Ecosyste.ms: Packages

An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

hex.pm "elixir" keyword

Top 0.3% on hex.pm
jason 1.4.1
A blazing fast JSON parser and generator in pure Elixir.
16 versions - Latest release: 10 months ago - 1,920 dependent packages - 17,654 dependent repositories - 158 million downloads total - 1,559 stars on GitHub - 1 maintainer
Top 2.3% on hex.pm
combine 0.10.0
A parser combinator library for Elixir projects.
24 versions - Latest release: over 6 years ago - 11 dependent packages - 1,818 dependent repositories - 98.8 million downloads total - 196 stars on GitHub - 1 maintainer
Top 0.2% on hex.pm
poison 5.0.0
An incredibly fast, pure Elixir JSON library
23 versions - Latest release: almost 3 years ago - 1,949 dependent packages - 16,084 dependent repositories - 105 million downloads total - 1,996 stars on GitHub - 1 maintainer
Top 0.3% on hex.pm
timex 3.7.11
Timex is a rich, comprehensive Date/Time library for Elixir projects, with full timezone support ...
119 versions - Latest release: about 1 year ago - 424 dependent packages - 3,332 dependent repositories - 117 million downloads total - 1,717 stars on GitHub - 1 maintainer
Top 1.3% on hex.pm
sobelow 0.13.0
Security-focused static analysis for Elixir & the Phoenix framework
71 versions - Latest release: 9 months ago - 6 dependent packages - 513 dependent repositories - 31.3 million downloads total - 1,566 stars on GitHub - 2 maintainers
Top 0.4% on hex.pm
absinthe 1.7.6
GraphQL for Elixir
110 versions - Latest release: 6 months ago - 79 dependent packages - 1,257 dependent repositories - 36.2 million downloads total - 4,181 stars on GitHub - 3 maintainers
Top 1.9% on hex.pm
statix 1.4.0
Fast and reliable Elixir client for StatsD-compatible servers.
15 versions - Latest release: about 4 years ago - 17 dependent packages - 45 dependent repositories - 70.1 million downloads total - 271 stars on GitHub - 1 maintainer
just4fun 4.0.0-dev
An incredibly fast, pure Elixir JSON library
1 version - Latest release: almost 6 years ago - 237 downloads total - 1,994 stars on GitHub - 1 maintainer
Top 0.2% on hex.pm
httpoison 2.2.1
Yet Another HTTP client for Elixir powered by hackney
51 versions - Latest release: 6 months ago - 1,725 dependent packages - 8,346 dependent repositories - 111 million downloads total - 2,194 stars on GitHub - 1 maintainer
postgrex_pgoutput 0.1.0
Decode / encode Postgres replication messages
1 version - Latest release: over 1 year ago - 1 dependent repositories - 544 downloads total - 27 stars on GitHub - 1 maintainer
kadena 0.19.1 💰
Elixir library to interact with the Kadena blockchain.
23 versions - Latest release: 14 days ago - 5.14 thousand downloads total - 10 stars on GitHub - 1 maintainer
elixir_xdr 0.3.11 💰
Process XDR data with elixir. Based on the RFC4506 standard.
20 versions - Latest release: 14 days ago - 1 dependent package - 1 dependent repositories - 13.4 thousand downloads total - 11 stars on GitHub - 1 maintainer
Top 2.0% on hex.pm
nx 0.7.2
Multi-dimensional arrays (tensors) and numerical definitions for Elixir
19 versions - Latest release: 12 days ago - 43 dependent packages - 137 dependent repositories - 335 thousand downloads total - 2,479 stars on GitHub - 1 maintainer
Top 3.2% on hex.pm
exla 0.7.2
Google's XLA (Accelerated Linear Algebra) compiler/backend for Nx
19 versions - Latest release: 12 days ago - 8 dependent packages - 25 dependent repositories - 196 thousand downloads total - 2,479 stars on GitHub - 1 maintainer
Top 9.8% on hex.pm
torchx 0.7.2
LibTorch bindings and backend for Nx
17 versions - Latest release: 12 days ago - 1 dependent package - 7 dependent repositories - 6.94 thousand downloads total - 2,479 stars on GitHub - 1 maintainer
Top 2.9% on hex.pm
event_bus 1.7.0 💰
Traceable, extendable and minimalist event bus implementation for Elixir with built-in event stor...
44 versions - Latest release: over 2 years ago - 10 dependent packages - 20 dependent repositories - 480 thousand downloads total - 683 stars on GitHub - 1 maintainer
sparkpost 0.5.2
The official Elixir package for the SparkPost API
8 versions - Latest release: almost 6 years ago - 1 dependent repositories - 215 thousand downloads total - 44 stars on GitHub - 1 maintainer
Top 6.5% on hex.pm
kaffy 0.10.2 💰
Powerfully simple admin package for phoenix applications
31 versions - Latest release: 7 months ago - 52 dependent repositories - 296 thousand downloads total - 1,269 stars on GitHub - 2 maintainers
soroban 0.20.1 💰
Elixir library to interact with the Soroban-RPC server, and facilitate the deployment and invocat...
23 versions - Latest release: 14 days ago - 1.48 thousand downloads total - 5 stars on GitHub - 1 maintainer
Top 1.9% on hex.pm
req 0.4.14
Req is a batteries-included HTTP client for Elixir.
34 versions - Latest release: about 2 months ago - 90 dependent packages - 78 dependent repositories - 1.74 million downloads total - 850 stars on GitHub - 1 maintainer
tracee 0.1.0
Trace function calls in concurrent Elixir processes.
1 version - Latest release: 6 days ago - 12 downloads total - 7 stars on GitHub - 1 maintainer
cucumber_messages 20.0.0 💰
Elixir implementation of the cucumber messages protobuf schema
11 versions - Latest release: over 1 year ago - 2 dependent packages - 2 dependent repositories - 12.2 thousand downloads total - 14 stars on GitHub - 1 maintainer
trans 3.0.0
Embedded translations for Elixir schemas
14 versions - Latest release: 10 months ago - 2 dependent repositories - 122 thousand downloads total - 222 stars on GitHub - 1 maintainer
Top 1.7% on hex.pm
sweet_xml 0.7.4
A sweet wrapper of :xmerl to help query XML docs
20 versions - Latest release: 8 months ago - 196 dependent packages - 615 dependent repositories - 54.8 million downloads total - 355 stars on GitHub - 2 maintainers
Top 1.2% on hex.pm
faker 0.18.0
Faker is a pure Elixir library for generating fake data.
24 versions - Latest release: 2 months ago - 18 dependent packages - 576 dependent repositories - 64.1 million downloads total - 1,021 stars on GitHub - 3 maintainers
Top 1.2% on hex.pm
joken 2.6.1
JWT (JSON Web Token) library for Elixir.
46 versions - Latest release: 28 days ago - 84 dependent packages - 578 dependent repositories - 41.6 million downloads total - 744 stars on GitHub - 2 maintainers
Top 1.3% on hex.pm
benchee 1.3.0
Versatile (micro) benchmarking that is extensible. Get statistics such as: average, iterations pe...
23 versions - Latest release: 5 months ago - 18 dependent packages - 1,078 dependent repositories - 6.02 million downloads total - 1,376 stars on GitHub - 2 maintainers
backpex 0.2.0
Phoenix Admin Panel built with PETAL.
2 versions - Latest release: 23 days ago - 1.16 thousand downloads total - 18 stars on GitHub - 1 maintainer
ex_webrtc 0.1.0
Implementation of the W3C WebRTC API
1 version - Latest release: 3 months ago - 152 downloads total - 219 stars on GitHub - 1 maintainer
atomic_writes 1.1.0
LWW, FWW & serialized atomic file writes in Elixir.
2 versions - Latest release: 7 months ago - 74 downloads total - 1 stars on GitHub - 1 maintainer
lapin 1.0.7
Elixir RabbitMQ Client
23 versions - Latest release: 2 days ago - 88.3 thousand downloads total - 25 stars on GitHub - 1 maintainer
ton 0.4.6 💰
TON (The Open Network) SDK
16 versions - Latest release: about 1 month ago - 7.36 thousand downloads total - 24 stars on GitHub - 1 maintainer
Top 1.1% on hex.pm
redix 1.5.1 💰
Fast, pipelined, resilient Redis driver for Elixir.
54 versions - Latest release: 1 day ago - 105 dependent packages - 331 dependent repositories - 34.8 million downloads total - 1,068 stars on GitHub - 1 maintainer
nested_filter 1.2.2
Drill down into a nested map and filter out keys according to user specified values
11 versions - Latest release: about 5 years ago - 1 dependent package - 2 dependent repositories - 173 thousand downloads total - 35 stars on GitHub - 1 maintainer
ex_aws_s3_crypto 3.1.0
AWS S3 client-side encryption support
9 versions - Latest release: 9 months ago - 16.4 thousand downloads total - 2 stars on GitHub - 1 maintainer
chapters 1.0.1
Podcast chapter parser and formatter. Supports xml/psc, mp4chaps and json.
3 versions - Latest release: almost 5 years ago - 1 dependent package - 2 dependent repositories - 12.6 thousand downloads total - 0 stars on GitHub - 1 maintainer
hal 1.1.0
Generate JSON in HAL format for REST APIs.
2 versions - Latest release: about 5 years ago - 1 dependent repositories - 9.32 thousand downloads total - 3 stars on GitHub - 1 maintainer
os_detect 1.0.4
Fast user-agent parsing with binary pattern matching.
8 versions - Latest release: 8 months ago - 5.34 thousand downloads total - 3 stars on GitHub - 1 maintainer
Top 1.4% on hex.pm
grpc 0.8.1
The Elixir implementation of gRPC
13 versions - Latest release: about 1 month ago - 35 dependent packages - 84 dependent repositories - 2.12 million downloads total - 1,337 stars on GitHub - 2 maintainers
betty_grpc 0.6.0
The Elixir implementation of gRPC
1 version - Latest release: about 1 year ago - 50 downloads total - 1,336 stars on GitHub - 1 maintainer
gen_template_phx_live_view_dashboard 0.1.0
A boilerplate Phoenix Live View Dashboard
1 version - Latest release: about 5 years ago - 262 downloads total - 3 stars on GitHub - 1 maintainer
nx_image 0.1.2
Image processing in Nx
3 versions - Latest release: 3 months ago - 1 dependent package - 1 dependent repositories - 147 thousand downloads total - 14 stars on GitHub - 1 maintainer
mail_parser 0.7.0
NIF binding of mail_parser using Rustler
11 versions - Latest release: 12 months ago - 40.7 thousand downloads total - 8 stars on GitHub - 1 maintainer
baco 0.3.0
A Useful tool to use inside your Mix projects
3 versions - Latest release: about 5 years ago - 3.98 thousand downloads total - 1 stars on GitHub - 1 maintainer
ueberauth_workos 0.0.3
Ueberauth Strategy for WorkOS Single Sign-On
4 versions - Latest release: 7 months ago - 5.91 thousand downloads total - 5 stars on GitHub - 1 maintainer
Top 5.1% on hex.pm
nostrum 0.9.1
An Elixir Discord library
27 versions - Latest release: 5 days ago - 3 dependent packages - 76 dependent repositories - 37.8 thousand downloads total - 574 stars on GitHub - 3 maintainers
elasticlunr 0.6.6 💰
Elasticlunr is a lightweight full-text search engine. It's a port of Elasticlunr.js with more imp...
17 versions - Latest release: about 2 years ago - 1 dependent repositories - 3.05 thousand downloads total - 185 stars on GitHub - 1 maintainer
b3 0.1.0
B3 is a pure Elixir implementation of the BLAKE3 hashing algorithm.
1 version - Latest release: about 1 year ago - 74 downloads total - 4 stars on GitHub - 1 maintainer
farmbot 6.4.1
The Brains of the Farmbot Project
4 versions - Latest release: almost 6 years ago - 1 dependent repositories - 749 downloads total - 1,000 stars on GitHub - 2 maintainers
pundit 1.0.2
Simple authorization helpers for Elixir structs
6 versions - Latest release: about 1 year ago - 26.9 thousand downloads total - 34 stars on GitHub - 1 maintainer
Top 5.5% on hex.pm
witchcraft 1.0.4
Monads and other dark magic (monoids, functors, traversables, &c)
17 versions - Latest release: over 2 years ago - 3 dependent packages - 8 dependent repositories - 52.8 thousand downloads total - 1,177 stars on GitHub - 1 maintainer
ex_dtls 0.15.1
Elixir wrapper over OpenSSL for performing DTLS handshake
18 versions - Latest release: 3 months ago - 2 dependent packages - 2 dependent repositories - 55.8 thousand downloads total - 11 stars on GitHub - 1 maintainer
redirect 0.4.0 💰
Router macro for redirecting a request at a given path to another
4 versions - Latest release: almost 2 years ago - 2 dependent packages - 14 dependent repositories - 193 thousand downloads total - 20 stars on GitHub - 1 maintainer
ex_aliyun_ots 0.15.2
Aliyun TableStore SDK for Elixir/Erlang
61 versions - Latest release: 2 months ago - 2 dependent packages - 2 dependent repositories - 16.3 thousand downloads total - 18 stars on GitHub - 1 maintainer
langchain 0.2.0
Elixir implementation of a LangChain style framework.
12 versions - Latest release: 8 days ago - 16.3 thousand downloads total - 436 stars on GitHub - 1 maintainer
hxl 0.2.1
HCL implementation for Elixir
5 versions - Latest release: about 1 year ago - 1 dependent repositories - 324 downloads total - 30 stars on GitHub - 1 maintainer
fancy_fences 0.3.1
Post-process code blocks in your markdown docs
4 versions - Latest release: about 1 month ago - 1 dependent repositories - 194 downloads total - 2 stars on GitHub - 1 maintainer
diff_match_patch 0.2.0
An Elixir implementation of the Google diff_match_patch library.
2 versions - Latest release: 8 months ago - 3.6 thousand downloads total - 2 stars on GitHub - 1 maintainer
inter 0.3.3
Inter API SDK
9 versions - Latest release: 4 months ago - 463 downloads total - 2 stars on GitHub - 1 maintainer
lisk_api_elixir_client 0.1.0
Elixir API client for Lisk Blockchain
1 version - Latest release: almost 5 years ago - 116 downloads total - 0 stars on GitHub - 1 maintainer
Top 5.3% on hex.pm
html5ever 0.16.0
NIF binding of html5ever using Rustler
23 versions - Latest release: about 1 month ago - 7 dependent packages - 18 dependent repositories - 83.5 thousand downloads total - 79 stars on GitHub - 2 maintainers
lastfm_archive 1.2.1
A tool for extracting and archiving Last.fm music listening data - scrobbles.
29 versions - Latest release: 7 months ago - 1 dependent package - 1 dependent repositories - 2.3 thousand downloads total - 6 stars on GitHub - 1 maintainer
elasticsearch_ex 1.4.0
Elasticsearch_ex is a client library for Elasticsearch
14 versions - Latest release: about 1 month ago - 2.09 thousand downloads total - 1 stars on GitHub - 1 maintainer
picasso 0.2.0
Dead simple image resizing & cropping tool for phoenix projects.
2 versions - Latest release: over 2 years ago - 1 dependent repositories - 123 downloads total - 4 stars on GitHub - 1 maintainer
Top 5.6% on hex.pm
ecto_autoslug_field 3.1.0 💰
Autoslug field for Ecto.
16 versions - Latest release: 9 months ago - 2 dependent packages - 41 dependent repositories - 630 thousand downloads total - 146 stars on GitHub - 1 maintainer
leaked_passwords 1.2.2
Wrapper around Troy Hunt's endpoints for checking whether a given password has been leaked in any...
5 versions - Latest release: 3 months ago - 22.5 thousand downloads total - 10 stars on GitHub - 1 maintainer
quetzal 0.1.12
Analytical web apps, beautiful, fast, easy and real-time using Elixir. No Javascript required.
13 versions - Latest release: over 4 years ago - 1 dependent repositories - 1.57 thousand downloads total - 10 stars on GitHub - 1 maintainer
Top 1.4% on hex.pm
quantum 3.5.3 💰
Cron-like job scheduler for Elixir.
66 versions - Latest release: 2 months ago - 13 dependent packages - 300 dependent repositories - 8.51 million downloads total - 2,252 stars on GitHub - 2 maintainers
Top 1.5% on hex.pm
wallaby 0.30.6 💰
Concurrent feature tests for elixir
49 versions - Latest release: 9 months ago - 6 dependent packages - 277 dependent repositories - 2.02 million downloads total - 1,602 stars on GitHub - 3 maintainers
quantum_storage_persistent_ets 1.0.0 💰
Quantum Storage Adapter based on Persistent ETS
2 versions - Latest release: almost 4 years ago - 110 thousand downloads total - 12 stars on GitHub - 1 maintainer
simple_graphql_client 0.2.1
Elixir graphql client
3 versions - Latest release: over 5 years ago - 1 dependent repositories - 13.1 thousand downloads total - 19 stars on GitHub - 1 maintainer
hui 0.11.0
Hui 辉 is a Solr client and library for Elixir
32 versions - Latest release: about 1 year ago - 2 dependent packages - 5 dependent repositories - 4.03 thousand downloads total - 12 stars on GitHub - 1 maintainer
fx 0.1.0
Simple FX rates library for Elixir
1 version - Latest release: almost 7 years ago - 286 downloads total - 0 stars on GitHub - 1 maintainer
locale_plug 0.2.0
Elixir plug to detect and set locale.
5 versions - Latest release: over 2 years ago - 4 dependent repositories - 16.4 thousand downloads total - 7 stars on GitHub - 1 maintainer
enmity 0.3.0 💰
A Discord library.
3 versions - Latest release: over 4 years ago - 558 downloads total - 2 stars on GitHub - 1 maintainer
xler 0.6.0
A rust-based Excel parser.
9 versions - Latest release: over 3 years ago - 6.99 thousand downloads total - 5 stars on GitHub - 1 maintainer
lacca 0.2.2
Library to manage OS processes from the Elixir runtime.
11 versions - Latest release: 5 months ago - 1 dependent repositories - 876 downloads total - 0 stars on GitHub - 1 maintainer
http_cache_store_memory 0.3.1 💰
A store for http_cache that uses ETS for in-memory caching
4 versions - Latest release: 10 months ago - 512 downloads total - 2 stars on GitHub - 1 maintainer
selecto 0.2.6
A query builder
9 versions - Latest release: over 1 year ago - 1 dependent package - 2 dependent repositories - 449 downloads total - 3 stars on GitHub - 1 maintainer
topical 0.2.1
Simple server-maintained state synchronisation.
15 versions - Latest release: 3 months ago - 1 dependent repositories - 762 downloads total - 12 stars on GitHub - 1 maintainer
chalk 0.1.0
A light GraphQL client to Elixir projects.
1 version - Latest release: about 4 years ago - 212 downloads total - 1 stars on GitHub - 1 maintainer
Top 2.5% on hex.pm
bamboo_smtp 4.2.2
A Bamboo adapter for SMTP
28 versions - Latest release: over 1 year ago - 8 dependent packages - 202 dependent repositories - 4.57 million downloads total - 137 stars on GitHub - 2 maintainers
qwit 0.1.0 💰
A library for building workflows out of queued worker jobs, and running them as transactions.
1 version - Latest release: almost 3 years ago - 55 downloads total - 0 stars on GitHub - 1 maintainer
ex_mustache 0.2.0
Fast mustache templating library for Elixir
2 versions - Latest release: 9 months ago - 9.15 thousand downloads total - 4 stars on GitHub - 1 maintainer
Top 6.9% on hex.pm
type_class 1.2.8
(Semi-)principled type classes for Elixir
18 versions - Latest release: over 2 years ago - 5 dependent packages - 7 dependent repositories - 74 thousand downloads total - 139 stars on GitHub - 1 maintainer
Top 3.3% on hex.pm
crontab 1.1.13 💰
Elixir library for parsing, writing, and calculating Cron format strings.
35 versions - Latest release: over 1 year ago - 12 dependent packages - 136 dependent repositories - 15.1 million downloads total - 88 stars on GitHub - 1 maintainer
open_ai 0.1.3
Elixir wrapper for OpenAI's API.
4 versions - Latest release: over 1 year ago - 1 dependent repositories - 1.04 thousand downloads total - 31 stars on GitHub - 1 maintainer
type_class_goo 1.21.1
(Semi-)principled type classes for Elixir
2 versions - Latest release: about 1 year ago - 96 downloads total - 139 stars on GitHub - 1 maintainer
doma_type_class 1.2.11-blazing
(Semi-)principled type classes for Elixir that don't slow down compilation by dafault.
4 versions - Latest release: over 1 year ago - 2 dependent packages - 2 dependent repositories - 224 downloads total - 139 stars on GitHub - 1 maintainer
codewars_formatter 0.1.0
ExUnit formatter for Codewars
1 version - Latest release: about 3 years ago - 88 downloads total - 0 stars on GitHub - 1 maintainer
mnemoniac 0.1.3 💰
Mnemonic generation according to the BIP-39 standard
4 versions - Latest release: 8 months ago - 2 dependent packages - 1 dependent repositories - 8.99 thousand downloads total - 2 stars on GitHub - 1 maintainer
Top 2.9% on hex.pm
syn 3.3.0
A scalable global Process Registry and Process Group manager.
27 versions - Latest release: about 2 years ago - 18 dependent packages - 14 dependent repositories - 611 thousand downloads total - 615 stars on GitHub - 1 maintainer
Top 0.8% on hex.pm
rustler 0.32.1
Mix compiler and runtime helpers for Rustler.
48 versions - Latest release: about 2 months ago - 168 dependent packages - 366 dependent repositories - 2.06 million downloads total - 4,164 stars on GitHub - 4 maintainers
alpha_vantage_client 0.2.0
An Elixir-based HTTP Client for the Alpha Vantage API.
2 versions - Latest release: 9 months ago - 92 downloads total - 1 stars on GitHub - 1 maintainer
rexerbug 1.0.0
An opinionated Rexbug/redbug wrapper for trace debugging
1 version - Latest release: over 1 year ago - 3.87 thousand downloads total - 3 stars on GitHub - 1 maintainer
sparql_client 0.4.2
A SPARQL client for Elixir.
10 versions - Latest release: about 1 year ago - 1 dependent package - 5 dependent repositories - 13.5 thousand downloads total - 24 stars on GitHub - 1 maintainer
Top 1.7% on hex.pm
exq 0.19.0
Exq is a job processing library compatible with Resque / Sidekiq for the Elixir language.
57 versions - Latest release: 10 months ago - 11 dependent packages - 40 dependent repositories - 2.63 million downloads total - 1,475 stars on GitHub - 1 maintainer
Top 3.9% on hex.pm
axon 0.6.1
Create and train neural networks in Elixir
10 versions - Latest release: 3 months ago - 6 dependent packages - 13 dependent repositories - 173 thousand downloads total - 1,451 stars on GitHub - 1 maintainer
smee 0.4.1
SAML Metadata Extractor, Etc: A library for processing large collections of SAML metadata
4 versions - Latest release: about 2 months ago - 2 dependent packages - 256 downloads total - 1 stars on GitHub - 1 maintainer
exmarket 0.2.0
ExMarket is a Hex Package designed to provide a clean interface for retrieving real-time stock an...
3 versions - Latest release: about 5 years ago - 1 dependent repositories - 396 downloads total - 2 stars on GitHub - 1 maintainer
Related Keywords
elixir-lang 375 phoenix 243 elixir-library 205 erlang 186 ecto 172 hex 130 hacktoberfest 109 plug 96 phoenix-framework 85 api 60 http 50 testing 49 database 44 mix 41 json 39 authentication 38 nerves 38 elixir-phoenix 37 library 34 metrics 33 redis 33 parser 33 logging 33 graphql 33 api-client 32 rust 31 validation 30 otp 30 liveview 29 distributed-systems 29 logger 28 package 28 nif 26 rustler 25 client 25 monitoring 25 postgresql 25 rabbitmq 25 macros 24 absinthe 23 email 22 oauth2 22 elixir-programming-language 22 cli 21 ueberauth 21 exunit 21 phoenix-liveview 20 authorization 19 distributed 19 api-wrapper 19 bitcoin 18 pubsub 18 wrapper 18 telemetry 18 sdk 17 beam 17 xml 17 configuration 16 kafka 16 tracing 16 websocket 16 functional-programming 16 elixir-language 16 blockchain 16 oauth 16 generator 16 aws 16 slack 16 html 15 cryptocurrency 15 driver 15 hex-package 15 security 15 nerves-project 15 monad 14 elixir-plug 14 encoding 14 rpc 14 mix-tasks 14 livebook 14 prometheus 13 framework 13 discord 13 decoding 13 parsing 13 amqp 13 http2 13 http-client 13 instrumentation 13 queue 13 ash 13 data 13 markdown 13 javascript 13 machine-learning 12 feature-flags 12 absinthe-graphql 12 clustering 12 stream 12 python 12