Open Source Text Editors - Page 5
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CustomLineNumbers
Notepad++ plugin to display line numbers in a custom format
With this plugin you can display line numbers in the line numbers margin of Notepad++ as hex numbers or as relative line numbers. You can also configure the starting line number. Line numbers displayed in the status bar are affected by these settings, too. Hex display of column numbers follows line numbers setting, the starting column number can be configured separately. -
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ANTLR
Parser generator to read, process, or translate structured text
ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files. It's widely used to build languages, tools, and frameworks. From a grammar, ANTLR generates a parser that can build and walk parse trees. It’s widely used in academia and industry to build all sorts of languages, tools, and frameworks. Twitter search uses ANTLR for query parsing, with over 2 billion queries a day. The languages for Hive and Pig, the data warehouse and analysis systems for Hadoop, both use ANTLR. Lex Machina uses ANTLR for information extraction from legal texts. Oracle uses ANTLR within SQL Developer IDE and their migration tools. NetBeans IDE parses C++ with ANTLR. The HQL language in the Hibernate object-relational mapping framework is built with ANTLR. -
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Pix2Text
Open-Source Python3 tool for recognizing layouts, tables, and math
An Open-Source Python3 tool for recognizing layouts, tables, math formulas, and text in images, converting them into Markdown format. A free alternative to Mathpix, empowering seamless conversion of visual content into text-based representations. 80+ languages are supported. Pix2Text (P2T) aims to be a free and open-source Python alternative to Mathpix, and it can already accomplish Mathpix's core functionality. Pix2Text (P2T) can recognize layouts, tables, images, text, and mathematical formulas, and integrate all of these contents into Markdown format. P2T can also convert an entire PDF file (which can contain scanned images or any other format) into Markdown format. -
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Trix
A rich text editor for everyday writing
A rich text editor for everyday writing. Compose beautifully formatted text in your web application. Trix is an editor for writing messages, comments, articles, and lists—the simple documents most web apps are made of. It features a sophisticated document model, support for embedded attachments, and outputs terse and consistent HTML. Trix is an open-source project from Basecamp, the creators of Ruby on Rails. Millions of people trust their text to Basecamp, and we built Trix to give them the best possible editing experience. Most WYSIWYG editors are wrappers around HTML’s contenteditable and execCommand APIs, designed by Microsoft to support live editing of web pages in Internet Explorer 5.5, and eventually reverse-engineered and copied by other browsers. Trix complete control over what happens after every keystroke, and avoids the need to use execCommand at all. -
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Pootle, Virtaal & Translate Toolkit
Localization tools built by localizers for localizers
Tools for localization: - Pootle: web based translation management system. - Virtaal: Computer Aided Translation (CAT) tool. - Translate Toolkit: QA, format conversion and support (PO, Java .properties, OpenOffice, Mozilla, XLIFF, TMX, TBX, CSV, Qt .ts). -
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Textadept
Fast, and remarkably extensible cross-platform text editor
A fast, minimalist, and remarkably extensible cross-platform text editor. Textadept’s user interface is sleek and simple. Relentlessly optimized for speed and minimalism over the years, the editor consists of less than 2000 lines of C and C++ code, and less than 4000 lines of Lua code. Textadept runs on Windows, macOS and Linux. It also has a terminal version, which is ideal for work on remote machines. Textadept is an ideal editor for programmers who want endless extensibility without sacrificing speed or succumbing to code bloat and featuritis. The editor gives you complete control over the entire application using the Lua programming language. Everything from moving the caret to changing menus and key bindings on the fly to handling core events is possible. Its potential is vast. -
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regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions. If you need project-wide substitution and you're tired of hacking sed command lines together, then you should definitely give regexxer a try.
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Helix
A post-modern modal text editor
Helix is a modal (Kakoune/Vim‑inspired) terminal-based text editor written in Rust. It features modern modal editing, multiple selections, smart syntax highlighting, and built-in language server (LSP) integration leveraging tree‑sitter for fast, incremental parsing and code intelligence. -
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P3X OneNote Linux
Linux Electron Onenote - A Linux compatible version of OneNote
P3X OneNote Linux is, actually, an independent browser window for the online OneNote. You can use this program without having to clutter your browser. The main functions are that is independent from any browser, as it works in it's own process. It provides a tray, that allows you to close your browser while it keeps running in the tray. The data is cached and is faster than always opening a new window. It allows you to sign in with the corporate or the personal login. When there is a new update, it auto updates itself (Only in the AppImage version.) The program allows to use other Microsoft online applications, but the dedicated purpose is to use OneNote. The OneNote language is controlled by Microsoft, and we try to work with Online OneNote, but we are getting a hard time, but the Electron UI is now able to use any language. -
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ExtSettings
Notepad++ plugin to configure normally not available settings
Notepad++ uses Scintilla as its underlying edit component. Scintilla has a bunch of possible options to configure but not all of them are available via the preferences dialog or the main menu of Notepad++. This plugin provides the ability to configure some of these settings. -
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Command-line/Ant-task/embeddable text file preprocessor. Macros, flow control, expressions. Recursive directory processing. Extensible in Java to display data from any data sources (as database). Can generate complete homepages (tree of HTML-s, images, etc.)
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WordTsar
WordTsar is a Wordstar 7.0D clone
Wordstar for the 21st Century. WordTsar is a Wordstar 7.0D document mode clone. It loads Wordstar 4, Wordstar 7, RTF (partial) files, and DOCX (partial) files, and saves in Wordstar 7 and RTF format. Wordstar files MUST have a .ws extension to load properly. -
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docx2txt
Perl based utility to extract formatted text content from MS Docx file
Docx2txt is a Perl based command-line utility to convert (even corrupted) Microsoft docx documents to reasonably formatted text files, along with appropriate character conversions. Apart from Perl it also requires a command line unzipping program like unzip/7z/pkzipc/wzunzip. -
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HarfBuzz
Open source text shaping engine
HarfBuzz is an open source text-shaping engine with a C API that turns fonts and strings of character codes into a form that is correctly arranged for the corresponding language and writing system. This is essentially the process of text shaping: translating a string of character codes into a properly arranged sequence of glyphs that can be rendered onto a screen or into final output form for inclusion in a document. This shaping depends on a number of factors: the input string, the active font, the script (or writing system) of the string, and the string's language. Various font formats have their own set of standard text-shaping rules. With Harfbuzz, you can properly shape all the major writing systems. HarfBuzz is cross-platform and supports all major software platforms and font formats. -
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ecode
Lightweight multi-platform code editor designed for modern hardware
ecode is a lightweight multi-platform code editor designed for modern hardware with a focus on responsiveness and performance. It has been developed with the hardware-accelerated eepp GUI, which provides the core technology for the editor. The project comes as the first serious project using the eepp GUI, and it's currently being developed to improve the eepp GUI library as part of one of its main objectives. -
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NppCalc
plugin for evaluates the expressions in the Notepad++
NppCalc - plugin for evaluates the expressions in the Notepad++ NppCalc used to work with math, trigonometry, statistics, combinatorics, arrays, sets, bits, strings, dates, color, image, measurement, file and folder, RS-232, TCP/IP, encoding, encryption, hashing, compression, etc, Over 400 functions. Q: How does this work? A: Just type function name and press Enter! -
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iText®, a JAVA PDF library
PDF Library for Developers
iText is an open-source PDF library available for Java and .NET (C#). iText allows you to effortlessly generate and manipulate standards-compliant PDF documents with a powerful and feature-rich SDK. With iText, you can create archivable and accessible PDFs, split and merge documents, fill and flatten forms, digitally sign documents, and more. iText add-ons enable additional functionality, such as PDF creation from HTML templates, secure redaction, OCR, and much more. The latest versions of iText build on the success of previous versions and feature an improved document engine, high and low-level programming capabilities, and a more efficient modular structure. iText represents the next level for developers looking to leverage PDF in document workflows. The main project page for iText is now on GitHub, and all the latest releases, code samples, open source add-ons and tools, etc. can be found at https://github.com/itext/. -
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XSLT syntax highlighting
Java based XSLT Processor extension for syntax highlighting
Please note that project moved to GitHub: https://github.com/xmlark/xslthl This is an implementation of syntax highlighting as an extension module for XSLT processors (Xalan, Saxon), so if you have e.g. article about programming written in DocBook, code examples can be automatically syntax highlighted during the XSLT processing phase. -
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Grav
Modern, easy and powerful Flat-File CMS
Grav is a modern open source flat-file CMS. Performance is not just an afterthought, we baked it in from the start. Grav has a powerful API and sophisticated Package Manager to make it super flexible. Grav is Open Source, and all the code is available on GitHub.com. The Grav admin plugin provides a simple and intuitive interface to make configuration and content creation easy and enjoyable. Packed to the gills with amazing features and tools, coupled with heaps of detailed documentation, Grav will make you look like a hero developer! Use your favorite Markdown editor to create your content online or offline. The built-in Package Manager lets you to find, install, and easily update extensions and themes for Grav. Grav intelligently caches content to deliver great performance, regardless of hosting. Create unlimited taxonomies such as tags, categories, and authors to filter and manage your content. -
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Quarkdown
Markdown with superpowers, from ideas to papers, and presentations
Quarkdown is a lightweight Markdown processor and static site generator written in Java. It converts Markdown files into styled HTML pages with customizable themes, supporting blog creation and simple documentation websites. Quarkdown emphasizes simplicity and speed, providing an out-of-the-box experience for minimal personal sites. -
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Simplenote for Electron
Simplenote for Web, Windows, and Linux
A Simplenote React client packaged in Electron. All your notes, synced on all your devices. Get Simplenote now for iOS, Android, Mac, Windows, Linux, or in your browser. Notes stay updated across all your devices, automatically and in real-time. There’s no “sync” button, It just works. Add tags to find notes quickly with instant searching. Share a to-do list, post some instructions, or publish your notes online. Notes are backed up with every change, so you can see what you noted last week or last month. Write, preview, and publish your notes in Markdown format. Apps, backups, syncing, sharing, it’s all completely free. Download Simplenote for any device and stay in sync, all the time, everywhere. -
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Zettlr
A Markdown Editor for the 21st century
Writing is an essential part of our everyday life. Why make it complicated? Zettlr redefines what writing means. It is slim, fast, and versatile. Focus on what matters to you. Publish, not perish. In modern times, getting a hold of the flood of information is almost as hard as inserting a USB drive the right way on the first attempt. Zettlr allows you to connect pieces of information using state of the art Zettelkasten methodology. Links? Check. File IDs? Check. File tagging? Also check. And the best is, unlike many competitors, Zettlr never locks you in. Zettlr supports almost every conceivable way to create links and identify your files. In other words: No matter where you come from — all Zettelkästen are beautiful and supported by Zettlr. Out of the box. Zettlr integrates well with reference managers such as Zotero, JabRef, or Juris-M. Simply load your library into Zettlr, and begin to cite. Zettlr strictly adheres to established standards and does not reinvent the wheel. -
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espanso
Cross-platform Text Expander written in Rust
Discover the incredible power of a full-blown text expander. No more copying and pasting, create templates once and let Espanso do the rest for you. Customer support replies, sales pitches, medical reports, you name it. Espanso has got you covered. Just press ALT+Space and Espanso’s search bar will open, letting you search for the perfect snippet. Don’t wrap your head around dates. Espanso makes it easy to use them, both past and future ones. Extend Espanso’s capabilities with packages, or create your own and share them with the community on the Espanso Hub. For advanced use cases, you can extend Espanso’s snippets with shell commands or custom scripts. No more copy-pasting from the terminal, inject the output into applications directly. -
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CSV Quick Viewer
CSV Quick Viewer
Windows file viewer for delimited text files, such as CSV or tab-delimited files. No configuration is required—simply open any delimited text file and view the data in a clean, tabular format. For files with unusual formatting, optional settings allow quick adjustments to ensure proper display.