Rholang - Contract language

Rholang is an open source contract language created in 2016.

#407on PLDB

8Years Old

Download source code:

git clone https://github.com/rchain/rchain

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Rholang is an open and scalable blockchain language designed for speed, reliability and formal process orchestration build on latest research in the reflective high order process calculus.

Tags: contractLanguage
Rholang is developed on GitHub and has 691 stars
Early development of Rholang happened in https://rchain-community.github.io/
Rholang is written in Scala, C++, Markdown, C, Python, Make, Bourne shell, XML, Protocol Buffers, YAML, Bash, JSON, CMake, Nix, Perl, Ini, Dockerfile, TypeScript, TOML, sed
There are 1,000 members in the Rholang subreddit
Indeed.com has 13 matches for "couchdb developer".

Example from the web:

new helloworld, stdout(`rho:io:stdout`) in {
   contract helloworld( world ) = {
       for( @msg <- world ) {
           stdout!(msg)
       }
   } |
   new world, world2 in {
        helloworld!(*world) |
        world!("Hello World") |
         helloworld!(*world2) |
         world2!("Hello World again")
   }
}