Revised Report on the Algorithmic Language ALGOL 68

Possibly the first mainstream language to feature concurrency?

to concurrency design language research retrocomputing ... on 21 September 2006

Squirrel

Scripting language with (basic) concurrency features.

to concurrency design language research scripting ... on 21 September 2006

The Universe of Discourse : Design patterns of 1972

MJD writing about how design patterns can inform language features -- a nice summary of the point.

to design language patterns research ... on 11 September 2006

A+: a programming language for actual programmers

The deeply scary A+ language (from MSDW's internal software department). It's essentially a modern APL, complete with custom character set. I'm sure it's very expressive if you're familiar with it, but it has the most alien-looking syntax I've seen...

to apl design language programming vector ... on 13 August 2006

io - about

Prototype-based language with concurrency features.

to concurrency design language prototypes research ... on 13 August 2006

Martin Richards

Some retrocomputing stuff, but most interestingly MCPL, a BCPL-inspired untyped low-level language which has pattern matching. It's really cool in an odd sort of way.

to design language programming retrocomputing ... on 13 August 2006

STOICAL - STack Oriented Interactive Compiler Adapted to Linux

A STOIC-inspired language. Has some concurrency features.

to design language programming ... on 13 August 2006

Ludopath - Original Game Design from Barcelona

Some game designs, including a card deck for Eleusis.

to design games ... on 13 August 2006

Home page of The Chess Variant Pages

Many ways to play chess -- or games to play with chess pieces.

to chess design games ... on 13 August 2006