Dear Firedrakers, This is a reminder that the deadline for abstract submission and early registration for the Firedrake '21 workshop is 31st August - next Tuesday. The workshop will be held online in the afternoons (UK time) of 15-17 September. It is an opportunity for users and developers of Firedrake and its related tools to present their work, and to learn from and interact with other members of the Firedrake community. We encourage everyone, no matter what you are using Firedrake for, to come and show off your work. Early registration is just £10, increasing to £20 after next week's deadline. For further details and links to abstract submission and registration, see: https://firedrakeproject.org/firedrake_21.html. Firedrake '21 — Firedrake 0.13.0+4698.gdd139d71 documentation<https://firedrakeproject.org/firedrake_21.html> Firedrake ‘21¶. We are very happy to announce that the fifth Firedrake user and developer workshop will be held online between 15-17 September 2021. firedrakeproject.org Warm regards, Connor