Deprecated Feature List

1.11.0

Legacy special outbounds

Legacy special outbounds (block / dns) are deprecated and can be replaced by rule actions, check Migration.

Old fields will be removed in sing-box 1.13.0.

Legacy inbound fields

Legacy inbound fields （inbound.<sniff/domain_strategy/...> are deprecated and can be replaced by rule actions, check Migration.

Old fields will be removed in sing-box 1.13.0.

Destination override fields in direct outbound

Destination override fields (override_address / override_port) in direct outbound are deprecated and can be replaced by rule actions, check Migration.

1.10.0

TUN address fields are merged

inet4_address and inet6_address are merged into address, inet4_route_address and inet6_route_address are merged into route_address, inet4_route_exclude_address and inet6_route_exclude_address are merged into route_exclude_address.

Old fields will be removed in sing-box 1.12.0.

Match source rule items are renamed

rule_set_ipcidr_match_source route and DNS rule items are renamed to rule_set_ip_cidr_match_source and will be remove in sing-box 1.11.0.

Drop support for go1.18 and go1.19

Due to maintenance difficulties, sing-box 1.10.0 requires at least Go 1.20 to compile.

1.8.0

cache_file and related features in Clash API is migrated to independent cache_file options, check Migration.

GeoIP

GeoIP is deprecated and will be removed in sing-box 1.12.0.

The maxmind GeoIP National Database, as an IP classification database, is not entirely suitable for traffic bypassing, and all existing implementations suffer from high memory usage and difficult management.

sing-box 1.8.0 introduces rule-set, which can completely replace GeoIP, check Migration.

Geosite

Geosite is deprecated and will be removed in sing-box 1.12.0.

Geosite, the domain-list-community project maintained by V2Ray as an early traffic bypassing solution, suffers from a number of problems, including lack of maintenance, inaccurate rules, and difficult management.

sing-box 1.8.0 introduces rule-set, which can completely replace Geosite, check Migration.

1.6.0

The following features will be marked deprecated in 1.5.0 and removed entirely in 1.6.0.

ShadowsocksR

ShadowsocksR support has never been enabled by default, since the most commonly used proxy sales panel in the illegal industry stopped using this protocol, it does not make sense to continue to maintain it.

Proxy Protocol

Proxy Protocol is added by Pull Request, has problems, is only used by the backend of HTTP multiplexers such as nginx, is intrusive, and is meaningless for proxy purposes.