flet vs ray
flet and ray share 7 technologies: FastAPI, Google, uvicorn, Rich, oauthlib, pillow, and markdown. Both are written in Python.
LinkedInWhat they share and what sets them apart
flet-dev
flet
Build realtime web, mobile and desktop apps in Python only. No frontend experience required.
Python17.5kRead on November 6, 2026, at commit 1a19e48What is flet built with?Only in flet
- Flutter
- shared_preferences
- flutter_secure_storage
fastmcp
- flutter_web_plugins
- material_ui
- cupertino_ui
- fl_chart
- flutter_local_notifications
- window_manager
- webview_flutter
- highlight
- flutter_math_fork
- webview_flutter_android
- webview_flutter_platform_interface
- cupertino_icons
- local_auth
- file_picker
- flutter_svg
- flutter_markdown_plus
- image
- qrcode
- Fastlane
In common
ray-project
ray
Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
Python44.2kRead on November 6, 2026, at commit 77567c5What is ray built with?Only in ray
- amqp
- async-lru
- azure-common
- azure-datalake-store
- azure-storage-blob
confluent-kafka
- diskcache
expiringdict
- gitdb
google-cloud-core
h5py
kombu
pickleshare
- pylance
- pymongo
pyarrow
- aioboto3
- MongoDB
- Redis
- adlfs
- smart-open
pyiceberg
- pymysql
clickhouse-connect
deltalake
- gcsfs
- Celery
- fastavro
- pyzmq
- s3fs
webdataset
- Hugging Face
- Google Cloud Storage
- Kafka
- asgiref
- Flask
- flask-cors
- graphene
- graphql-core
- graphql-relay
- jupyter-core
jupyterlab-server
werkzeug
- Ray
starlette
- AIOHTTP
- Lightning
- anyio
tornado
- React
react-router-dom
- alabaster
- cycler
fonttools
jupyterlab-pygments
- pydata-sphinx-theme
- soupsieve
- sphinx-design
- tinycss2
contourpy
- glfw
- jupyter-server-terminals
- jupyterlab-widgets
- matplotlib-inline
- Plotly
prompt-toolkit
pyopengl
- Textual
- widgetsnbextension
- xyzservices
- Gradio
- ipywidgets
matplotlib
- pydot
- alembic
peewee
sqlglot
- SQLAlchemy
- argon2-cffi
- argon2-cffi-bindings
- azure-identity
- flask-basicauth
itsdangerous
joserfc
- jwcrypto
- keyring
- msal
- msal-extensions
- oauth2client
- pyjwt
requests-oauthlib
- cryptography
- albucore
- bitsandbytes
cmdstanpy
- crcmod
cupy-cuda12x
- einops
- fairscale
gradio-client
- gym
- LangChain
- llvmlite
lm-eval
- ml-dtypes
- MLflow
nltk
- ONNX
- onnxruntime
onnxscript
openai-whisper
- opt-einsum
- orbax-checkpoint
peft
prophet
rouge-score
- sacrebleu
safetensors
scikit-image
- sentencepiece
skops
tf-keras
- tiktoken
timm
tokenizers
torchtext
- triton
gymnasium
- torch
- transformers
- TensorFlow
jax
torchvision
- xgboost
lightgbm
- scikit-learn
accelerate
- datasets
- pytorch-lightning
evaluate
flax
- Keras
- torchmetrics
albumentations
deepspeed
diffusers
- hyperopt
- Optuna
- pettingzoo
tensordict
tensorflow-datasets
tensorflow-probability
torchaudio
- bleach
- defusedxml
et-xmlfile
imageio
imageio-ffmpeg
- imagesize
- jsonlines
- linkify-it-py
lxml
- mako
markdown-it-py
markupsafe
- mdurl
mistune
- moviepy
- nbconvert
- nh3
- openpyxl
- pandocfilters
ruamel-yaml
webencodings
- xlrd
- xmltodict
- docutils
- jinja2
- beautifulsoup4
av
- nbformat
- torchcodec
- annotated-types
- fastjsonschema
- fqdn
- jsonschema-specifications
- pathvalidate
- pydantic-core
- referencing
- rfc3339-validator
- rfc3986
- rfc3986-validator
- validators
- Pydantic
- jsonschema
- openapi-schema-validator
- aiobotocore
- azure-mgmt-compute
- azure-mgmt-resource
- colorlog
- Gunicorn
- opentelemetry-api
opentelemetry-instrumentation
opentelemetry-semantic-conventions
- python-json-logger
psutil
- boto3
- botocore
prometheus-client
- OpenTelemetry
kubernetes
- docker
- typeface-roboto
- MUI
usehooks-ts
- lowlight
react-window
react-icons
- @mui/icons-material
- js-yaml
Side by side
fletray
SizeLines written by people and agents, without generated ones; code files, without tests.
flet292,217 lines written966 code files
ray1,531,664 lines written2,777 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
flet3.1% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
ray3.6% of its commits signed by AIWith Claude Code, Gemini CLI, GitHub Copilot, Cursor, and Codex
ActivityFrom GitHub and its history, on the day SeeRepo read it.
fletLast push November 6, 20261,668 commits17,522 stars
rayLast push November 6, 202632,373 commits44,213 stars
TestsThe files that test the code, and the share of code files a test imports.
flet449 test files5% of its code files have a test that imports them
ray2,168 test files9.7% of its code files have a test that imports them
Frequently asked questions
Which is bigger, flet or ray?
ray, with 1,531,664 lines written; flet has 292,217.
The proof: ray-project/ray's code at commit 77567c5
Which has more GitHub stars, flet or ray?
ray, with 44,213 stars; flet has 17,522.
The proof: ray-project/ray on GitHub
Which has more tests, flet or ray?
ray, with 2,168 test files; flet has 449.
The proof: ray-project/ray's code at commit 77567c5
Which was updated more recently, flet or ray?
Both got their last push on November 6, 2026.
The proof: flet-dev/flet's commits on GitHub
Which has more commits signed by AI, flet or ray?
ray: an AI signed 3.6% of its commits, with Claude Code, Gemini CLI, GitHub Copilot, Cursor, and Codex; in flet, 3.1%.
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