted
    • TypeScript
    • Field: Databases
    • Field: OS
    • Stars:23.7K
    • CONTRIBUTING
    • replies in ~48m
    Score88 out of 100 contributor score, very welcomingFirst-PR friendly

  • neomjs/neo

    Neo.mjs is a self-evolving software organism: a professional end-to-end AI engineering team whose cross-model…

    7good first issues+12 help wanted
    • JavaScript
    • Field: Machine Learning
    • Field: Web Frontend
    • Stars:3.3K
    • MIT
    • CONTRIBUTING
    • replies in ~3h
    Score88 out of 100 contributor score, very welcomingFirst-PR friendly

  • rclone/rclone

    "rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google…

    12good first issues+180 help wanted
    • Go
    • Field: DevOps
    • Field: Security
    • Stars:60K
    • MIT
    • CONTRIBUTING
    • replies in ~3d
    Score87 out of 100 contributor score, very welcoming

  • lima-vm/lima

    Linux virtual machines, with a focus on running containers

    6good first issues+11 help wanted
    • Go
    • Field: DevOps
    • Field: OS
    • Stars:22K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~10h
    Score87 out of 100 contributor score, very welcomingFirst-PR friendly

  • e-m-b-a/emba

    EMBA - The firmware security analyzer

    9good first issues+10 help wanted
    • Shell
    • Field: Embedded
    • Field: Security
    • Stars:3.7K
    • GPL-3.0
    • CONTRIBUTING
    • replies in ~5h
    Score87 out of 100 contributor score, very welcomingFirst-PR friendly

  • uyuni-project/uyuni

    Open-source systems management and configuration platform

    39good first issues+3 help wanted
    • Java
    • Field: OS
    • Field: Databases
    • Stars:587
    • GPL-2.0
    • CONTRIBUTING
    • replies in ~2d
    Score87 out of 100 contributor score, very welcomingFirst-PR friendly

  • podman-container-tools/podman

    Podman: A tool for managing OCI containers and pods.

    24good first issues
    • Go
    • Field: DevOps
    • Field: OS
    • Stars:33K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~16h
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • libgdx/libgdx

    Desktop/Android/HTML5/iOS Java game development framework

    9good first issues+3 help wanted
    • Java
    • Field: Game Dev
    • Field: Mobile
    • Stars:25.4K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~9h
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • xournalpp/xournalpp

    Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3…

    13good first issues
    • C++
    • Field: OS
    • Stars:15.5K
    • GPL-2.0
    • CONTRIBUTING
    • replies in ~21h
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • mumble-voip/mumble

    Mumble is an open-source, low-latency, high quality voice chat software.

    42good first issues+40 help wanted
    • C++
    • Field: OS
    • Stars:8.3K
    • replies in ~4h
    Score85 out of 100 contributor score, very welcoming

  • longhorn/longhorn

    Cloud-Native distributed storage built on and for Kubernetes

    42good first issues+20 help wanted
    • Shell
    • Field: DevOps
    • Field: OS
    • Stars:8K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~1m
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • prefix-dev/pixi

    Powerful system-level package manager for Linux, macOS and Windows written in Rust – building on top of the…

    32good first issues+29 help wanted
    • Rust
    • Field: OS
    • Stars:7.8K
    • BSD-3-Clause
    • CONTRIBUTING
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • armbian/build

    The official build framework for the Armbian Linux distribution. This repository contains the complete…

    12good first issues+7 help wanted
    • Shell
    • Field: OS
    • Field: Embedded
    • Stars:5.5K
    • GPL-2.0
    • CONTRIBUTING
    • replies in ~3h
    Score85 out of 100 contributor score, very welcomingFirst-PR friendly

  • contour-terminal/contour

    Modern C++ Terminal Emulator

    29good first issues+12 help wanted
    • C++
    • Field: CLI Tools
    • Field: OS
    • Stars:3K
    • Apache-2.0
    • CONTRIBUTING
    • replies in ~8d
    Score85 out of 100 contributor score, very welcoming

  • google/gvisor

    Application Kernel for Containers

    13good first issues+34 help wanted
    • Go
    • Field: DevOps
    • Field: OS
    • Stars:19.4K
    • Apache-2.0
    • CONTRIBUTING
    Score84 out of 100 contributor score, very welcomingFirst-PR friendly

  • canonical/multipass

    Multipass orchestrates virtual Ubuntu instances

    13good first issues+15 help wanted
    • C++
    • Field: DevOps
    • Field: OS
    • Stars:9.3K
    • GPL-3.0
    • CONTRIBUTING
    • replies in ~4h
    Score84 out of 100 contributor score, very welcomingFirst-PR friendly

  • purpleidea/mgmt

    Next generation distributed, event-driven, parallel config management!

    7good first issues+28 help wanted
    • Go
    • Field: DevOps
    • Field: OS
    • Stars:4.3K
    • GPL-3.0
    • CONTRIBUTING
    • replies in ~8h
    Score84 out of 100 contributor score, very welcomingFirst-PR friendly

  • tizonia/tizonia-openmax-il

    Command-line cloud music player for Linux with support for Spotify, Google Play Music, YouTube, SoundCloud…

    34good first issues+46 help wanted
    • C
    • Field: CLI Tools
    • Field: OS
    • Stars:1.7K
    • LGPL-3.0
    • CONTRIBUTING
    Score83 out of 100 contributor score, very welcomingFirst-PR friendly

Showing 30 of 123 repos

Languages for os & systems

Every Monday

Get a weekly patch

New first-PR repos that joined the directory this week, with open good first issues and maintainers who reply. One email, no tracking, unsubscribe in one click.

Follow new repos by RSS