| Name | License | Use |
|---|---|---|
| Apache Arrow | Apache | Data exchange layer |
| Apache Calcite | Apache | SQL parser |
| Apache Thrift | Apache | RPC |
| Bcrypt | CC0 | Password hashing |
| Boost | Boost | Multiple |
| cpr | MIT | License verification |
| crypto++ | Boost | Signature verification |
| CUDA | NVIDIA EULA | GPU access |
| double-conversion | BSD-like | Folly |
| EGL, KHR | MIT | Rendering Support |
| fmt | MIT | Folly |
| Folly | Apache | Multiple |
| gflags | BSD-like | Folly |
| glog | BSD-like | C++ logging |
| cpp-jwt | MIT | Elliptical Curve Digital Signature |
| libcurl | MIT | AWS metadata download |
| libldap | varies, OpenLDAP | LDAP support; provided by OS (dynamic linked) |
| libnuma | LGPL | Optane support, dynamic linked |
| libpng | libpng | Render encoding / transport |
| linenoise | BSD | CLI |
| LLVM | LLVM | JIT |
| memkind | BSD | Optane support |
| muparserx | BSD | Expression string parsing |
| ncurses | X11 | CLI/password entry |
| PicoSHA2 | MIT | SHA256 Library |
| rapidjson | MIT | JSON parsing |
| robin_hood | MIT | Unordered Map and Set |
| SQLite | Public Domain | Catalog management |
| TBB | Apache-2.0 | Threadpool support |
| TimeGM | BSD | Date/time support |
| Uber H3 | Apache-2.0 | H3 index encoding/decoding |
| Xorg | MIT | OpenGL rendering |
| zlib | zlib | PNG support |
| --- | --- | --- |
| glslang | BSD BSD-like MIT | Rendering support |
| spirv-tools | Apache-2.0 | Rendering support |
| spirv-cross | Apache-2.0 | Rendering support |
| Vulkan Loader | Apache-2.0 | Rendering support |
| Vulkan Memory Allocator | MIT | Rendering support |
| GLM | MIT | Rendering support |
| GLFW | zlib | Rendering tools |
| ImGui | MIT | Rendering tools |
| ImPlot | MIT | Rendering tools |
| --- | --- | --- |
| gdal | MIT | GDAL, Geospatial import |
| hdf5 | BSD | GDAL, netcdf import |
| libexpat | MIT | GDAL, KML import |
| libkml | BSD | GDAL, KML import |
| minizip | zlib | GDAL, zip support |
| netcdf-c | BSD | GDAL, netcdf import |
| oneDAL | Apache-2.0 | ML support |
| pcre | BSD | GDAL, KML import |
| proj4 | MIT | GDAL, Geospatial reprojection |
| shapelib | MIT | GDAL, Shapefile import |
| uriparser | BSD | GDAL, KML import |
| pdal | BSD | Point cloud import |
| --- | --- | --- |
| generate_cert (Go) | BSD | HTTPS certificate generator |
| gorilla/context | BSD | HTTP session handlers |
| gorilla/handlers | BSD | HTTP service handlers |
| gorilla/securecookie | BSD | HTTP session handlers |
| gorilla/sessions | BSD | HTTP session handlers |
| pelletier/go-toml | MIT | Config file parser |
| Jeffail/gabs | MIT | JSON Parsing |
| rs/cors | MIT | CORS handler |
| Sirupsen/logrus | MIT | Go logging |
| spf13/afero | BSD | CLI flags handler |
| spf13/pflag | BSD | CLI flags handler |
| spf13/viper | MIT | Config file management |
| andrewseidl/viper | MIT | Config file management |
| tylerb/graceful | MIT | Graceful server shutdown and restart |
| dgrijalva/jwt-go | MIT | Licensing |
| --- | --- | --- |
| Apache commons-cli | Apache | CLI flags handler |
| Apache commons-math3 | Apache | Math functions |
| Apache commons-text | Apache | String parsing functions |
| slf4j-log4j12 | MIT | Java logging |
| Google Gson | Apache | Java JSON parsing |
| Xerial sqlite-jdbc | Apache | Catalog connector/reader |
| --- | --- | --- |
| bitshuffle | MIT | Compression support |
| blosc | BSD | Compression support |
| fastlz | MIT | Compression support |
| lz4 | BSD 2-Clause | Compression support |
| snappy | BSD | Compression support |
| stdint | BSD | Compression support |
| zlib | zlib | Compression support |
| zstd | BSD | Compression support |
| libarchive | BSD | Compression support |
| liblzma | Public Domain | Compression support |
| libbz2 | BSD | Compression support |
| --- | --- | --- |
| librdkafka | BSD | HA, Kafka support |
| pycrc | MIT | HA, Kafka support |
| queue.h | BSD | HA, Kafka support |
| regexp | Public domain | HA, Kafka support |
| tinycthread | zlib | HA, Kafka support |
| wingetopt | BSD | HA, Kafka support |
| --- | --- | --- |
| opensaml | Apache | SAML support |
| xerces-c | Apache | SAML support |
| xml-security-c | Apache | SAML support |
| xmltooling | Apache | SAML support |
| --- | --- | --- |
| beorn7/perks | MIT | Distributed consensus |
| coreos/go-semver | Apache-2.0 | Distributed consensus |
| coreos/go-systemd | Apache-2.0 | Distributed consensus |
| coreos/pkg | Apache-2.0 | Distributed consensus |
| dustin/go-humanize | MIT | Distributed consensus |
| ghodss/yaml | MIT | Distributed consensus |
| gogo/protobuf | BSD-3-Clause | Distributed consensus |
| golang/protobuf | BSD-3-Clause | Distributed consensus |
| google/btree | Apache-2.0 | Distributed consensus |
| google/uuid | BSD-3-Clause | Distributed consensus |
| gorilla/websocket | BSD-2-Clause | Distributed consensus |
| grpc-ecosystem/go-grpc-middleware | Apache-2.0 | Distributed consensus |
| grpc-ecosystem/go-grpc-prometheus | Apache-2.0 | Distributed consensus |
| grpc-ecosystem/grpc-gateway | BSD-3-Clause | Distributed consensus |
| Jeffail/gabs | MIT | Distributed consensus |
| jonboulle/clockwork | Apache-2.0 | Distributed consensus |
| kr/pretty | MIT | Distributed consensus |
| kr/text | MIT | Distributed consensus |
| magiconair/properties | BSD-2-Clause | Distributed consensus |
| matttproud/golang_protobuf_extensions | Apache-2.0 | Distributed consensus |
| mitchellh/mapstructure | MIT | Distributed consensus |
| pelletier/go-toml | MIT | Distributed consensus |
| prometheus/client_golang | Apache-2.0 | Distributed consensus |
| prometheus/client_model | Apache-2.0 | Distributed consensus |
| prometheus/common | Apache-2.0 | Distributed consensus |
| prometheus/procfs | Apache-2.0 | Distributed consensus |
| rcrowley/go-metrics | BSD-2-Clause | Distributed consensus |
| rs/xhandler | MIT | Distributed consensus |
| soheilhy/cmux | Apache-2.0 | Distributed consensus |
| spf13/jwalterweatherman | MIT | Distributed consensus |
| tmc/grpc-websocket-proxy | MIT | Distributed consensus |
| ugorji/go | MIT | Distributed consensus |
| xeipuuv/gojsonpointer | Apache-2.0 | Distributed consensus |
| xeipuuv/gojsonreference | Apache-2.0 | Distributed consensus |
| xeipuuv/gojsonschema | Apache-2.0 | Distributed consensus |
| xiang90/probing | MIT | Distributed consensus |
| etcd-io/bbolt | MIT | Distributed consensus |
| etcd-io/etcd | Apache-2.0 | Distributed consensus |
| google/go-genproto | Apache-2.0 | Distributed consensus |
| golang/crypto | BSD-3-Clause | Distributed consensus |
| golang/net | BSD-3-Clause | Distributed consensus |
| golang/sys | BSD-3-Clause | Distributed consensus |
| golang/text | BSD-3-Clause | Distributed consensus |
| golang/time | BSD-3-Clause | Distributed consensus |
| grpc/grpc-go | Apache-2.0 | Distributed consensus |
| fsnotify/fsnotify | BSD-3-Clause | Distributed consensus |
| go-yaml/yaml | Apache-2.0 | Distributed consensus |
| go-yaml/yaml | MIT | Distributed consensus |
| uber-go/atomic | MIT | Distributed consensus |
| uber-go/multierr | MIT | Distributed consensus |
| uber-go/zap | MIT | Distributed consensus |
| --- | --- | --- |
| geos | LGPLv2.1 | Geo support, dynamic linked |
| --- | --- | --- |
| Canonical Raft | LGPLv3 | Distributed consensus |
| libuv | MIT | Distributed consensus |
| --- | --- | --- |
| STB | MIT | Image file utils |
| --- | --- | --- |
| poly2tri | BSD | GDAL, Polygon triangulation |
| kdtree-cpp | BSD-3-Clause | Cross-Section 2D |