Top 5 concatenative-programming-language Open-Source Projects

mlatu

4 157 2.9 Rust

A declarative concatenative programming language
r3d4

7 56 2.1 Forth

r3 programing language for 64 bits Windows/Linux/Mac/Rasberry Pi 4
InfluxDB

www.influxdata.com sponsored

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.
okami

1 31 5.7 Forth

okami is an application development platform
wok

1 24 0.0 Ruby

Compiler that has been integrated into Okami now
rail

1 6 5.7 Rust

Rail programming language (by booniepepper)

Project mention: Do I need to to know assembly to make a non trivial PL? | /r/ProgrammingLanguages | 2023-07-13

As a side note, I've been playing around with the idea of implementing a stack-machine VM at https://github.com/booniepepper/rail, but it's much closer to a "daydream" too, and not nearly ready to host non-trivial languages for a number of reasons.

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

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). The latest post mention was on 2023-07-13.