# Announcing Flower 1.13

**URL:** <https://discuss.flower.ai/t/announcing-flower-1-13/446>\
**Category:** General\
**Tags:** flower, release\
**Created:** [November 20, 2024, 3:45pm UTC](https://discuss.flower.ai/t/announcing-flower-1-13/446 "2024-11-20T15:45:57Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![pan-h](https://dub1.discourse-cdn.com/flex013/user_avatar/discuss.flower.ai/pan-h/32/67_2.png) [@pan-h](https://discuss.flower.ai/u/pan-h)\
**Post date:** [November 20, 2024, 3:45pm UTC](https://discuss.flower.ai/t/announcing-flower-1-13/446/1 "2024-11-20T15:45:58Z")

</div>

The Flower Team is excited to announce the release of Flower 1.13 stable and it’s packed with updates!  
**Flower is a friendly framework for collaborative AI and data science.**  
It makes novel approaches such as federated learning, federated evaluation,  
federated analytics, and fleet learning accessible to a wide audience of researchers and engineers.

### Thanks to our contributors

We would like to give our special thanks to all the contributors who made the new version of Flower possible (in `git shortlog` order):

`Adam Narozniak`, `Charles Beauville`, `Chong Shen Ng`, `Daniel J. Beutel`, `Daniel Nata Nugraha`, `Dimitris Stripelis`, `Heng Pan`, `Javier`, `Mohammad Naseri`, `Robert Steiner`, `Waris Gill`, `William Lindskog`, `Yan Gao`, `Yao Xu`, `wwjang`

### What’s new?

- **Introduce `flwr ls` command** ([#4460](https://github.com/adap/flower/pull/4460), [#4459](https://github.com/adap/flower/pull/4459), [#4477](https://github.com/adap/flower/pull/4477))

- **Fuse SuperLink and SuperExec** ([#4358](https://github.com/adap/flower/pull/4358), [#4403](https://github.com/adap/flower/pull/4403), [#4406](https://github.com/adap/flower/pull/4406), [#4357](https://github.com/adap/flower/pull/4357), [#4359](https://github.com/adap/flower/pull/4359), [#4354](https://github.com/adap/flower/pull/4354), [#4229](https://github.com/adap/flower/pull/4229), [#4283](https://github.com/adap/flower/pull/4283), [#4352](https://github.com/adap/flower/pull/4352))

- **Introduce `flwr-serverapp` command** ([#4394](https://github.com/adap/flower/pull/4394), [#4370](https://github.com/adap/flower/pull/4370), [#4367](https://github.com/adap/flower/pull/4367), [#4350](https://github.com/adap/flower/pull/4350), [#4364](https://github.com/adap/flower/pull/4364), [#4400](https://github.com/adap/flower/pull/4400), [#4363](https://github.com/adap/flower/pull/4363), [#4401](https://github.com/adap/flower/pull/4401), [#4388](https://github.com/adap/flower/pull/4388), [#4402](https://github.com/adap/flower/pull/4402))

- **Improve simulation engine and introduce `flwr-simulation` command** ([#4433](https://github.com/adap/flower/pull/4433), [#4486](https://github.com/adap/flower/pull/4486), [#4448](https://github.com/adap/flower/pull/4448), [#4427](https://github.com/adap/flower/pull/4427), [#4438](https://github.com/adap/flower/pull/4438), [#4421](https://github.com/adap/flower/pull/4421), [#4430](https://github.com/adap/flower/pull/4430), [#4462](https://github.com/adap/flower/pull/4462))

- **Improve SuperLink message management** ([#4378](https://github.com/adap/flower/pull/4378), [#4369](https://github.com/adap/flower/pull/4369))

- **Introduce FedDebug baseline** ([#3783](https://github.com/adap/flower/pull/3783))

- **Update documentation** ([#4511](https://github.com/adap/flower/pull/4511), [#4010](https://github.com/adap/flower/pull/4010), [#4396](https://github.com/adap/flower/pull/4396), [#4499](https://github.com/adap/flower/pull/4499), [#4269](https://github.com/adap/flower/pull/4269), [#3340](https://github.com/adap/flower/pull/3340), [#4482](https://github.com/adap/flower/pull/4482), [#4387](https://github.com/adap/flower/pull/4387), [#4342](https://github.com/adap/flower/pull/4342), [#4492](https://github.com/adap/flower/pull/4492), [#4474](https://github.com/adap/flower/pull/4474), [#4500](https://github.com/adap/flower/pull/4500), [#4514](https://github.com/adap/flower/pull/4514), [#4236](https://github.com/adap/flower/pull/4236), [#4112](https://github.com/adap/flower/pull/4112), [#3367](https://github.com/adap/flower/pull/3367), [#4501](https://github.com/adap/flower/pull/4501), [#4373](https://github.com/adap/flower/pull/4373), [#4409](https://github.com/adap/flower/pull/4409), [#4356](https://github.com/adap/flower/pull/4356), [#4520](https://github.com/adap/flower/pull/4520), [#4524](https://github.com/adap/flower/pull/4524), [#4525](https://github.com/adap/flower/pull/4525), [#4526](https://github.com/adap/flower/pull/4526), [#4527](https://github.com/adap/flower/pull/4527), [#4528](https://github.com/adap/flower/pull/4528), [#4545](https://github.com/adap/flower/pull/4545), [#4522](https://github.com/adap/flower/pull/4522), [#4534](https://github.com/adap/flower/pull/4534), [#4513](https://github.com/adap/flower/pull/4513), [#4529](https://github.com/adap/flower/pull/4529), [#4441](https://github.com/adap/flower/pull/4441), [#4530](https://github.com/adap/flower/pull/4530), [#4470](https://github.com/adap/flower/pull/4470), [#4553](https://github.com/adap/flower/pull/4553), [#4531](https://github.com/adap/flower/pull/4531), [#4554](https://github.com/adap/flower/pull/4554), [#4555](https://github.com/adap/flower/pull/4555), [#4552](https://github.com/adap/flower/pull/4552), [#4533](https://github.com/adap/flower/pull/4533))

- **Update examples and templates** ([#4510](https://github.com/adap/flower/pull/4510), [#4368](https://github.com/adap/flower/pull/4368), [#4121](https://github.com/adap/flower/pull/4121), [#4329](https://github.com/adap/flower/pull/4329), [#4382](https://github.com/adap/flower/pull/4382), [#4248](https://github.com/adap/flower/pull/4248), [#4395](https://github.com/adap/flower/pull/4395), [#4386](https://github.com/adap/flower/pull/4386), [#4408](https://github.com/adap/flower/pull/4408))

- **Improve Docker support** ([#4506](https://github.com/adap/flower/pull/4506), [#4424](https://github.com/adap/flower/pull/4424), [#4224](https://github.com/adap/flower/pull/4224), [#4413](https://github.com/adap/flower/pull/4413), [#4414](https://github.com/adap/flower/pull/4414), [#4336](https://github.com/adap/flower/pull/4336), [#4420](https://github.com/adap/flower/pull/4420), [#4407](https://github.com/adap/flower/pull/4407), [#4422](https://github.com/adap/flower/pull/4422), [#4532](https://github.com/adap/flower/pull/4532), [#4540](https://github.com/adap/flower/pull/4540))

- **Allow app installation without internet access** ([#4479](https://github.com/adap/flower/pull/4479), [#4475](https://github.com/adap/flower/pull/4475))

- **Improve `flwr log` command** ([#4391](https://github.com/adap/flower/pull/4391), [#4411](https://github.com/adap/flower/pull/4411), [#4390](https://github.com/adap/flower/pull/4390), [#4397](https://github.com/adap/flower/pull/4397))

- **Refactor SuperNode for better maintainability and efficiency** ([#4439](https://github.com/adap/flower/pull/4439), [#4348](https://github.com/adap/flower/pull/4348), [#4512](https://github.com/adap/flower/pull/4512), [#4485](https://github.com/adap/flower/pull/4485))

- **Support NumPy `2.0`** ([#4440](https://github.com/adap/flower/pull/4440))

- **Update infrastructure and CI/CD** ([#4466](https://github.com/adap/flower/pull/4466), [#4419](https://github.com/adap/flower/pull/4419), [#4338](https://github.com/adap/flower/pull/4338), [#4334](https://github.com/adap/flower/pull/4334), [#4456](https://github.com/adap/flower/pull/4456), [#4446](https://github.com/adap/flower/pull/4446), [#4415](https://github.com/adap/flower/pull/4415))

- **Bugfixes** ([#4404](https://github.com/adap/flower/pull/4404), [#4518](https://github.com/adap/flower/pull/4518), [#4452](https://github.com/adap/flower/pull/4452), [#4376](https://github.com/adap/flower/pull/4376), [#4493](https://github.com/adap/flower/pull/4493), [#4436](https://github.com/adap/flower/pull/4436), [#4410](https://github.com/adap/flower/pull/4410), [#4442](https://github.com/adap/flower/pull/4442), [#4375](https://github.com/adap/flower/pull/4375), [#4515](https://github.com/adap/flower/pull/4515))

- **General improvements** ([#4454](https://github.com/adap/flower/pull/4454), [#4365](https://github.com/adap/flower/pull/4365), [#4423](https://github.com/adap/flower/pull/4423), [#4516](https://github.com/adap/flower/pull/4516), [#4509](https://github.com/adap/flower/pull/4509), [#4498](https://github.com/adap/flower/pull/4498), [#4371](https://github.com/adap/flower/pull/4371), [#4449](https://github.com/adap/flower/pull/4449), [#4488](https://github.com/adap/flower/pull/4488), [#4478](https://github.com/adap/flower/pull/4478), [#4392](https://github.com/adap/flower/pull/4392), [#4483](https://github.com/adap/flower/pull/4483), [#4517](https://github.com/adap/flower/pull/4517), [#4330](https://github.com/adap/flower/pull/4330), [#4458](https://github.com/adap/flower/pull/4458), [#4347](https://github.com/adap/flower/pull/4347), [#4429](https://github.com/adap/flower/pull/4429), [#4463](https://github.com/adap/flower/pull/4463), [#4496](https://github.com/adap/flower/pull/4496), [#4508](https://github.com/adap/flower/pull/4508), [#4444](https://github.com/adap/flower/pull/4444), [#4417](https://github.com/adap/flower/pull/4417), [#4504](https://github.com/adap/flower/pull/4504), [#4418](https://github.com/adap/flower/pull/4418), [#4480](https://github.com/adap/flower/pull/4480), [#4455](https://github.com/adap/flower/pull/4455), [#4468](https://github.com/adap/flower/pull/4468), [#4385](https://github.com/adap/flower/pull/4385), [#4487](https://github.com/adap/flower/pull/4487), [#4393](https://github.com/adap/flower/pull/4393), [#4489](https://github.com/adap/flower/pull/4489), [#4389](https://github.com/adap/flower/pull/4389), [#4507](https://github.com/adap/flower/pull/4507), [#4469](https://github.com/adap/flower/pull/4469), [#4340](https://github.com/adap/flower/pull/4340), [#4353](https://github.com/adap/flower/pull/4353), [#4494](https://github.com/adap/flower/pull/4494), [#4461](https://github.com/adap/flower/pull/4461), [#4362](https://github.com/adap/flower/pull/4362), [#4473](https://github.com/adap/flower/pull/4473), [#4405](https://github.com/adap/flower/pull/4405), [#4416](https://github.com/adap/flower/pull/4416), [#4453](https://github.com/adap/flower/pull/4453), [#4491](https://github.com/adap/flower/pull/4491), [#4539](https://github.com/adap/flower/pull/4539), [#4542](https://github.com/adap/flower/pull/4542), [#4538](https://github.com/adap/flower/pull/4538), [#4543](https://github.com/adap/flower/pull/4543), [#4541](https://github.com/adap/flower/pull/4541), [#4550](https://github.com/adap/flower/pull/4550), [#4481](https://github.com/adap/flower/pull/4481))

### Deprecations

- **Deprecate Python 3.9**

### Incompatible changes

- **Remove `flower-superexec` command** ([#4351](https://github.com/adap/flower/pull/4351))

- **Remove `flower-server-app` command** ([#4490](https://github.com/adap/flower/pull/4490))

- **Remove `app` argument from `flower-supernode` command** ([#4497](https://github.com/adap/flower/pull/4497))

- **Remove support for non-app simulations** ([#4431](https://github.com/adap/flower/pull/4431))

- **Rename CLI arguments for `flower-superlink` command** ([#4412](https://github.com/adap/flower/pull/4412))

- **Rename CLI arguments for `flwr-serverapp` and `flwr-clientapp` commands** ([#4495](https://github.com/adap/flower/pull/4495))