See CONTRIBUTING.md for general contribution guidelines.
See GOVERNANCE.md for governance guidelines and maintainer responsibilities.
See CODEOWNERS for a detailed list of owners for the various source directories.

This page lists all active maintainers and their areas of expertise. This can be used for routing PRs, questions, etc. to the right place.

Senior maintainers

Matt Klein (mattklein123) ([email protected])
- Catch-all, "all the things", and generally trying to make himself obsolete as fast as possible.
Stephan Zuercher (zuercher) ([email protected])
- Load balancing, upstream clusters and cluster manager, logging, complex HTTP routing (metadata, etc.), and macOS build.
Greg Greenway (ggreenway) ([email protected])
- TLS, TCP proxy, listeners, and HTTP proxy/connection pooling.
Yan Avlasov (yanavlasov) ([email protected])
- Data plane, codecs, security, configuration.
Ryan Northey (phlax) ([email protected])
- Docs, tooling, CI, containers and sandbox examples
Ryan Hamilton (RyanTheOptimist) ([email protected])
- HTTP/3, upstream connection management, Envoy Mobile.
Baiping Wang (wbpcode) ([email protected])
- Upstream, LB, tracing, logging, performance, and generic/dubbo proxy.
Boteng Yao (botengyao) ([email protected])
- Overload manager, security, logging, wasm, data plane.

Maintainers

Adi Peleg (adisuissa) ([email protected])
- xDS APIs, configuration, control plane, fuzzing.
Kevin Baichoo (KBaichoo) ([email protected])
- Data plane, overload management, flow control.
Keith Smiley (keith) ([email protected])
- Bazel, CI, compilers, linkers, general build issues, etc.
Kuat Yessenov (kyessenov) ([email protected])
- Listeners, RBAC, CEL, matching, Istio.
Raven Black (ravenblackx) ([email protected])
- Caches, file filters, and file I/O.
Kateryna Nezdolii (nezdolik) ([email protected])
- Load balancing, data plane, overload manager.
Tianyu Xia (tyxia) ([email protected])
- ext_proc, data plane, flow control, CEL.
Tony Allen (tonya11en) ([email protected])
- Load balancing, data plane.
Takeshi Yoneda (mathetake) ([email protected])
- Dynamic modules, API gateway, WASM, Istio.
Rohit Agrawal (agrawroh) ([email protected])
- Dynamic Modules, Reverse Tunnels, Lua, ExtAuthZ, Matchers, CI, Dependencies, Docs.
Paul Ogilby (paul-r-gall) ([email protected])
- Request mirroring, data plane
Mike Krinkin (krinkinmu) ([email protected])
- Build, tooling.
Jonh Wendell (jwendell) ([email protected])
- CI, Build.
Yanjun Xiang (yanjunxiang-google) ([email protected])
- ext_proc, dataplane, security.

Envoy mobile maintainers

The following Envoy maintainers have final say over any changes only affecting /mobile

Ali Beyad (abeyad) ([email protected])
- xDS, C++ integration tests.
Dan Zhang (danzh2010) ([email protected])
- Envoy Mobile, QUIC, HTTP/3.
Paul Ogilby (paul-r-gall) ([email protected])
- Language APIs, xDS.

Senior extension maintainers

The following extension maintainers have final say over the extensions mentioned below. Once they approve an extension PR, it will be merged by the maintainer on-call (or any other maintainer) without further review.

Michael Warres ([mpwarres] (https://github.com/mpwarres)) ([email protected])
- Wasm
doujiang24 ([doujiang24] https://github.com/doujiang24) ([email protected])
- Golang
Lizan Zhou (lizan) ([email protected])
- Wasm, JWT, gRPC-JSON transcoder
Kuo-Chung Hsu (juniorhsu) ([email protected])
- Thrift

Envoy security team

All senior maintainers
Tony Allen (tonya11en) ([email protected])
Tim Walsh (twghu) ([email protected])
Kateryna Nezdolii (nezdolik) ([email protected])
Boteng Yao (botengyao) ([email protected])
Kevin Baichoo (KBaichoo) ([email protected])
Tianyu Xia (tyxia) ([email protected])
Thomas Gschwendtner (tgschwen) ([email protected])
Yanjun Xiang (yanjunxiang-google) ([email protected])
Raven Black (ravenblackx) ([email protected])
Kuo-Chung Hsu (juniorhsu) ([email protected])
Rohit Agrawal (agrawroh) ([email protected])
Antonio Leonti (antoniovleonti) ([email protected])
Takeshi Yoneda (mathetake) ([email protected])
Reuben Tanner (reubent-goog) ([email protected])
Paul Ogilby (paul-r-gall) ([email protected])
Peng Gao (penguingao) ([email protected])

Emeritus maintainers

Constance Caramanolis (ccaraman) ([email protected])
Roman Dzhabarov (RomanDzhabarov) ([email protected])
Bill Gallagher (wgallagher) ([email protected])
Dan Noé (dnoe) ([email protected])
Sotiris Nanopoulos (davinci26) ([email protected])
Asra Ali (asraa) ([email protected])
Jose Nino (junr03) ([email protected])
Dhi Aurrahman (dio) ([email protected])
Dmitry Rozhkov (rojkov) ([email protected])
Michael Rebello (rebello95) ([email protected])
Alan Chiu (buildbreaker) ([email protected])
Charles Le Borgne (carloseltuerto) ([email protected])
William A Rowe Jr (wrowe) ([email protected])
Antonio Vicente (antoniovicente) ([email protected])
JP Simard (jpsim) ([email protected])
Rafal Augustyniak (Augustyniak) ([email protected])
Snow Pettersen (snowp) ([email protected])
Lizan Zhou (lizan) ([email protected])
Harvey Tuch (htuch) ([email protected])
Alex Xu (soulxu) ([email protected])
Alyssa Wilk (alyssawilk) ([email protected])
Joshua Marantz (jmarantz) ([email protected])

Friends of Envoy

This section lists a few people that are not maintainers but typically help out with subject matter expert reviews. Feel free to loop them in as needed.

Yuchen Dai (lambdai) ([email protected])
- v2 xDS, listeners, filter chain discovery service.
Michael Payne (moderation) ([email protected])
- External dependencies, Envoy's supply chain and documentation.
Cerek Hillen (crockeo) ([email protected])
- Python and C++ platform bindings.

Emeritus code owners

This section lists emeritus code owners who have contributed or maintained some extensions and now have left Envoy community or become inactive because of various reasons. When we add this section, some of code owners have left for a while. So, feel free to ping the maintainers if you find any emeritus code owners missing and would like to be added to this list.

Derek Argueta (derekargueta)
marc-barry (marc-barry)