Agora
OO prototype-based, reflective language, based on only message passing, a key trait of OO languages; it allows late-binding polymorphism, the key trait making possible incremental modifying of programs. Descriptions, papers, implementations: Smalltalk, C++, Java, Scheme; MiniMix.
url: prog.vub.ac.be/research/agora/
Brain
High-level, pure object-oriented, prototype based, scripting language; Smalltalk-like syntax; some features borrowed from Scheme, Self, JavaScript. [Open Source, LGPL]
url: brain.sourceforge.net/
Cel
Project page: brief description, downloads, links, contact. [freshmeat.net]
url: freshmeat.net/projects/cel/?topic_id=49
Cel
Prototype-based language: high-level, small, simple, very OO. Syntax like Self, so like Smalltalk. Influences: mainly Self, and Smalltalk, Forth, NewtonScript, Objective-C, Python. Home site: descriptions, documents, FAQs, downloads. [Open Source, BSD]
url: www.redwoodsoft.com/cel/
Mica
Was Poe: prototype inheritance language and OO virtual machine for building network-accessible programs for multiple programmers, users, agents. Persistence and garbage collection are automatic and transparent. [Open Source, GPL]
url: darksleep.com/mica/
MLud
A runtime-extensible language built on top of SML/NJ designed for building collaborative environments. Supports dynamic delegation with multiple dispatch, several useful datatypes, inline ML, and checkpoint persistence.
url: moonflare.com/code/mlud/
NewtonScript Papers
Papers about and related to NewtonScript, the prototype-based language for Newton PDA.
url: wsmith.best.vwh.net/works.html
Object-based PLs
By Rainer Blome. Alphabetized list with descriptions of, and links to, many prototype-based languages.
url: www-alt.pasteur.fr/~letondal/object-based.html
OScheme
Small, embeddable interpreter, mostly Scheme R4RS conformant, with extensions: supports prototype-based object model, some POSIX system calls, compilable in secure mode.
url: koala.ilog.fr/abaird/oscheme/oscheme.html
Prototype-based Languages
Text table compares about 20 languages, with links: Agora, Amulet, Cecil/Vortex, Cel, Garnet, GlyphicScript, Io, JavaScript, Kevo, Lua, Merlin, Moostrap, NewtonScript, Obliq, Omega, OScheme, Poe, Self, SK8.
url: www.dekorte.com/Proto/Chart.html