Repositories list

• eo

  Public
  EOLANG, an Experimental Pure Object-Oriented Programming Language Based on 𝜑-Calculus

  javalanguageprogramming-language+ 5oopobject-orientedeolangobject-oriented-programmingobject-oriented-language

  Java

  •

  MIT License

  •177•1.3k•59•24•Updated Feb 5, 2026Feb 5, 2026

• eo-vscode

  Public
  VSCode Extension for the EO Language with a Language Server

  typescriptvscodeeolang+ 1vscode-plugin

  TypeScript

  •

  MIT License

  •4•9•4•7•Updated Feb 5, 2026Feb 5, 2026

• hone-maven-plugin

  Public
  Maven plugin that applies a number of optimizations to your Bytecode, using EOLANG and 𝜑-calculus, trying to make it work faster

  javamaven-plugineolang+ 2code-optimizationbytecode-manipulation

  Java

  •

  MIT License

  •4•11•10•5•Updated Feb 5, 2026Feb 5, 2026

• eo-lsp-server

  Public
  LSP server for the EOLANG programming language: works with VS Code, Sublime Text, IntelliJ IDEA and other IDEs

  oopeolanglsp+ 1lsp-server

  TypeScript

  •

  MIT License

  •6•6•5•3•Updated Feb 5, 2026Feb 5, 2026

• phino

  Public
  Command-Line Normalizer, Rewriter, and Dataizer of 𝜑-Calculus Expressions

  haskellcode-analysisformalization+ 4command-line-tooleolangnormalizationphi-calculus

  Haskell

  •6•16•6•2•Updated Feb 4, 2026Feb 4, 2026

• home

  Public
  Centralized curated storage of all EO objects together with their unit tests

  libraryrepositoryobjects+ 2eolangobject-oriented-programming

  Rust

  •

  MIT License

  •12•33•6•12•Updated Feb 4, 2026Feb 4, 2026

• sodg.rs

  Public
  Rust implementation of Surging Object DiGraph (SODG): it automatically collects garbage removing unnecessary nodes

  rustooprust-lang+ 3rust-libraryeolangrust-crate

  Rust

  •

  MIT License

  •9•19•9•15•Updated Feb 4, 2026Feb 4, 2026

• sodg-maven-plugin

  Public
  XMIR to SODG generator, as a Maven plugin

  Java

  •

  MIT License

  •2•6•9•5•Updated Feb 3, 2026Feb 3, 2026

• on-the-origin-of-objects

  Public
  On the Origin of Objects by Means of Careful Selection, LaTeX paper

  latexpaperoop+ 3oop-principleseolanglatex-paper

  TeX

  •

  MIT License

  •7•12•2•5•Updated Feb 3, 2026Feb 3, 2026

• xax

  Public
  Java library for testing XSL stylesheets with XML samples and XPath assertions

  javaxmlxslt+ 3xsljcabihamcrest-matchers

  Java

  •

  MIT License

  •1•6•1•10•Updated Feb 3, 2026Feb 3, 2026

• eo2js

  Public
  EOLANG to JavaScript transpiler and runtime

  javascriptoopeolang

  JavaScript

  •

  MIT License

  •10•13•19•2•Updated Feb 3, 2026Feb 3, 2026

• eolang.sty

  Public
  LaTeX package for drawing 𝜑-calculus formulas and SODG graphs

  latexoopeolang+ 3latex-packagelatex-stylesodg

  TeX

  •

  MIT License

  •1•11•3•2•Updated Feb 3, 2026Feb 3, 2026

• proof

  Public
  Proof of 𝜑-calculus confluence

  eolanglean4

  Lean

  •

  MIT License

  •1•7•8•8•Updated Feb 3, 2026Feb 3, 2026

• phie

  Public
  Experimental Emulator of a Machine that Understands 𝜑-calculus

  rustcompilereolang

  Rust

  •7•14•7•10•Updated Feb 3, 2026Feb 3, 2026

• reducing-programs-to-objects

  Public
  LaTeX paper on how to reduce programs to EO objects

  latexpaperoop+ 1eolang

  TeX

  •

  MIT License

  •6•14•2•7•Updated Feb 3, 2026Feb 3, 2026

• eo-graphs

  Public
  A few classic graph algorithms implemented in C++, Java, and EOLANG

  javaalgorithmcpp+ 3graphgraph-algorithmseolang

  Java

  •

  MIT License

  •5•16•3•5•Updated Feb 3, 2026Feb 3, 2026

• news.eolang.org

  Public
  Our Official Blog: we write about the development of EOLANG and 𝜑-calculus

  blogjekylllanguage+ 4programming-languageoopformal-methodseolang

  HTML

  •

  MIT License

  •8•16•13•4•Updated Feb 3, 2026Feb 3, 2026

• eo-http

  Public
  HTTP Request/Response Parsing Objects for EO Programming Language

  httpeolang

  Java

  •

  MIT License

  •3•5•1•10•Updated Feb 3, 2026Feb 3, 2026

• eoc

  Public
  Command-line toolkit for parsing, compiling, transpiling, optimizing, linking, dataizing, and running EOLANG programs

  javascriptjavacommand-line+ 3maventoolkiteolang

  JavaScript

  •

  MIT License

  •39•32•16•18•Updated Feb 3, 2026Feb 3, 2026

• calculus-paper

  Public
  The Original Paper on the EO Programming Language and the Underlying 𝜑-Calculus

  latexoopoop-principles+ 2eolangresearch-paper

  TeX

  •

  MIT License

  •1•7•3•1•Updated Feb 3, 2026Feb 3, 2026

• aoi

  Public
  Abstract Object inference for EO Programs

  eolang

  Java

  •

  MIT License

  •3•10•8•3•Updated Feb 3, 2026Feb 3, 2026

• game-of-life

  Public
  Experimental implementation of Conway's Game of Life in C++ and EO

  cppeolang

  C++

  •

  MIT License

  •2•14•4•5•Updated Feb 3, 2026Feb 3, 2026

• jucs

  Public
  JUnit Classpath Sources: a simple framework for using classpath resources as JUnit sources

  javaunit-testingoop+ 2junit5junit5-extension

  Java

  •

  MIT License

  •1•9•2•5•Updated Feb 3, 2026Feb 3, 2026

• reo

  Public
  Experimental virtual dataflow machine for EO programs, based on SODG

  rustcompilervirtual-machine+ 3oopeolangxmir

  Rust

  •

  MIT License

  •2•12•6•11•Updated Feb 3, 2026Feb 3, 2026

• jeo-maven-plugin

  Public
  This Maven plugin converts Java Bytecode binary files to EOLANG programs that use the "opcode" atom

  javabytecodemaven-plugin+ 4code-generationeolangcode-optimizationbytecode-interpreter

  Java

  •

  MIT License

  •7•18•15•11•Updated Feb 2, 2026Feb 2, 2026

• lints

  Public
  A collection of style checkers for XMIR: they don't predict runtime errors, but prevent compilation mistakes

  javalinterstyle-checker

  Java

  •

  MIT License

  •17•9•79•25•Updated Feb 2, 2026Feb 2, 2026

• eo-json

  Public
  MIT License

  •3•7•3•8•Updated Jan 27, 2026Jan 27, 2026

• opeo-maven-plugin

  Public
  Maven plugin to remove Bytecode opcodes from XMIR as much as possible

  bytecodecompileroptimization+ 4ooptranspilereolangoptimization-algorithms

  Java

  •

  MIT License

  •3•9•53•10•Updated Jan 27, 2026Jan 27, 2026

• eo-intellij-plugin

  Public
  Syntax Highlighting Intellij IDEA Plugin for EO Programming Language

  javaparserintellij+ 3oopintellij-plugineolang

  Java

  •

  MIT License

  •8•18•18•16•Updated Jan 21, 2026Jan 21, 2026

• eo-vim

  Public
  Syntax Highlighting Vim Plugin for EO Programming Language

  vimvim-plugineolang+ 1vimscript

  Vim Script

  •

  MIT License

  •2•9•2•2•Updated Nov 20, 2025Nov 20, 2025