399 Open source projects that are alternatives of or similar to Core

Blazing fast flame graph tool for V8 and Node 🔥

[av-converter.com] Audio and Video Converter, and YouTube downloader. Convert to MP3, MP4, AAC, FLAC, AC3, WAV, etc.

中国国测局地理坐标（GCJ-02）<火星坐标>、世界标准地理坐标(WGS-84) 、百度地理坐标（BD-09)坐标系转换工具类

Bacardi project is an effort to provide multi-language binding for Node.js native layer.

Unified converter of FB2 files into epub2, kepub, mobi and azw3 formats.

A no nonsense Vector Tile pipeline

Pokémon save editor on the go!

Video / audio conversion, thumbnailing and more ! PHP FFmpeg wrapper

Alfred Workflow to calculate anything with natural language

《前端基础漫游指南》深入的、系统的学习 javascript 基础，喜欢点 Star

Converts HTML to Pug 🐶

Utilities for doing currency conversion with the Money library

.NET Core library to create custom reports based on Word docx or HTML documents and convert to PDF

Python implementation of convertion between equirectangular, cubemap and perspective. (equirect2cube, cube2equirect, equirect2perspec)

Docker-powered html convert to pdf(html2pdf), html to image(html2image like jpeg,png),which using chrome(golang) kernel, add watermarks to pdf, convert pdf to images etc.

pdfHTML is an iText 7 add-on for Java that allows you to easily convert HTML and CSS into standards compliant PDFs that are accessible, searchable and usable for indexing.

🚥 A dataset migration tool from MongoDB to Elasticsearch and vice versa.

Strongly-typed lambda expressions as value converters, data template selectors, and validation rules

Convert typed text to realistic handwriting!

Convert audio files between Tencent apps (Weixin / Wechat, QQ) and Silk codec with other general formats such as MP3 and M4A

Converter from ros bag to csv

convert png to ico format

Convert an object of time properties to milliseconds: `{seconds: 2}` → `2000`

A command-line validation tool for AWS Cloud Formation that allows to conquer the cloud faster!

Redux is a simple, truly extensible options framework for WordPress themes and plugins!

Python script to map 6 cube (cubemap, skybox) faces into an equirectangular (cylindrical projection, skysphere) map.

Execute JavaScript from Go

A self-hosted, drag-and-drop, & nosql file conversion server that supports 62x file formats.

Pokémon Save File Editor

Pure JavaScript library for converting HTML into valid Markdown

headers 2 curl. Provided a set of HTTP request headers, output the curl command line for generating that set. Try the converter online at

A fairly non-abstracted wrapper for Google's V8 JavaScript engine.

A tool to convert AWS EC2 instances back and forth between On-Demand and Spot billing models.

Синхронизация хранилища конфигурации "1С:Предприятия" с репозиторием Git и последующим переходом на разработку в 1C:Enterprise Development Tools (1C:EDT) с сохранением истории

'json-node-normalizer' - NodeJS module that normalize json data types from json schema specifications.

Node.js packages for converting SVG into other formats using headless Chromium

Utilities for converting from C/C++ include guards to #pragma once and back again.

PDF exporter for HTML presentations

Turn your videos into palette-mapped gifs with this easy script

V8 javascript bindings for Rust

A kramdown extension for converting Markdown documents to AsciiDoc.

Bash script to convert video files into Google Chromecast supported format.

A simple but powerful Epoch converter

Convert (almost) anything to JSON

🌌 Collection of articles and tools to efficiently profile Node.js

Resolving Swagger/OpenAPI 2.0 and 3.0 Parser

Convert HTML to Markdown with PHP

Node LLVM 4.0+ Bindings

A flexible Java text processor. BB, BBCode, BB-code, HTML, Textile, Markdown, parser, translator, converter.

Converts Optical Flow files to images and optionally compiles them to a video. Flow viewer GUI is also available. Check out mockup right from Github Pages:

Persian and Gregorian Date Converter for Python 2 and Python 3

V8 Javascript Engine for PHP — This PHP extension embeds the Google V8 Javascript Engine

A ruby gem to liberate content from Microsoft Word documents

A JavaScript compiler written in TypeScript targeting C++/V8

Image -> SVG Vectorizing Tool - Live at:

curl to C# converter

Transform text files to XML, JSON, or YAML

Data formatter that creates simplified objects from JSON or stored reduxObject, creates JSON from the same simplified objects (in according with JSON API specification)

Translates TOML into a Go type in your browser instantly

Conversion utility to translate legacy data formats into FHIR