OCTO Server
Copyright 2026 MININGLAMP Technology and the OCTO contributors

This product includes software developed by the following projects:

* TangSengDaoDaoServer
  https://github.com/TangSengDaoDao/TangSengDaoDaoServer
  Copyright TangSengDaoDao contributors
  Licensed under the Apache License, Version 2.0
  OCTO Server is a derivative work with significant modifications.

* WuKongIM
  https://github.com/WuKongIM/WuKongIM
  Copyright WuKongIM contributors
  Licensed under the Apache License, Version 2.0
  Used as the underlying real-time messaging core.

See LICENSE for full license text.

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Third-party Go module dependencies requiring attribution
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The following direct dependencies are licensed under Apache 2.0:
  - firebase.google.com/go (Google)
  - github.com/prometheus/client_golang
  - github.com/coreos/go-oidc
  - github.com/minio/minio-go
  - google.golang.org/grpc, protobuf, api
  - go.opencensus.io

The following direct dependencies are licensed under MPL-2.0:
  - github.com/hashicorp/errwrap
  - github.com/hashicorp/go-multierror
  - github.com/hashicorp/hcl

Other direct dependencies use permissive licenses (MIT / BSD-2 / BSD-3 / ISC):
  - github.com/gin-gonic/gin, spf13/viper, spf13/cast
  - github.com/go-redis/redis, go-sql-driver/mysql, gocraft/dbr
  - github.com/rubenv/sql-migrate, mattn/go-sqlite3
  - github.com/sideshow/apns2, sendgrid/rest
  - github.com/tencentyun/qcloud-cos-sts-sdk, aliyun/aliyun-oss-go-sdk
  - github.com/qiniu/go-sdk, alibabacloud-go/*
  - github.com/olivere/elastic, disintegration/imaging
  - github.com/sourcegraph/syntaxhighlight, gomarkdown/markdown
  - github.com/btcsuite/btcd/btcec (ISC) — secp256k1 signature verification
  - github.com/ethereum/go-ethereum was previously used but has been
    removed (originally LGPL-3.0) in favor of btcec/v2.
  - go.uber.org/zap, opentracing-go
  - golang.org/x/crypto, golang.org/x/oauth2, golang.org/x/sync, etc.

For the exhaustive module-by-module license inventory, run
`go-licenses csv ./...` or inspect each upstream's LICENSE file
via `go.sum`.

Frontend clients (octo-web) bundle
additional UI and platform SDKs; see each client repository's NOTICE.
