MSSQL Server:
https://www.microsoft.com/zh-cn/sql-server/
MySQL 家族：
MySQL Community Server:
https://dev.mysql.com/downloads/mysql/
MariaDB Server:
https://mariadb.org/download/
Percona Server for MySQL:
https://www.percona.com/software/mysql-database/percona-server
PostgreSQL 家族:
PostgreSQL：
https://www.postgresql.org/download/
NoSQL：
Redis:
https://redis.io/download
MongoDB:
https://www.mongodb.com/try/download/community
Apache Cassandra:
https://cassandra.apache.org/_/download.html
HBase:
https://hbase.apache.org/
TSDB：
InfluxDB:
https://www.influxdata.com/products/influxdb/
OpenTSDB:
http://opentsdb.net/
TimescaleDB(依赖于PostgreSQL):
https://www.timescale.com/products
云数据库：
阿里云(RDB/AnalyticDB/PolarDB):
https://www.alibabacloud.com/zh/product/databases
腾讯云(TDSQL):
https://cloud.tencent.com/product/tencentdb-catalog
华为云(GaussDB):
https://www.huaweicloud.com/product/dbs.html
监控：
Zabbix:
https://www.zabbix.com/
Prometheus:
https://prometheus.io/
[THE END]