Alternatives to Kotlin.github.io

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requests.readthedocs.io favicon

Learn how to use Requests for HTTP in Python

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Comprehensive documentation for Requests, a user-friendly Python HTTP library, with guides, examples, and reference material for easy integration.

pillow.readthedocs.io favicon

Discover image processing in Python with Pillow

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clojure.github.io favicon

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Browse detailed documentation and overviews for Clojure libraries, including core and contrib APIs, all in one place for easy reference.

devdocs.io favicon

Search docs for 100+ programming languages offline

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Browse and search 100+ programming docs in one place. DevDocs lets you access developer documentation quickly, even when you’re offline.

tesseract-ocr.github.io favicon

Access Tesseract OCR guides and docs easily

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Find clear, organized documentation for Tesseract OCR to help you use, install, and develop with this open-source text recognition software.

conda.io favicon

Master Conda with easy-to-follow documentation

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xgboost.readthedocs.io favicon

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Explore XGBoost's official documentation for setup guides, tutorials, and detailed info on this popular machine learning library and its many features.

cbor.io favicon

Explore CBOR specs and developer tools

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Learn about CBOR, a compact data format for efficient data exchange, with specs, tools, and resources for developers and implementers.

rstudio.github.io favicon

Explore RStudio docs and developer guides

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rdrr.io favicon

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Browse and search R package documentation from CRAN, Bioconductor, GitHub, and R-Forge. Find resources, run R code online, and explore package details.

es5.github.io favicon

Explore annotated JavaScript ES5 specs online

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Annotated ES5 offers a browsable, annotated version of the ECMAScript 5 (JavaScript) language specification for easy online reference and learning.

doc.qt.io favicon

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Find official guides, tutorials, and references for Qt, a cross-platform software development framework. Get help building apps for multiple devices and systems.

pip.pypa.io favicon

Find guides for installing Python packages

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Official documentation for pip, Python’s package installer. Learn how to install, upgrade, and manage Python packages and dependencies with ease.

cffi.readthedocs.io favicon

Connect Python with C code using simple tools

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CFFI provides detailed documentation for a Python library that lets you call C code from Python, making it easy to bridge between the two languages.

webplatform.github.io favicon

Learn web technologies with clear, community docs

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pypa.io favicon

Official Python packaging documentation and tools

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Explore resources and official documentation for Python packaging tools and standards, maintained by the Python Packaging Authority (PyPA).

toolz.readthedocs.io favicon

Efficient Python utilities for data tasks

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Toolz offers a collection of utility functions for Python, helping you work efficiently with iterators, functions, and dictionaries. API docs included.

pypl.github.io favicon

Track programming language trends worldwide

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altair-viz.github.io favicon

Build data visualizations easily in Python

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Explore and create interactive data visualizations in Python with Vega-Altair's easy-to-use, declarative charting library and helpful documentation.

cssreference.io favicon

See CSS properties explained visually

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Explore a free visual guide to CSS with illustrated and animated examples of popular properties, making CSS concepts easy to learn and reference.

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encoding.spec.whatwg.org favicon

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guides.rubyonrails.org favicon

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Explore official guides for Ruby on Rails, offering clear, step-by-step documentation and tutorials to help you build web apps with Rails 8.0.

soliditylang.org favicon

Learn to write Ethereum smart contracts with Solidity

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Browse official Solidity documentation for learning, reference, and guidance on writing smart contracts for Ethereum using this high-level programming language.

cql.hl7.org favicon

Explore CQL language specs and developer guides

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Find comprehensive documentation and guides for Clinical Quality Language (CQL), a standard for expressing clinical logic in healthcare systems.

protobuf.dev favicon

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jsdoc.app favicon

Official JSDoc documentation and tutorials

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Find official JSDoc documentation, tutorials, and guides to help you document JavaScript code and use JSDoc features with ease.

joda-time.sourceforge.net favicon

Java date and time API documentation

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Joda-Time provides documentation and resources for the Java date and time API, helping developers manage time and dates in Java applications.

streams.spec.whatwg.org favicon

Deep dive into web streams API standards

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Official specification for web streams APIs, offering detailed technical documentation for creating, composing, and consuming data streams in browsers.

xhr.spec.whatwg.org favicon

Official XMLHttpRequest API documentation

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Read the official XMLHttpRequest Standard for detailed API documentation on transferring data between web clients and servers. Ideal for web developers.

commonmark.org favicon

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CommonMark defines a simple, easy-to-read plain text format for writing structured documents using familiar email and forum-style conventions.

docs.rs favicon

Search and read Rust crate documentation online

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Docs.rs hosts and lets you search documentation for Rust programming libraries, making it easy to browse and learn about Rust crates online.

edgeguides.rubyonrails.org favicon

Get the latest Ruby on Rails development guides

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Explore up-to-date Ruby on Rails documentation with detailed guides, tips, and examples to help you build and understand Rails applications.

troff.org favicon

Explore troff typesetting tools and guides

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Learn about troff, the classic UNIX text processor, with guides, documentation, and resources for typesetting and formatting text on UNIX systems.

registry.khronos.org favicon

Access official Khronos API specs and docs

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Find official specifications, header files, and documentation for Khronos Group APIs and standards, including OpenGL, Vulkan, and related technologies.

hexdocs.pm favicon

Browse and search Hex package docs easily

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HexDocs hosts documentation for Hex packages, making it easy for developers to access, read, and share technical guides and API docs online.

phpdoc.org favicon

Generate PHP project docs automatically

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phpDocumentor helps you automatically generate clear, organized documentation for your PHP projects, making it easier to maintain and share your code.

firefox-source-docs.mozilla.org favicon

Official Firefox source code docs and guides

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Explore official documentation, guides, and resources for developing, understanding, and contributing to the Firefox source code and related tools.

cran.r-project.org favicon

Find and download R packages for any project

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Browse, download, and contribute R packages for data analysis and statistics. Access documentation, tools, and resources for the R programming language.

elm-lang.org favicon

Build reliable web apps with zero runtime errors

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Elm is a functional programming language for building reliable web apps, featuring helpful error messages and no runtime exceptions.

luau.org favicon

Discover a fast, safe Lua-based scripting language

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Explore Luau, a fast and safe embeddable scripting language based on Lua, with detailed guides and resources for developers.

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Access comprehensive user guides and technical documentation for the ICU Unicode project, helping developers implement internationalization features.

rubydoc.info favicon

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Browse and read documentation for Ruby gems, standard libraries, and open source projects—all in one place for Ruby developers.

spec.commonmark.org favicon

Read the official CommonMark Markdown spec

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CommonMark Spec provides the official specification and documentation for the CommonMark Markdown language, with test cases and changelogs.

doc.sagemath.org favicon

Explore SageMath with clear guides and tutorials

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Find guides, tutorials, and manuals for SageMath—a free math software system. Learn how to use Sage with step-by-step help and reference materials.

relaxng.org favicon

Explore RELAX NG schemas, tools, and guides

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Learn about RELAX NG, an XML schema language. Access specifications, tutorials, tools, sample schemas, and resources for using RELAX NG in your projects.

mik.ua favicon

Find UNIX and Linux guides in Russian

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A Russian-language site offering UNIX, Linux, and networking documentation, guides, and resources for system administrators and IT professionals.

coffeescript.org favicon

Write simpler code that compiles to JavaScript

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CoffeeScript offers clear documentation, guides, and tools to help you write code in CoffeeScript, a language that compiles to JavaScript.

yaml.org favicon

Official source for YAML documentation and guides

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Learn all about YAML with official documentation, guides, and resources for using this human-friendly data serialization language.

ruby-lang.org favicon

Official Ruby docs, guides, and downloads

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Learn about Ruby, a dynamic programming language. Find official docs, tutorials, and resources to start coding or deepen your Ruby knowledge.

crockford.com favicon

Deep-dive JavaScript insights from Douglas Crockford

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Explore in-depth JavaScript guides, essays, and resources by Douglas Crockford to understand the language's features, quirks, and best practices.

doc.rust-lang.org favicon

Access official Rust docs and learning guides

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Find official Rust programming language documentation, guides, and resources to help you learn, reference, and master Rust easily.

ruby-doc.org favicon

Search Ruby docs and find helpful guides easily

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Find fast, searchable Ruby language documentation, including core and standard libraries, with helpful links to tutorials and guides for all levels.

haskell.org favicon

Learn and explore Haskell programming

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Explore the Haskell programming language with guides, downloads, tutorials, and a welcoming community for both new and experienced developers.

linux.die.net favicon

Find Linux commands and documentation instantly

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Browse comprehensive Linux documentation, guides, and man pages to help you understand and use Linux commands, tools, and features with ease.

lua.org favicon

Explore Lua and its official docs in one place

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Discover Lua, a lightweight scripting language. Access downloads, documentation, and community resources to start building with Lua today.

reference.wolfram.com favicon

Explore every Wolfram Language function in detail

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Find detailed documentation, examples, and guides for Mathematica and the Wolfram Language—organized by topic to help you learn and apply key features.

peps.python.org favicon

Explore every Python Enhancement Proposal (PEP)

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Browse the complete index of Python Enhancement Proposals (PEPs) to explore ideas, designs, and changes in the Python programming language.

perldoc.perl.org favicon

Access all official Perl docs in one place

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Browse official Perl documentation online, including guides, tutorials, and FAQs for all recent Perl versions. Great resource for Perl developers.

carbon.nesbot.com favicon

Simplify date and time handling in PHP

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Explore Carbon, a simple PHP extension for DateTime, offering easy-to-use documentation, guides, and tools for handling dates and times in PHP.

rdocumentation.org favicon

Search R package docs across all versions

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Find and search documentation for every version of R packages from CRAN and Bioconductor. Get quick access to package info, functions, and help resources.