Top 5 C++ Cncf Projects

envoy

67 23,886 10.0 C++

Cloud-native high-performance edge/middle/service proxy

Project mention: Multipath TCP for Linux | news.ycombinator.com | 2024-04-19

Apple also contributed[1] MPTCP support to Envoy Proxy.
[1]https://github.com/envoyproxy/envoy/pull/18780

SSVM

50 7,932 9.8 C++

WasmEdge is a lightweight, high-performance, and extensible WebAssembly runtime for cloud native, edge, and decentralized applications. It powers serverless apps, embedded functions, microservices, smart contracts, and IoT devices.

Project mention: A WASM runtime for running LLMs locally | news.ycombinator.com | 2023-12-29

InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
falco

42 6,895 9.8 C++

Cloud Native Runtime Security

Project mention: Cisco Acquires Splunk | news.ycombinator.com | 2023-09-21

https://github.com/falcosecurity/falco
Like snort, but looks at system calls.

pixie

19 5,273 9.4 C++

Instant Kubernetes-Native Application Observability

Project mention: Grafana Beyla: OSS eBPF auto-instrumentation for application observability | news.ycombinator.com | 2023-09-13

v6d

5 802 9.5 C++

vineyard (v6d): an in-memory immutable data manager. (Project under CNCF, TAG-Storage)
WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

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).