Showing 220 open source projects for "writing"

View related business solutions
  • Earn up to 16% annual interest with Nexo. Icon
    Earn up to 16% annual interest with Nexo.

    Access competitive interest rates on your digital assets.

    Generate interest, borrow against your crypto, and trade a range of cryptocurrencies — all in one platform. Geographic restrictions, eligibility, and terms apply.
    Get started with Nexo.
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 1
    PyExcelerate

    PyExcelerate

    Accelerated Excel XLSX Writing Library for Python 2/3

    Accelerated Excel XLSX writing library for Python. PyExcelerate is a Python for writing Excel-compatible XLSX spreadsheet files, with an emphasis on speed.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 2
    EasyExcel

    EasyExcel

    Lightweight Java library developed by Alibaba for reading and writing

    EasyExcel is a Java library focused on reading and writing Excel files with very low memory usage, making it suitable for large datasets that overwhelm traditional APIs. It uses streaming/event-driven parsing to avoid loading entire workbooks into memory, and it maps rows to Java objects via simple annotations. Writers support multiple sheets, custom styles, merged cells, and template-based filling so production reports remain maintainable.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 3
    HummusJS

    HummusJS

    Node.js module for high performance creation and modification of PDFs

    PDFWriter latest release (4.5.12) includes support for fonts that contain Emojis. Notable examples for Emoji fonts are Windows Segoe UI emoji and Google Noto font. This means that writing text that include emojis will result in lovely colorful emojis, rather than black and white representations. PDFHummus is a fast and free PDF Writing, Parsing and Modification library.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 4
    stb

    stb

    stb single-file public domain libraries for C/C++

    ...The repository provides lightweight, public domain libraries that can be easily integrated into projects without external dependencies or complex build processes. Popular components include stb_image.h for image loading, stb_image_write.h for writing images, and stb_truetype.h for font rendering. These libraries are widely used in game development, graphics engines, and multimedia applications due to their simplicity and portability. The project emphasizes ease of use, minimalism, and performance while avoiding bloated frameworks. Maintained and supported by the open source community, stb has become a standard toolkit for C and C++ developers working with images and graphics.
    Downloads: 20 This Week
    Last Update:
    See Project
  • Full-stack observability with actually useful AI | Grafana Cloud Icon
    Full-stack observability with actually useful AI | Grafana Cloud

    Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

    Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
    Create free account
  • 5
    Kotter

    Kotter

    A declarative, Kotlin-idiomatic API for writing dynamic console app

    Kotter (a KOTlin TERminal library) aims to be a relatively thin, declarative, Kotlin-idiomatic API that provides useful functionality for writing delightful console applications. It strives to keep things simple, providing a solution a bit more opinionated than making raw println calls but way less featured than something like Java Curses.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 6
    Clikt

    Clikt

    Multiplatform command line interface parsing for Kotlin

    Clikt (pronounced “clicked”) is a multiplatform Kotlin library that makes writing command line interfaces simple and intuitive. It’s the “Command Line Interface for Kotlin”. It is designed to make the process of writing command line tools effortless while supporting a wide variety of use cases and allowing advanced customization when needed.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 7
    kaml

    kaml

    YAML support for kotlinx.serialization

    This library adds YAML support to Kotlinx serialization. Currently, only Kotlin/JVM is fully supported. Kotlin/JS support is considered highly experimental. It is not yet fully functional and may be removed or modified at any time.
    Downloads: 53 This Week
    Last Update:
    See Project
  • 8
    XLSX

    XLSX

    Go (golang) library for reading and writing XLSX files

    xlsx is a library to simplify reading and writing the XML format used by recent version of Microsoft Excel in Go programs. Version 3.0.0 introduces some more breaking changes in the API. All methods that can return an `xlsx.File` struct now accept zero, one or many `xlsx.FileOption` functions as their final arguments. These can be used to modify the behavior of the resultant struct, in particular they replace the `…WithRowLimit` variants of those methods with the result of calling `xlsx.RowLimit` and they add the ability to define a custom backing store for the spreadsheet data to be held in whilst processing. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    OCHamcrest

    OCHamcrest

    Hamcrest for Objective-C: Powerful, combinable, extensible matchers

    OCHamcrest is a framework for writing expressive and readable Objective-C unit test assertions. It provides a wide range of matchers that enable writing tests that focus on conditions rather than exact values.
    Downloads: 0 This Week
    Last Update:
    See Project
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 10
    Laravel Socialite

    Laravel Socialite

    Laravel wrapper around OAuth 1 & OAuth 2 libraries

    Laravel Socialite provides an expressive, fluent interface to OAuth authentication with Facebook, Twitter, Google, LinkedIn, GitHub, GitLab and Bitbucket. It handles almost all of the boilerplate social authentication code you are dreading writing. Laravel Socialite provides an expressive, fluent interface to OAuth authentication with Facebook, Twitter, Google, LinkedIn, GitHub, GitLab and Bitbucket. It handles almost all of the boilerplate social authentication code you are dreading writing. To get started with Socialite, use the Composer package manager to add the package to your project's dependencies. ...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 11
    Helidon

    Helidon

    Java libraries for writing microservices

    Helidon is a cloud-native, open‑source set of Java libraries for writing microservices that run on a fast web core powered by Netty. Helidon Níma is the first Java microservices framework based on virtual threads. Helidon is designed to be simple to use, with tooling and examples to get you going quickly. Since Helidon is simply a collection of Java libraries running on a fast Netty core, there is no extra overhead or bloat.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    pikepdf

    pikepdf

    A Python library for reading and writing PDF, powered by QPDF

    pikepdf is a Python library allowing the creation, manipulation, and repair of PDFs. It provides a Pythonic wrapper around the C++ PDF content transformation library, QPDF. Python + QPDF = “py” + “qpdf” = “pyqpdf”, which looks like a dyslexia test and is no fun to type. But say “pyqpdf” out loud, and it sounds like “pikepdf”. pikepdf is a library intended for developers who want to create, manipulate, parse, repair, and abuse the PDF format. It supports reading and write PDFs, including...
    Downloads: 50 This Week
    Last Update:
    See Project
  • 13
    Pwntools

    Pwntools

    CTF framework and exploit development library

    Pwntools is a CTF framework and exploit development library. Written in Python, it is designed for rapid prototyping and development, and intended to make exploit writing as simple as possible. Whether you’re using it to write exploits, or as part of another software project will dictate how you use it. Historically pwntools was used as a sort of exploit-writing DSL. Simply doing from pwn import in a previous version of pwntools would bring all sorts of nice side-effects. This version imports everything from the toplevel pwnlib along with functions from a lot of submodules. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    PhpSpreadsheet

    PhpSpreadsheet

    A pure PHP library for reading and writing spreadsheet files

    PhpSpreadsheet is a library written in pure PHP and offers a set of classes that allow you to read and write various spreadsheet file formats such as Excel and LibreOffice Calc. PhpSpreadsheet is a library written in pure PHP and offers a set of classes that allow you to read and write various spreadsheet file formats such as Excel and LibreOffice Calc. Support for PHP versions will only be maintained for a period of six months beyond the end of life of that PHP version. Use composer to...
    Downloads: 76 This Week
    Last Update:
    See Project
  • 15
    CuPy

    CuPy

    A NumPy-compatible array library accelerated by CUDA

    ...CuPy is highly compatible with NumPy, serving as a drop-in replacement in most cases. CuPy is very easy to install through pip or through precompiled binary packages called wheels for recommended environments. It also makes writing a custom CUDA kernel very easy, requiring only a small code snippet of C++.
    Downloads: 22 This Week
    Last Update:
    See Project
  • 16
    Grabana

    Grabana

    User-friendly Go library for building Grafana dashboards

    Grabana provides a developer-friendly way of creating Grafana dashboards. Whether you prefer writing code or YAML, if you are looking for a way to version your dashboard configuration or automate the tedious and error-prone creation of dashboards, this library is meant for you.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 17
    Gen.jl

    Gen.jl

    A general-purpose probabilistic programming system

    An open-source stack for generative modeling and probabilistic inference. Gen’s inference library gives users building blocks for writing efficient probabilistic inference algorithms that are tailored to their models, while automating the tricky math and the low-level implementation details. Gen helps users write hybrid algorithms that combine neural networks, variational inference, sequential Monte Carlo samplers, and Markov chain Monte Carlo. Gen features an easy-to-use modeling language for writing down generative models, inference models, variational families, and proposal distributions using ordinary code. ...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 18
    Okio

    Okio

    A modern I/O library for Android, Java, and Kotlin Multiplatform

    Okio is a low-level I/O library created by Square for Java and Kotlin that simplifies and optimizes data access. It provides a modern alternative to Java’s InputStream and OutputStream, enabling efficient, buffered, and chainable data handling. Okio is used in many high-performance networking and serialization libraries, including OkHttp.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 19
    node-google-spreadsheet

    node-google-spreadsheet

    Google Sheets API wrapper for Javascript / Typescript

    node-google-spreadsheet is a JavaScript library that provides a simple interface for reading and writing to Google Sheets, supporting both JavaScript and TypeScript.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 20
    MATIO

    MATIO

    MATLAB MAT File I/O Library

    MATLAB MAT file I/O library. Matio is an open-source C library for reading and writing binary MATLAB MAT files. This library is designed for use by programs/libraries that do not have access or do not want to rely on MATLAB's shared libraries.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 21
    TensorStore

    TensorStore

    Library for reading and writing large multi-dimensional arrays

    TensorStore is a high-performance library for reading and writing N-dimensional arrays that live in many different storage systems, from local files to cloud object stores. It separates the logical view (shape, dtype, chunking) from the physical layout so the same code can target Zarr, N5, TIFF pyramids, or custom backends. Rich indexing, slicing, and broadcasting operations make it feel like a familiar array API, while asynchronous I/O pipelines stream chunks efficiently in parallel. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    minizip-ng

    minizip-ng

    Fork of the zip manipulation library found in the zlib distribution

    minizip-ng is a zip manipulation library written in C that is supported on Windows, macOS, and Linux. Minizip was originally developed by Gilles Vollant in 1998. It was first included in the zlib distribution as an additional code contribution starting in zlib 1.1.2. Since that time, it has been continually improved upon and contributed to by many people. The original project can still be found in the zlib distribution that is maintained by Mark Adler. The motivation behind this repository...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 23
    PHPWord

    PHPWord

    PHP library for reading and writing word processing documents

    PHPWord is a library written in pure PHP that provides a set of classes to write to and read from different document file formats. The current version of PHPWord supports Microsoft Office Open XML (OOXML or OpenXML), OASIS Open Document Format for Office Applications (OpenDocument or ODF), and Rich Text Format (RTF). PHPWord is an open source project licensed under the terms of LGPL version 3. PHPWord is aimed to be a high quality software product by incorporating continuous integration and...
    Downloads: 15 This Week
    Last Update:
    See Project
  • 24
    CSS Protips

    CSS Protips

    A collection of tips to help take your CSS skills pro

    The CSS Protips repository is a pragmatic and well-organized collection of tips, tricks, and best practices for writing and structuring CSS — going beyond basic styling to cover nuanced behaviors, performance considerations, cross-browser compatibility, and modern CSS features. It’s aimed at web developers who already know the basics of CSS but want to level up to writing more maintainable, robust, and scalable style sheets. Instead of reinventing styling for each project, css-protips encourages reuse of patterns, deeper understanding of layout and specificity quirks, and adoption of CSS practices that avoid common pitfalls (like layout bugs, rendering issues, or maintenance headaches). ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Aurora libraries

    Aurora libraries

    Building modern, elegant and fast desktop Compose applications

    Aurora is a collection of libraries for writing modern, elegant, and fast desktop Compose applications based on the Ephemeral design system. It is built with Java 11 and runs on Java 11 and later.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB