scikit-learn
scikit-learn developers · Mathematical & statistical computing
BSD-licensed Python machine-learning library for classification, regression, clustering, dimensionality reduction, preprocessing and model selection on NumPy and SciPy
210 tools
scikit-learn developers · Mathematical & statistical computing
BSD-licensed Python machine-learning library for classification, regression, clustering, dimensionality reduction, preprocessing and model selection on NumPy and SciPy
SciPy developers (NumFOCUS) · Mathematical & statistical computing
Core open-source Python library for scientific computing on NumPy arrays: optimization, integration, interpolation, linear algebra, sparse matrices, statistics, signal processing
Scrapy developers (maintained with Zyte) · Data collection & crawling
Mature open-source Python framework for writing crawlers (spiders) that fetch pages asynchronously, extract structured items and export them through pipelines
Semgrep, Inc. · Security tools
Static analysis engine that matches code patterns written in the target language's own syntax, with an LGPL community edition and a commercial AppSec platform
Hugging Face · Embeddings, reranking & retrieval
Python library for computing and training embedding, cross-encoder reranker, sparse and multi-vector retrieval models, maintained by Hugging Face with thousands of pretrained models on the Hub
shadcn · Web frameworks & UI
Collection of accessible React components built on Radix primitives and Tailwind CSS that are copied into a project's source rather than installed as a dependency
SchedMD LLC · Distributed & parallel computing
Open-source cluster resource manager and job scheduler for Linux clusters, allocating nodes, launching jobs and managing queues on many HPC systems
SOPS project (CNCF) · Secrets management
Command-line tool that encrypts the values of YAML, JSON, ENV and INI files with age, PGP or cloud KMS keys so secrets can be committed to git
Sphinx team · Documentation tooling
Python documentation generator using reStructuredText or MyST Markdown with cross-referencing, API autodoc and output to HTML, PDF via LaTeX, ePub and man pages
SQLite Consortium / Hipp, Wyrick & Company · Relational databases
Public-domain embedded SQL database engine that stores a whole database in one file and ships inside most operating systems and browsers
Starship contributors · Terminals & shells
Cross-shell command prompt written in Rust that shows Git status, language versions, cloud context and more from one TOML configuration
statsmodels developers (NumFOCUS) · Econometrics & causal inference
Python library for estimating statistical and econometric models with R-style formulas, rich result summaries and tests: OLS, GLM, discrete choice, ARIMA, state space, VAR and more
Supabase Inc. · Relational databases
Open-source backend platform built around a dedicated PostgreSQL database with auto-generated APIs, authentication, file storage, realtime subscriptions and edge functions
Apple Inc. · Swift & SwiftUI development
Apple's compiled, memory-safe, multi-paradigm language for Apple platforms, Linux, Windows and embedded targets, developed in the open at swift.org
SymPy Development Team · Mathematical & statistical computing
Pure-Python computer algebra system for symbolic algebra, calculus, equation solving, matrices, physics modules, code generation and LaTeX output
Tailwind Labs · Web frameworks & UI
Utility-first CSS framework from Tailwind Labs that styles markup with composable class names and generates only the CSS a project uses
TeX Users Group (TUG) · LaTeX & typesetting
The comprehensive free TeX distribution for Linux, macOS and Windows, released yearly with the tlmgr package manager and all major engines, packages and fonts
TeXstudio contributors · LaTeX & typesetting
Open-source desktop LaTeX editor with integrated PDF viewer, autocompletion, wizards, spell checking and a structure view for Windows, macOS and Linux
tmux project (Nicholas Marriott) · Terminals & shells
Terminal multiplexer that keeps shell sessions alive on a server, splits a terminal into windows and panes, and lets sessions be detached and reattached
Traefik Labs · Reverse proxies & web servers
Cloud-native reverse proxy and ingress controller that discovers routes from Docker, Kubernetes and other providers and automates TLS through ACME
Hugging Face · Training & fine-tuning
Hugging Face's model-definition library for text, vision, audio, video and multimodal models, with Pipeline, Trainer and generate APIs used as the reference by training and inference engines
Trino Software Foundation · Analytical engines & OLAP
Distributed SQL query engine that federates queries across data lakes, warehouses and databases through connectors, formerly PrestoSQL
Aqua Security · Security tools
Open-source scanner that finds known vulnerabilities, misconfigurations, exposed secrets and license issues in container images, file systems, git repositories, IaC and Kubernetes clusters
Vercel · CI/CD & build automation
Build system for JavaScript and TypeScript monorepos from Vercel that runs package tasks in dependency order with local and remote caching
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