Call for System Demonstrations NAACL 2027 June 1-5, 2027 | San Francisco, California, USA Submission deadline: December 4, 2026, 11:59 p.m. UTC-12 (Anywhere on Earth) Full call: https://2027.naacl.org/calls/system_demonstration/ Overview We invite NLP system demonstrations from academic researchers, industry practitioners, and open-source contributors. Submissions must demonstrate practical value supported by evaluation; a working prototype alone is insufficient. Submission Requirements - Up to 6 content pages, excluding references and an optional ethics/broader-impact statement; appendices may add up to 2 pages. - A demonstration video of up to 2.5 minutes. - A live-demo or downloadable installation link; see the full call for exceptions. - Direct submission to the Demo Track through OpenReview, with author names and affiliations included (single-blind review). Important Dates - Submission portal opens: November 1, 2026 - Paper submission deadline: December 4, 2026 - Acceptance notification: February 10, 2027 - Camera-ready deadline: March 3, 2027 All deadlines are 11:59 p.m. UTC-12 (Anywhere on Earth). Submission -- opens November 1, 2026 https://openreview.net/group?id=aclweb.org/NAACL/2027/Demo_Track Contact naacl-2027-demo-chairs@googlegroups.com Demo Chairs Kun Qian and Sowmya Vajjala