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Top 21 C++ Asio Projects
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audio-share
Audio Share can share Windows/Linux computer's audio to Android phone over network, so your phone becomes the speaker of computer. (You needn't buy a new speaker😄.)
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FlexASIO
A flexible universal ASIO driver that uses the PortAudio sound I/O library. Supports WASAPI (shared and exclusive), KS, DirectSound and MME.
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RESTinio
Cross-platform, efficient, customizable, and robust asynchronous HTTP(S)/WebSocket server C++ library with the right balance between performance and ease of use
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PhoneVR
Use Steam VR-enabled applications with your phone as HMD (Head-mounted display). The only Open-Source solution to similar commercial packages like VRidge, iVRy, Trinus etc etc.
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Project mention: Asio-gRPC: Asynchronous gRPC with Asio/unified executors | news.ycombinator.com | 2025-08-30
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ozo
OZO is a C++17 Boost.Asio based header-only library for asyncronous communication with PostgreSQL DBMS.
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KoordASIO
A user-friendly universal ASIO driver for use with any Windows installation. Supports WASAPI (shared and exclusive) and includes config GUI.
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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).
C++ Asio discussion
C++ Asio related posts
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Asio-gRPC: Asynchronous gRPC with Asio/unified executors
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Audio Share: Revolutionizing Local Audio Sharing
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Audio Share: Share Windows/Linux Computer's Audio to Android Phone
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The costs of asynchronous abstractions (C++)
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ASIO4ALL outputs not working within audio prefrences
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What is the industry standard today in C++ to deploy REST microservices in Kubernetes?
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First recording setup using PC headphones.
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A note from our sponsor - SaaSHub
www.saashub.com | 10 Jun 2026
Index
What are some of the best open-source Asio projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Boost.Beast | 4,798 |
| 2 | audio-share | 1,981 |
| 3 | FlexASIO | 1,863 |
| 4 | RESTinio | 1,299 |
| 5 | PhoneVR | 820 |
| 6 | restc-cpp | 645 |
| 7 | asio-grpc | 466 |
| 8 | rotor | 384 |
| 9 | mysql | 296 |
| 10 | redis | 279 |
| 11 | webcc | 277 |
| 12 | ozo | 235 |
| 13 | mqtt5 | 203 |
| 14 | packio | 165 |
| 15 | audify | 152 |
| 16 | KoordASIO | 151 |
| 17 | bredis | 148 |
| 18 | asiochan | 44 |
| 19 | asyncgi | 40 |
| 20 | eo | 10 |
| 21 | BrilliantNetwork | 3 |
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