Top 3 multilanguage-support Open-Source Projects

server-status

1 387 2.3 PHP

Simple, modern looking server status page with administration and some nice features, that can run even on shared webhosting (by server-status-project)
DGS

7 50 2.0 Rust

Go Server with spherical fields and VR support
InfluxDB

www.influxdata.com featured

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
enlite-starter

2 36 3.7 JavaScript

Enlite Starter - React Dashboard Starter Template with Firebase Auth

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).