What is windmill built with?

Q: Which repos have a stack like windmill's?

The ones that share most of its stack: BerriAI/litellm, aaif-goose/goose, and open-webui/open-webui.

windmill is a Rust repo built with axum, tower, Tokio, Deno, React, and 2 more. It stores its data in sqlx, quick_cache, object_store, Postgres, MySQL, and 5 more, reaches it with SQLAlchemy, signs people in with cryptography, pyjwt, hmac, tower-cookies, jsonwebtoken, and 7 more, uses AI through nltk, rmcp, aws-sdk-bedrockruntime, aws-sdk-bedrock, candle-core, and 9 more, makes its content with libxml, mail-parser, quick-xml, sendgrid, parquet, and 11 more, validates its data with deno_webidl, schemars, Ajv, and Zod, is tested with github.com/stretchr/testify, serial_test, @happy-dom/global-registrator, Vitest, fake-indexeddb, and 1 more, deploys with aws-sdk-secretsmanager, boto3, k8s-openapi, kube, opentelemetry-appender-tracing, and 9 more, and uses async-nats, aws-sdk-sqs, mysql-connector-python, nkeys, postgres-native-tls, and 14 more. It has 1,458,145 written lines, with 803 test files.

Read on November 6, 2026, at commit 9ce2c6b. Read it as markdown

Frontend

Interface 18

xyflow43 files
Chart.js20 files
ag-grid-community11 files
chartjs-adapter-date-fns6 files
chartjs-plugin-zoom5 files
driver.js3 files
ol2 files
@codingame/monaco-vscode-languages-service-override1 file
Mermaid1 file
xterm1 file
matplotlib
seaborn

6 more

monaco-editor24 files
svelte-range-slider-pips4 files
panzoom2 files
monaco-vim1 file
xterm-readline1 file
y-monaco1 file

The base 3

Svelte1,234 files
SvelteKit4 files
React2 files

Styles 3

tailwind-merge345 files
Tailwind CSS
style-to-object2 files

Icons 1

Lucide958 files

Backend

The base 2

axum137 files
tower4 files

Data 29

Postgres23 files · cli/src/commands/datatable/serve.ts, line 5
MySQL3 files · backend/windmill-worker/src/mysql_executor.rs, line 7
duckdb2 files
SQLite2 files · wm-ts-nav/src/db.rs, line 2
datafusion1 file
MongoDB1 file · lsp/Pipfile, line 10
async-nats
aws-sdk-sqs
mysql-connector-python
psycopg
psycopg2-binary
rusqlite

17 more

sqlx253 files
quick_cache35 files
object_store23 files
idb7 files
lapin2 files
rumqttc2 files
lru-cache1 file
tiberius1 file
nkeys
postgres-native-tls
postgres-protocol
pyairtable
pymongo
rdkafka
s3transfer
sqlx-postgres
tokio-postgres

Data access 1

SQLAlchemy

Sign-in 12

aws-sdk-sts2 files
hmac12 files
tower-cookies7 files
jsonwebtoken6 files
oauth25 files
argon24 files
ed25519-dalek1 file
gcp_auth1 file
hkdf1 file
openidconnect1 file
cryptography
pyjwt

AI 12

aws-sdk-bedrockruntime2 files
@ai-sdk/react1 file
@assistant-ui/react1 file
ai1 file
aws-sdk-bedrock1 file
tokenizers1 file
nltk
rmcp14 files
candle-core1 file
candle-nn1 file
candle-transformers1 file
hf-hub1 file

Services 2

Support

The base 2

Tokio158 files
Deno1 file

Content 16

yaml50 files
highlight.js2 files
parquet1 file
pdfjs-dist1 file
rehype-raw1 file
rehype-sanitize1 file
sendgrid
svelte-exmarkdown14 files
dompurify1 file
mdast-util-find-and-replace1 file
pulldown-cmark1 file
unist-util-visit1 file

4 more

yaml-rust1 file
libxml
mail-parser
quick-xml

Validation 4

Zod30 files
Ajv2 files
deno_webidl1 file
schemars1 file

Testing 6

Vitest314 files
@playwright/test5 files
github.com/stretchr/testify1 file
fake-indexeddb8 files
@happy-dom/global-registrator1 file
serial_test1 file

Deploy 14

tracing201 files
tracing-subscriber3 files
OpenTelemetry1 file
tracing-appender1 file
aws-sdk-secretsmanager
kube
opentelemetry-appender-tracing
opentelemetry-otlp
opentelemetry-semantic-conventions
prometheus8 files
bollard1 file
tracing-opentelemetry1 file

2 more

boto3
k8s-openapi

Tools 31

Ruff5 files
tree-sitter5 files
esbuild4 files
ruff_python_parser4 files
acorn3 files
SWC3 files
swc_ecma_ast3 files
clap1 file
deno_ast1 file
ruff_text_size1 file
tree-sitter-c-sharp1 file
tree-sitter-java1 file

19 more

tree-sitter-ruby1 file
tree-sitter-rust1 file
tree-sitter-typescript1 file
esm-env34 files
get-port3 files
monaco-languageclient3 files
swc_ecma_parser3 files
openapi-types2 files
quote2 files
syn2 files
git-version1 file
nu-parser1 file
rust-embed1 file
tree-sitter-r1 file
vscode1 file
vscode-languageclient1 file
derive_more
proc-macro2
typing-extensions

Other 182

runed114 files
Hyper22 files
date-fns7 files
tokio-stream6 files
yjs5 files
@leeoniya/ufuzzy4 files
process-wrap4 files
tokio-util4 files
@aws-crypto/sha256-js3 files
GraphQL3 files
once_cell3 files
rustls2 files

170 more

tikv-jemalloc-ctl2 files
time2 files
deno_error1 file
deno_fetch1 file
deno_net1 file
deno_permissions1 file
deno_telemetry1 file
deno_tls1 file
deno_web1 file
gethostname1 file
Google1 file
pyyaml1 file
quicktype1 file
tikv-jemalloc-sys1 file
tikv-jemallocator1 file
certifi
google-api-core
NumPy
opentelemetry-proto
pandas
Polars
pyowm
python-dateutil
rustls-native-certs
rustls-pemfile
slack-sdk
tokio-native-tls
urllib3
serde_json294 files
serde246 files
lazy_static135 files
uuid132 files
chrono125 files
anyhow121 files
fast-equals87 files
futures61 files
regex56 files
http52 files
itertools52 files
reqwest47 files
async-trait46 files
sha234 files
base6428 files
bytes23 files
hex23 files
url23 files
urlencoding15 files
rand13 files
tempfile13 files
arc-swap10 files
async-stream10 files
thiserror10 files
async-recursion8 files
serde_yml8 files
strum8 files
wasm-bindgen7 files
minimatch6 files
tar6 files
backon5 files
const_format5 files
dashmap5 files
diff5 files
indexmap5 files
p-limit5 files
tower-http5 files
ulid5 files
aws-config4 files
flate24 files
nix4 files
open4 files
pep440_rs4 files
regex-lite4 files
rust_decimal4 files
semver4 files
serde_urlencoded4 files
ws4 files
ansi_up3 files
hash-sum3 files
jszip3 files
matchit3 files
mime_guess3 files
reqwest-middleware3 files
strum_macros3 files
tar-stream3 files
aws-credential-types2 files
aws-smithy-types2 files
bitflags2 files
constant_time_eq2 files
convert_case2 files
eventsource-stream2 files
futures-core2 files
globset2 files
httpx2 files
memchr2 files
native-tls2 files
phf2 files
rfc46482 files
sha12 files
tokio-tungstenite2 files
toml2 files
y-protocols2 files
@jitl/quickjs-wasmfile-release-sync1 file
aes-gcm1 file
aho-corasick1 file
async_zip1 file
bit-vec1 file
byteorder1 file
clone1 file
const-str1 file
crc1 file
cron1 file
dotenv1 file
equivalent1 file
erased-serde1 file
flume1 file
fs41 file
ignore1 file
ipnet1 file
jiff1 file
jiff-tzdb1 file
lib01 file
pem1 file
pin-project-lite1 file
quickjs-emscripten-core1 file
rayon1 file
rcgen1 file
reqwest-retry1 file
rquickjs1 file
rsa1 file
serde-wasm-bindgen1 file
spki1 file
sqlparser1 file
sse-stream1 file
sys_traits1 file
sysinfo1 file
vscode-ws-jsonrpc1 file
windows1 file
y-websocket1 file
astral-tokio-tar
aws-sigv4
base32
charset-normalizer
cookie
getrandom
hyper-rustls
hyper-util
idna
jmespath
md-5
openssl
p256
pin-project
prost
pyparsing
pytz
requests
runtime
serde_derive
six
size
systemstat
tantivy
tokio-rustls
tonic
v8
webpki-roots
winapi
windows-service
windows-sys
yfinance

Other repos with a similar stack

Ordered by how much of its stack they share with windmill, then by stars.

BerriAIlitellm
62.7k
The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]
25 of 338 in common · PythonCompare →
aaif-goosegoose
56.3k
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
25 of 338 in commonCompare →
open-webuiopen-webui
157.7k
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
18 of 338 in common · SvelteCompare →
unionlabsunion
73.7k
The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.
18 of 338 in commonCompare →
openinterpreteropeninterpreter
68.8k
A coding agent for open models like Kimi K3 and GLM 5.3
18 of 338 in commonCompare →
paperclipaipaperclip
111k
The open-source app everyone uses to manage agents at work
17 of 338 in common · TypeScriptCompare →

Frequently asked questions

What language is windmill written in?

windmill is written in Rust, with 1,458,145 written lines.

What framework does windmill use?

windmill is built with axum, tower, Tokio, Deno, React, Svelte, and SvelteKit.

What database does windmill use?

windmill stores its data in sqlx, quick_cache, object_store, Postgres, MySQL, duckdb, lapin, rumqttc, SQLite, and idb and reaches it with SQLAlchemy.

What does windmill sign people in with?

windmill signs people in with cryptography, pyjwt, hmac, tower-cookies, jsonwebtoken, oauth2, argon2, aws-sdk-sts, ed25519-dalek, gcp_auth, hkdf, and openidconnect.

Does windmill use AI?

Yes. windmill uses AI through nltk, rmcp, aws-sdk-bedrockruntime, aws-sdk-bedrock, candle-core, candle-nn, candle-transformers, hf-hub, tokenizers, @ai-sdk/react, @assistant-ui/react, ai, OpenAI, and Anthropic.

What services does windmill use?

windmill uses async-nats, aws-sdk-sqs, mysql-connector-python, nkeys, postgres-native-tls, postgres-protocol, psycopg, psycopg2-binary, pyairtable, pymongo, rdkafka, rusqlite, s3transfer, sqlx-postgres, tokio-postgres, datafusion, MongoDB, tiberius, and lru-cache.

Does windmill have tests?

Yes. windmill has 803 test files and is tested with github.com/stretchr/testify, serial_test, @happy-dom/global-registrator, Vitest, fake-indexeddb, and @playwright/test.

Which repos have a stack like windmill's?

The ones that share most of its stack:BerriAI/litellm aaif-goose/goose open-webui/open-webui