Best REPL for a language

• CSharpRepl

  14 2,505 8.3 C#

  A command line C# REPL with syntax highlighting – explore the language, libraries and nuget packages interactively.

• utop

  6 827 6.1 OCaml

  Universal toplevel for OCaml

  

• 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.

  

• ptpython

  17 5,047 6.7 Python

  A better Python REPL

  

https://github.com/prompt-toolkit/ptpython is also a good one

• LIPS

  39 387 9.9 JavaScript

  Scheme based powerful lisp interpreter in JavaScript

  

You can see a gif of my REPL in project README.

• Charm-MacOS

  8 0 0.0 xBase

  MacOS executable for Charm

So, here's the source code, and here's the Mac executable plus resource files. Both come with lots of example code and a manual in .pdf form with extensive notes for langdevs. The description of the bells and whistles of the REPL are near the end of the manual, in the section titled "The hub".

• Pipefish

  36 138 9.2 Go

  Source code for the Pipefish programming language

So, here's the source code, and here's the Mac executable plus resource files. Both come with lots of example code and a manual in .pdf form with extensive notes for langdevs. The description of the bells and whistles of the REPL are near the end of the manual, in the section titled "The hub".

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