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Packages starting with 'S'

1,170 packages · page 2 of 30

Packages

sagemath With conditions
PyPI · Mathematics · released May 2026

SageMath is a comprehensive open-source mathematics software system providing symbolic computation, numerical analysis, and mathematical visualization across algebra, calculus, number theory, and related fields.

However, install it only if you can meet the high friction cost: substantial disk space, a C/Fortran compiler, and patience for a significant build or container setup.

GPL-2.0-or-laterbuilds from source
74.3Kdownloads / mo
sahi Worth it
PyPI · Libraries · released Aug 2026

SAHI performs sliced inference on large images to detect and segment small objects, breaking images into overlapping tiles for processing by detection models and merging results.

Install it if you work with large images containing small objects or need a framework-agnostic wrapper for detection inference.

MITpure Python · 3.8+
281.2Kdownloads / mo
sail-sdk Skip
PyPI · Software Development · released Aug 2026

sail-sdk is a deprecated compatibility shim that installs the canonical sail package, maintaining backward compatibility for existing projects while redirecting to the actively maintained sail package.

license unclearpure Python · 3.9+
277.3Kdownloads / mo
sailthru-client With conditions
PyPI · Utilities · released Jul 2018

A Python client library for the Sailthru REST API, enabling remote access to Sailthru's email marketing and customer engagement platform.

However, the 5+ year gap since the last release (2018-07-26) is a significant concern: you should verify that it works with your target Python version and that…

MITbuilds from source
94.4Kdownloads / mo
salabim Worth it
PyPI · Scientific/Engineering · released Jun 2026

Salabim is a Python library for discrete event simulation (DES) that models systems with components, queues, resources, and stores, and provides 2D/3D animation and data collection without requiring yield statements for process control.

MITpure Python · 3.7+
101.8Kdownloads / mo
salamandra Skip
PyPI · Build Tools · released Apr 2021

Salamandra is a Python framework for loading, analyzing, generating, and storing electronic circuit netlists through an object-oriented API.

Apache-2.0pure Python · 3.5+abandoned
181.7Kdownloads / mo
salesforce-api With conditions
PyPI · Python Modules · released Jan 2026

Wraps Salesforce's REST and SOAP APIs to insert, update, upsert, delete, and query records, with support for bulk operations and metadata introspection.

However, high install friction, aging maintenance (221 days since last release), and modest adoption (37 stars) suggest it may not be actively developed.

MITbuilds from sourceaging
203.2Kdownloads / mo
salesforce-bulk With conditions
PyPI · WWW/HTTP · released Nov 2020

Python client library for the Salesforce Bulk API, enabling asynchronous bulk operations (query, insert, update, delete) on Salesforce records.

However, the high install friction warrants investigation before deployment; verify dependency specifications and Python version support.

MITbuilds from source
3.2Mdownloads / mo
salesforce-cdp-connector Skip
PyPI · Front-Ends · released Jun 2026

Connects Python to Salesforce Data Cloud to execute queries and load results into pandas dataframes or cursor objects, supporting multiple authentication methods including JWT, OAuth, and client credentials.

BSD-3-Clausepure Python · 3.8+
79.4Kdownloads / mo
Salesforce-FuelSDK Skip
PyPI · Libraries · released Aug 2019

Provides Python bindings to Salesforce Marketing Cloud's REST and SOAP APIs, enabling programmatic access to marketing cloud services through a unified SDK interface.

MITpure Pythonabandoned
88.0Kdownloads / mo
Salesforce-FuelSDK-Sans With conditions
PyPI · Libraries · released Jun 2022

Provides Python bindings to Salesforce Marketing Cloud's Fuel API, supporting both REST and SOAP APIs for accessing Marketing Cloud functionality through OAuth2 and legacy authentication.

However, the aging maintenance status (no updates in 1516 days, minimal repository activity) and lack of recent compatibility verification with current Salesforce…

MITpure Python · 3+aging
685.5Kdownloads / mo
SALib Worth it
PyPI · Mathematics · released Oct 2025

SALib implements global sensitivity analysis methods (Sobol, Morris, FAST, DGSM, PAWN, HDMR, and others) to quantify how model inputs affect outputs in systems modeling and uncertainty analysis.

Install it if you need to understand parameter importance or uncertainty propagation in a computational model.

MITpure Python · 3.9+
737.9Kdownloads / mo
salt With conditions
PyPI · Distributed Computing · released Jul 2026

Salt is an event-driven automation engine for deploying, configuring, and managing infrastructure at scale—servers, virtual machines, containers, network devices, and more—through remote execution and configuration management.

Apache-2.0builds from source · 3.8+
105.2Kdownloads / mo
salt-lint Worth it
PyPI · Software Development · released Feb 2023

salt-lint checks Salt State files (SLS) for best practices and potential improvements, flagging style and behavior issues via command-line rules.

Install it if you manage Salt configurations and want to catch style and logic issues before they reach production.

MITpure Python · 3.6+
504.7Kdownloads / mo
saltext.vault With conditions
PyPI · Cryptography · released Aug 2026

A Salt extension that integrates HashiCorp Vault (or OpenBao) with Salt for secrets management and configuration retrieval.

Apache-2.0pure Python · 3.10+
109.2Kdownloads / mo
sam4onnx With conditions
PyPI · Artificial Intelligence · released Feb 2026

Rewrites attributes and constants in ONNX model operators via CLI or Python API, supporting both file-based and in-memory graph modifications.

permissive licensepure Python · 3.6+aging
83.0Kdownloads / mo
sambanova Worth it
PyPI · Python Modules · released Jul 2026

Provides a Python client library for accessing the SambaNova REST API with synchronous and asynchronous support, type-safe request and response handling, and streaming capabilities.

Install it if you are building a Python application that needs to call SambaNova models or services.

Apache-2.0pure Python · 3.9+
162.7Kdownloads / mo
sample-helper-aws-appconfig Worth it
PyPI · Software Development · released May 2026

Fetches and caches configuration from AWS AppConfig, handling API token tracking, multiple content types (YAML, JSON, plain text), and configurable refresh intervals.

permissive licensepure Python
95.8Kdownloads / mo
sampleproject With conditions
PyPI · Build Tools · released Nov 2024

A minimal reference implementation demonstrating Python package structure, metadata configuration, and distribution practices for educational purposes.

MITpure Python · 3.9+dormant
501.7Kdownloads / mo
samplerate With conditions
PyPI · Scientific/Engineering · released Mar 2026

Wraps libsamplerate (Secret Rabbit Code) to perform high-quality audio sample rate conversion using three APIs: Simple, Full, and Callback.

MITcompiled wheel · 3.7+
289.1Kdownloads / mo
samplomatic With conditions
PyPI · Scientific/Engineering · released Jun 2026

Samplomatic generates randomized variants of quantum circuits with declarative intent, supporting Pauli twirling and extensible noise injection patterns for quantum circuit sampling.

However, expect breaking changes between minor versions (beta stage), so pin your dependency.

Apache-2.0pure Python · 3.10+
306.7Kdownloads / mo
samsungtvws With conditions
PyPI · Networking · released May 2026

A Python library for remotely controlling Samsung Smart TVs via WebSocket and REST APIs, supporting both modern Tizen OS TVs and older Orsay-based models with sync, async, and encrypted API options.

The main gotcha is the subnet restriction—your TV must be on the same network as your client.

LGPL-3.0pure Python · 3.9+
117.7Kdownloads / mo
saneyaml With conditions
PyPI · Software Development · released Aug 2024

A lightweight PyYAML wrapper that reads and writes YAML safely with predictable behavior, loading everything except booleans as strings and preserving key order.

permissive licensepure Python · 3.7+aging
170.4Kdownloads / mo
sanic Worth it
PyPI · Application Frameworks · released May 2026

Sanic is an async Python web framework and ASGI-compliant server built for high performance, using async/await syntax to handle requests without blocking.

Install it if you need an async web framework for Python 3.10+ and are comfortable with the 11 runtime dependencies—or if you want to exclude uvloop and ujson, set…

MITpure Python · 3.10+
1.6Mdownloads / mo
Sanic-Cors Skip
PyPI · Python Modules · released Oct 2022

Sanic-CORS is a Sanic extension that adds Cross-Origin Resource Sharing (CORS) support to Sanic web applications, enabling cross-origin AJAX requests with configurable per-route or global policies.

MITpure Pythonabandoned2 known vulnerabilities
311.1Kdownloads / mo
sanic-ext With conditions
PyPI · Application Frameworks · released Jan 2026

Sanic Extensions adds OpenAPI documentation, request validation, CORS, argument injection, and automatic HTTP method handling to Sanic web applications.

However, the aging maintenance status (206 days since last release) and ALPHA-stage API designation in the description suggest caution for production use—verify…

MITpure Pythonaging
720.6Kdownloads / mo
sanic-jwt With conditions
PyPI · Security · released Jun 2022

Sanic JWT adds JWT-based authentication and authorization to Sanic web applications, protecting endpoints and managing authentication scopes through a configurable OAuth flow.

However, it is dormant—last updated in June 2022—so it is best suited for mature Sanic applications that do not require frequent framework upgrades.

MITpure Pythondormant
259.2Kdownloads / mo
sanic-routing Skip
PyPI · Application Frameworks · released Dec 2023

Sanic-routing is a low-level AST-style router that compiles URL path patterns into optimized lookup code, used internally by the Sanic web framework for request routing and signal dispatch.

MITpure Pythondormant
1.5Mdownloads / mo
sanic-testing With conditions
PyPI · Testing · released Jun 2024

Provides sync and async test clients for testing Sanic web applications without requiring a running server.

However, note that maintenance is dormant—last release was 775 days ago—so verify compatibility with your Sanic version before adopting.

MITpure Pythondormant
220.8Kdownloads / mo
sanitize-filename With conditions
PyPI · Utilities · released Apr 2020

Removes or replaces problematic characters from filenames while preserving the original name and non-ASCII characters whenever possible, using a blacklist approach.

However, the project is abandoned (last release April 2020), so it will not receive security updates or bug fixes.

MITpure Pythonabandoned
351.1Kdownloads / mo
sap-ai-sdk-base With conditions
PyPI · Python Modules · released Mar 2026

A Python client library for accessing SAP's AI API, providing methods and data structures to query scenarios, executables, and configurations.

However, verify that PYSEC-2023-315 does not affect your use case, and review the proprietary license terms carefully before committing to it in production.

license unclearpure Python · 3.9+1 known vulnerabilities
192.8Kdownloads / mo
sap-ai-sdk-core With conditions
PyPI · Python Modules · released Mar 2026

Provides Python client access to SAP AI Core APIs for managing machine learning workflows, including pipeline execution, model deployment, resource configuration, and metrics tracking.

However, verify that the proprietary SAP DEVELOPER LICENSE AGREEMENT terms are acceptable for your use case, and confirm you have valid SAP AI Core credentials before…

license unclearpure Python · 3.9+
194.6Kdownloads / mo
sap-ai-sdk-gen With conditions
PyPI · Python Modules · released Jul 2026

Access generative AI models from SAP AI Core through a unified Python SDK that wraps OpenAI, Amazon, and Google model providers via LangChain or direct orchestration.

license unclearpure Python · 3.9+
430.9Kdownloads / mo
sap-cloud-sdk With conditions
PyPI · Application Frameworks · released Aug 2026

Provides a unified Python SDK for interacting with SAP Cloud services including object storage, destination management, audit logging, telemetry, credential handling, and AI integration.

Apache-2.0pure Python · 3.11+
660.5Kdownloads / mo
sapien With conditions
PyPI · Python Modules · released Mar 2026

SAPIEN is a physics-rich simulation environment for articulated objects that enables robotic vision and interaction tasks requiring detailed part-level understanding.

MITcompiled wheel · 3.7+
102.1Kdownloads / mo
saq Worth it
PyPI · Python Modules · released May 2026

SAQ is an async job queue framework that runs background tasks using asyncio, backed by Redis or PostgreSQL, with optional cron scheduling and a web monitoring UI.

MITpure Python
225.3Kdownloads / mo
sarge With conditions
PyPI · Libraries · released Jan 2026

Sarge wraps Python's subprocess module to provide POSIX-style command pipelines with chains, pipes, and redirection on Windows, macOS, and Unix.

Install it if subprocess boilerplate is slowing you down.

permissive licensepure Pythonaging
268.8Kdownloads / mo
sarif-om With conditions
PyPI · Python Modules · released Oct 2019

Provides Python classes implementing the SARIF 2.1.0 object model for representing static analysis results in a standardized interchange format.

MITpure Python · 2.7+dormant
3.1Mdownloads / mo
sarif-tools Worth it
PyPI · Quality Assurance · released Jul 2025

Parses, analyzes, and transforms SARIF (Static Analysis Results Interchange Format) files through command-line tools and a Python library, supporting multiple output formats and comparisons.

Install it if you need to process, report on, or compare results from security or code-quality scanning tools.

MITpure Python
558.0Kdownloads / mo
sarvamai With conditions
PyPI · Python Modules · released Aug 2026

Python SDK for the Sarvam API, providing access to text translation and speech-to-text services across Indian languages with both synchronous and asynchronous clients.

However, install only if you have a Sarvam API subscription and can verify the license terms independently—the package metadata does not declare a license, creating…

license unclearpure Python
177.5Kdownloads / mo