# \#racketcon **URL:** https://racket.discourse.group/tag/racketcon/3.md [Latest](https://racket.discourse.group/latest.md) · [Categories](https://racket.discourse.group/categories.md) · [Tags](https://racket.discourse.group/tags.md) --- ## [(sixteenth RacketCon) is almost here!](https://racket.discourse.group/t/sixteenth-racketcon-is-almost-here/4399)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 2\ **Last updated:** [September 24, 2026, 8:52pm UTC](https://racket.discourse.group/t/sixteenth-racketcon-is-almost-here/4399 "2026-09-24T20:52:54Z")
(sixteenth RacketCon) is almost here! We have an amazing program and a rockstar keynote speaker. See the program https://con.racket-lang.org and get your ticket at https://www.eventbrite.com/e/racketcon-2026-tickets-1… --- ## [(sixteenth RacketCon) tickets on sale now](https://racket.discourse.group/t/sixteenth-racketcon-tickets-on-sale-now/4392)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [September 18, 2026, 10:33pm UTC](https://racket.discourse.group/t/sixteenth-racketcon-tickets-on-sale-now/4392 "2026-09-18T22:33:17Z")
(sixteenth RacketCon) tickets on sale now October 3-4, Oakland, Ca https://con.racket-lang.org/ Get your tickets now at https://www.eventbrite.com/e/racketcon-2026-tickets-1997181002140 Professional $120 Patron $150 … --- ## [16th RacketCon Early registration closes 13th September](https://racket.discourse.group/t/16th-racketcon-early-registration-closes-13th-september/4376)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 2\ **Last updated:** [September 13, 2026, 4:22pm UTC](https://racket.discourse.group/t/16th-racketcon-early-registration-closes-13th-september/4376 "2026-09-13T16:22:06Z")
Only a few day left for early tickets to the (sixteenth RacketCon) Professional $100.00 Student $25.00 (ends 13th September) Get your tickets now at https://www.eventbrite.com/e/racketcon-2026-tickets-1997181002140 --- ## [Registration is open for RacketCon 2026](https://racket.discourse.group/t/registration-is-open-for-racketcon-2026/4362)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [August 29, 2026, 6:00pm UTC](https://racket.discourse.group/t/registration-is-open-for-racketcon-2026/4362 "2026-08-29T18:00:41Z")
Registration is open! Please register for RacketCon 2026 at https://www.eventbrite.com/e/racketcon-2026-tickets-1997181002140 Ticket prices Patron $150.00 Includes Saturday lunch and Saturday evening social event… --- ## [RacketCon 2026: call for presentations](https://racket.discourse.group/t/racketcon-2026-call-for-presentations/4279)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 2\ **Last updated:** [August 3, 2026, 5:59pm UTC](https://racket.discourse.group/t/racketcon-2026-call-for-presentations/4279 "2026-08-03T17:59:08Z")
RacketCon 2026: call for presentations The (sixteenth RacketCon) will be in Oakland, CA on October 3-4 (Sat-Sun). We are looking for speakers We need you! Calling racketeers new or experienced, we want to hear from you… --- ## [RacketCon 2026: call for participation](https://racket.discourse.group/t/racketcon-2026-call-for-participation/4211)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 1\ **Last updated:** [July 8, 2026, 8:55pm UTC](https://racket.discourse.group/t/racketcon-2026-call-for-participation/4211 "2026-07-08T20:55:19Z")
The (sixteenth RacketCon) really will be in Oakland, CA on October 3-4 (Sat-Sun). RacketCon is a public gathering dedicated to fostering a vibrant, innovative, and inclusive community around the Racket programming lang… --- ## [Introducing the (sixteenth RacketCon) team](https://racket.discourse.group/t/introducing-the-sixteenth-racketcon-team/4283)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [June 15, 2026, 9:30pm UTC](https://racket.discourse.group/t/introducing-the-sixteenth-racketcon-team/4283 "2026-06-15T21:30:09Z")
Hi, Organising the (sixteenth RacketCon) is underway! The RacketCon 2026: call for presentations is out and we have confirmed the date October 3-4 and venue Oakstop in Oakland CA. I'd like to introduce some members of… --- ## [How Cloudflare Uses Racket and Rosette to Verify DNS Changes](https://racket.discourse.group/t/how-cloudflare-uses-racket-and-rosette-to-verify-dns-changes/3983)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 2\ **Last updated:** [October 25, 2025, 9:05pm UTC](https://racket.discourse.group/t/how-cloudflare-uses-racket-and-rosette-to-verify-dns-changes/3983 "2025-10-25T21:05:57Z")
How Cloudflare Uses Racket and Rosette to Verify DNS Changes Keynote presentation by James Larisch and Suleman Ahmad at (fifteenth RacketCon) October 4-5, 2025 UMass Boston https://youtu.be/7Twlh-Opq5E (M… --- ## [Racket meet-up - RacketCon party 🎉 - Saturday, 4 October 2025 at 17:00 UTC](https://racket.discourse.group/t/racket-meet-up-racketcon-party-saturday-4-october-2025-at-17-00-utc/3963)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 3\ **Last updated:** [October 4, 2025, 9:53am UTC](https://racket.discourse.group/t/racket-meet-up-racketcon-party-saturday-4-october-2025-at-17-00-utc/3963 "2025-10-04T09:53:40Z")
Everyone is welcome to join us for the :racket: Racket meet-up RacketCon party🎉: Saturday, 4 October 2025 at 17:00 UTC. Update: We have moved the meet-up 1 hour earlier so we don't clash with presentations. I’m still … --- ## [RacketCon chat channel](https://racket.discourse.group/t/racketcon-chat-channel/3962)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [October 3, 2025, 10:59am UTC](https://racket.discourse.group/t/racketcon-chat-channel/3962 "2025-10-03T10:59:38Z")
For those attending RacketCon in person or remotely we have a racketcon chat channel on the racket discord at Racket The livestream is free - but the registration page includes an option to register for $10 USD to help … --- ## [(fifteenth RacketCon) countdown](https://racket.discourse.group/t/fifteenth-racketcon-countdown/3953)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [September 22, 2025, 5:01pm UTC](https://racket.discourse.group/t/fifteenth-racketcon-countdown/3953 "2025-09-22T17:01:10Z")
view this at https://racket.discourse.group/t/fifteenth-racketcon-countdown/3953 This counts down to 8:30am 4 October 2025 https://con.racket-lang.org --- ## [12 days to RacketCon](https://racket.discourse.group/t/12-days-to-racketcon/3950)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [September 22, 2025, 7:45am UTC](https://racket.discourse.group/t/12-days-to-racketcon/3950 "2025-09-22T07:45:19Z")
12 days to RacketCon Join us to learn about miniDusa: An Extensible Finite-Choice Logic Programming Language Presentation details at https://con.racket-lang.org RacketCon is 4-5 October at UMass Boston and online. Reg… --- ## [16 Days till RacketCon](https://racket.discourse.group/t/16-days-till-racketcon/3943)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 1\ **Last updated:** [September 18, 2025, 10:02am UTC](https://racket.discourse.group/t/16-days-till-racketcon/3943 "2025-09-18T10:02:48Z")
16 Days till RacketCon Come join us and learn about Compositional Object Oriented Prototypes RacketCon programme and registration details at https://con.racket-lang.org You can see recordings of talks at previous even… --- ## [18 Days till RacketCon](https://racket.discourse.group/t/18-days-till-racketcon/3939)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [September 15, 2025, 8:26am UTC](https://racket.discourse.group/t/18-days-till-racketcon/3939 "2025-09-15T08:26:23Z")
It’s a great programme - details at https://con.racket-lang.org/ register now. (If you cannot attend in-person, there is an option to help support the livestream for remote participants.) S. :beetle: --- ## [RacketCon tickets!](https://racket.discourse.group/t/racketcon-tickets/3902)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [August 14, 2025, 10:04pm UTC](https://racket.discourse.group/t/racketcon-tickets/3902 "2025-08-14T22:04:54Z")
(fifteenth RacketCon) October 4-5, 2025, UMass Boston To register, buy a ticket via Eventbrite. If you cannot attend in-person, there is an option to help support the livestream for remote participants. --- ## [RacketCon 2025: Call for Presentations](https://racket.discourse.group/t/racketcon-2025-call-for-presentations/3718)
**Author:** [@bogdan](https://racket.discourse.group/u/bogdan)\ **Replies:** 0\ **Last updated:** [May 4, 2025, 4:40am UTC](https://racket.discourse.group/t/racketcon-2025-call-for-presentations/3718 "2025-05-04T04:40:55Z")
The RacketCon organizing committee is proud to announce the 2025 edition of RacketCon! The fifteenth RacketCon will take place at UMass Boston in Boston, Massachusetts, USA on October 4-5, 2025. RacketCon is a public… --- ## [A Multi-Language-Oriented Macro System by Michael Ballantyne at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/a-multi-language-oriented-macro-system-by-michael-ballantyne-at-the-fourteenth-racketcon-is-now-available/3254)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 11\ **Last updated:** [March 3, 2025, 11:11pm UTC](https://racket.discourse.group/t/a-multi-language-oriented-macro-system-by-michael-ballantyne-at-the-fourteenth-racketcon-is-now-available/3254 "2025-03-03T23:11:09Z")
A Multi-Language-Oriented Macro System by Michael Ballantyne at the (fourteenth RacketCon) is now available on the Racket YouTube channel at https://youtu.be/KHxZ3mT9BSo -- (fourteenth RacketCon) playlist --- ## [Racket Town Hall at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/racket-town-hall-at-the-fourteenth-racketcon-is-now-available/3264)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [November 2, 2024, 7:30pm UTC](https://racket.discourse.group/t/racket-town-hall-at-the-fourteenth-racketcon-is-now-available/3264 "2024-11-02T19:30:46Z")
The Racket Town Hall at the (fourteenth RacketCon) is now available at https://youtu.be/lhkXdE0nPOU -- (fourteenth RacketCon) playlist --- ## [The State of Racket by Sam Tobin-Hochstadt at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/the-state-of-racket-by-sam-tobin-hochstadt-at-the-fourteenth-racketcon-is-now-available/3263)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [November 2, 2024, 7:00pm UTC](https://racket.discourse.group/t/the-state-of-racket-by-sam-tobin-hochstadt-at-the-fourteenth-racketcon-is-now-available/3263 "2024-11-02T19:00:49Z")
The State of Racket by Sam Tobin-Hochstadt at the (fourteenth RacketCon) is now available at https://youtu.be/PYeKEshvAh8 -- (fourteenth RacketCon) playlist --- ## [Mutation Testing Better Than Coverage by Charlie Ray at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/mutation-testing-better-than-coverage-by-charlie-ray-at-the-fourteenth-racketcon-is-now-available/3257)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 1\ **Last updated:** [November 2, 2024, 10:16am UTC](https://racket.discourse.group/t/mutation-testing-better-than-coverage-by-charlie-ray-at-the-fourteenth-racketcon-is-now-available/3257 "2024-11-02T10:16:02Z")
Mutation Testing Better Than Coverage by Charlie Ray at (fourteenth RacketCon) is now available at https://youtu.be/Ed6Ocs3U1v4 -- (fourteenth RacketCon) playlist --- ## ['Racket Syntax: The Great, the Good and the Back to the Drawing Board' by Allan Schougaard at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/racket-syntax-the-great-the-good-and-the-back-to-the-drawing-board-by-allan-schougaard-at-the-fourteenth-racketcon-is-now-available/3262)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 1\ **Last updated:** [November 1, 2024, 9:09pm UTC](https://racket.discourse.group/t/racket-syntax-the-great-the-good-and-the-back-to-the-drawing-board-by-allan-schougaard-at-the-fourteenth-racketcon-is-now-available/3262 "2024-11-01T21:09:33Z")
'Racket Syntax: The Great, the Good and the Back to the Drawing Board' by Allan Schougaard at the (fourteenth RacketCon) is now available at https://youtu.be/ZtTqRH1uwu4 -- (fourteenth RacketCon) playlist --- ## [Sorted Collections in Rebellion by Jacqueline Firth at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/sorted-collections-in-rebellion-by-jacqueline-firth-at-the-fourteenth-racketcon-is-now-available/3261)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [October 31, 2024, 12:36pm UTC](https://racket.discourse.group/t/sorted-collections-in-rebellion-by-jacqueline-firth-at-the-fourteenth-racketcon-is-now-available/3261 "2024-10-31T12:36:02Z")
Sorted Collections in Rebellion by Jacqueline Firth at the (fourteenth RacketCon) is now available at https://youtu.be/-eLw9vpcKI8 -- (fourteenth RacketCon) playlist --- ## [First class Prompt Engineering with llm lang! (This is a bad idea.) by William Bowman at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/first-class-prompt-engineering-with-llm-lang-this-is-a-bad-idea-by-william-bowman-at-the-fourteenth-racketcon-is-now-available/3260)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [October 30, 2024, 7:00pm UTC](https://racket.discourse.group/t/first-class-prompt-engineering-with-llm-lang-this-is-a-bad-idea-by-william-bowman-at-the-fourteenth-racketcon-is-now-available/3260 "2024-10-30T19:00:01Z")
First class Prompt Engineering with llm lang! (This is a bad idea.) by William Bowman at the (fourteenth RacketCon) is now available at https://youtu.be/ueGC3xVcDlc -- (fourteenth RacketCon) playlist --- ## [Keynote presentation by Hal Abelson and Gerald Sussman at the fourteenth RacketCon](https://racket.discourse.group/t/keynote-presentation-by-hal-abelson-and-gerald-sussman-at-the-fourteenth-racketcon/3253)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 5\ **Last updated:** [October 30, 2024, 2:41pm UTC](https://racket.discourse.group/t/keynote-presentation-by-hal-abelson-and-gerald-sussman-at-the-fourteenth-racketcon/3253 "2024-10-30T14:41:57Z")
The Keynote presentation by Hal Abelson and Gerald Sussman at the fourteenth RacketCon is now available at https://youtu.be/\_2qXIDO-cWw --- ## [Type Tailoring Teach an Old Type Checker New Tricks by Ashton Wiersdorf at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/type-tailoring-teach-an-old-type-checker-new-tricks-by-ashton-wiersdorf-at-the-fourteenth-racketcon-is-now-available/3258)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [October 29, 2024, 7:00pm UTC](https://racket.discourse.group/t/type-tailoring-teach-an-old-type-checker-new-tricks-by-ashton-wiersdorf-at-the-fourteenth-racketcon-is-now-available/3258 "2024-10-29T19:00:19Z")
Type Tailoring Teach an Old Type Checker New Tricks by Ashton Wiersdorf at the (fourteenth RacketCon) is now available at https://youtu.be/rmPCstrSQOA -- (fourteenth RacketCon) playlist --- ## [Trouble with Typed Racket? Try Contract Profile! by Nathaniel Hejduk at the (fourteenth RacketCon) is now available](https://racket.discourse.group/t/trouble-with-typed-racket-try-contract-profile-by-nathaniel-hejduk-at-the-fourteenth-racketcon-is-now-available/3259)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 0\ **Last updated:** [October 28, 2024, 7:00pm UTC](https://racket.discourse.group/t/trouble-with-typed-racket-try-contract-profile-by-nathaniel-hejduk-at-the-fourteenth-racketcon-is-now-available/3259 "2024-10-28T19:00:32Z")
Trouble with Typed Racket? Try Contract Profile! by Nathaniel Hejduk at the (fourteenth RacketCon) is now available at https://youtu.be/FeDVjomZgmE -- (fourteenth RacketCon) playlist --- ## ['Frosthaven Manager - Built by the Community' by Ben Knoble at (fourteenth RacketCon)](https://racket.discourse.group/t/frosthaven-manager-built-by-the-community-by-ben-knoble-at-fourteenth-racketcon/3256)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 6\ **Last updated:** [October 26, 2024, 9:48pm UTC](https://racket.discourse.group/t/frosthaven-manager-built-by-the-community-by-ben-knoble-at-fourteenth-racketcon/3256 "2024-10-26T21:48:50Z")
'Frosthaven Manager - Built by the Community' by Ben Knoble at (fourteenth RacketCon) is now available at https://youtu.be/O33NK52ZmUk -- (fourteenth RacketCon) playlist --- ## [Boo! (fourteenth RacketCon) videos](https://racket.discourse.group/t/boo-fourteenth-racketcon-videos/3250)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 3\ **Last updated:** [October 25, 2024, 10:04am UTC](https://racket.discourse.group/t/boo-fourteenth-racketcon-videos/3250 "2024-10-25T10:04:31Z")
Good news everybody! The (fourteenth RacketCon) videos are coming soon. We will announce them as we add them but if you want to get notified as they are posted subscribe to --- ## [Enjoying the 14th RacketCon? please consider supporting Racket](https://racket.discourse.group/t/enjoying-the-14th-racketcon-please-consider-supporting-racket/3201)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 3\ **Last updated:** [October 7, 2024, 11:27pm UTC](https://racket.discourse.group/t/enjoying-the-14th-racketcon-please-consider-supporting-racket/3201 "2024-10-07T23:27:11Z")
If you are enjoying the 14th RacketCon please consider supporting the Racket project and community. Donations, both in-kind and monetary, are used for hosting community infrastructure, administration, educational outrea… --- ## [Everyone is welcome to join us for the Racket/Con ONLINE meet-up: Saturday, 5 October, 2024 at 9:45am RacketCon (Seattle) time](https://racket.discourse.group/t/everyone-is-welcome-to-join-us-for-the-racket-con-online-meet-up-saturday-5-october-2024-at-9-45am-racketcon-seattle-time/3199)
**Author:** [@spdegabrielle](https://racket.discourse.group/u/spdegabrielle)\ **Replies:** 2\ **Last updated:** [October 5, 2024, 9:11am UTC](https://racket.discourse.group/t/everyone-is-welcome-to-join-us-for-the-racket-con-online-meet-up-saturday-5-october-2024-at-9-45am-racketcon-seattle-time/3199 "2024-10-05T09:11:09Z")
Everyone is welcome to join us on Jitsi Meet for the Racket meet-up: Saturday, 5 October, 2024 at 9:45am RacketCon (Seattle) time - we will also meet at the usual 18:00 UTC time. In your timezone: 2024-10-05T16:45:00Z (… [Next page](https://racket.discourse.group/tag/racketcon/3.md?match_all_tags=true&page=1&tags%5B%5D=racketcon)