Racket (& Rhombus)

# RacketCon 2026: call for presentations Calling racketeers new or experienced, we want to hear from you. Are you unsure or just new to presenting? let us know - con-organizers@racket-lang.org - and we will do our best to help you. racket.discourse.group/t/racketcon-20…

UK Racket meet-up (London) Tuesday 21 July 2026 7:30pm at The City Pride 🍕 28 Farringdon Ln, London EC1R 3AU Join us for discussion and pizza. All welcome.😁 details: racket.discourse.group/t/uk-racket-me… register: luma.com/u61y94uw

Bay Area Racket Meetup, Saturday August 1st​ At Noisebridge, SF. Details/questions: racket.discourse.group/t/bay-area-rac… Register: luma.com/wbfxbzvx

ellipses to create and use repetitions #rhombus

Racket meet-up: Saturday, 1 August 2026 at 18:00 UTC EVERYONE WELCOME 😁 register luma.com/x27tsmm5 Details and discussion racket.discourse.group/t/racket-meet-… #lisp #scheme

Summer Rhombus picture competition 2026 "A pictorial representation of the 118 chemical elements via the visual hash of their names using the Rhombus programming language." github.com/aanastasiou/pt… rhombus-lang.org racket.discourse.group/t/summer-rhomb…

// `for` as a general-purpose iteration and // comprehension form #rhombus

Rhombus Programming Language // `:` for nesting, `|` for alternatives, // `::` for type-like checked annotations rhombus-lang.org

pattern matching on objects, lists, and maps #rhombus

define vs attach: “Racket’s macro system gives macros two ways of associating static (or compile-time) information with a particular name.” Learn more at rmculpepper.github.io/blog/2013/06/d…

## We are looking for RacketCon speakers If you are interested in presenting, nominating or have any questions please email us at con-organizers@racket-lang.org. — Stephen

A great meet-up 😁 Thank you to everyone who attended🙏

Bristol Racket meet-up Wednesday, July 8 luma.com/r7o3qd64

Racket meet-up: Saturday, 4 July 2026 at 18:00 UTC EVERYONE WELCOME 😁 Announcement, Jitsi Meet link & discussion at racket.discourse.group/t/racket-meet-… luma.com/omsfos9h #lisp #scheme

Get ready for the Bay Area Racket Meetup, Sat July 4, 3pm at Noisebridge SF Register luma.com/fbd1v9ix

The release process for v9.3 will begin in about a week. If you have any new features that you want in and are relatively close to being done, now is a good time to do that. Upcoming dates: racket.discourse.group/t/racket-v9-3-…

Flexible metaprogramming with Rhombus An article in Linux Weekly News (free link): lwn.net/SubscriberLink…

Summer Rhombus picture competition 2026 racket.discourse.group/t/summer-rhomb…

Getting Started with Rhombus docs.racket-lang.org/rhombus-gettin… Everything you need to get started with the programming language that is easy to learn and use - and is uniquely customizable.

Why a new language? rhombus-lang.org/goal.html

RacketCon 2026: call for presentations Calling racketeers new or experienced, we want to hear from you. Have you done something Racket related?