Best Code Editors for Objective-C

A highly advanced text editor designed for coding, markup, and writing. With the Goto Anything feature, you can quickly access files using minimal keystrokes and effortlessly navigate to symbols, lines, or specific words. This editor allows you to make multiple edits simultaneously rather than repeating one change multiple times. Thanks to multiple selections, you can efficiently modify numerous lines at once, easily rename variables, and handle files more rapidly than you ever thought possible. The Command Palette provides access to less frequently used features, such as sorting, syntax adjustments, and indentation modifications. By entering just a few keystrokes, you can search for exactly what you need without the hassle of navigating through menus or remembering complex key commands. Additionally, Sublime Text boasts a robust Python API that enables the development of plugins to enhance its existing capabilities. With the ability to install Package Control through the command palette, you gain straightforward access to a wealth of community-created packages that can extend the editor's functionality even further. This makes it an invaluable tool for anyone looking to streamline their coding or writing process.

Notepad++ serves as a free alternative to traditional Notepad and is designed for editing source code across various programming languages. Functioning within the Microsoft Windows ecosystem, it operates under the terms of the GNU General Public License. The editor is built on the robust Scintilla editing framework and is developed using C++, making use of the pure Win32 API and Standard Template Library (STL) to achieve enhanced execution speed and a compact file size. By optimizing numerous processes while maintaining user-friendliness, Notepad++ aims to contribute to the reduction of global carbon dioxide emissions. The software’s efficiency allows computers to use less CPU power, enabling them to operate at lower energy levels, which in turn leads to reduced power consumption and a more sustainable environment. This approach exemplifies how software development can align with eco-friendly initiatives.

TextMate is a robust and highly customizable text editor that supports a vast array of programming languages and is developed under an open-source license. The editor simplifies the process of making multiple edits simultaneously by allowing users to easily add several insertion points for quick code alterations. Users can specify their search criteria, and TextMate efficiently displays results, enabling quick navigation between matches, extraction of relevant text, or previewing intended replacements. It also features a file browser that highlights changes, an editor view that marks modified lines, and the ability to generate diffs for the current file's alterations, all while seamlessly integrating with major version control systems. Whether you're dealing with files that incorporate multiple languages, projects that utilize various build systems, or third-party code with different formatting styles, TextMate adeptly manages it all by linking comprehensive scope selectors to keyboard shortcuts and customized settings. Additionally, this flexibility ensures that developers can maintain their preferred workflows while efficiently navigating complex coding environments.

Geany stands out as a robust, efficient, and lightweight text editor designed specifically for programmers, offering a wealth of features that enhance productivity without slowing down the user experience. It is compatible with Linux, Windows, and MacOS, supports over 40 languages, and accommodates more than 50 programming languages natively. One of the main motivations behind creating Geany was the demand for a versatile, user-friendly, and cross-platform IDE/editor that combines flexibility with power. While various editors fulfill some of these criteria, many fail to adequately address others. Geany is distributed under the GPL v2 license, ensuring that users have the freedom to modify and improve the software, while also allowing the entire community to benefit from those enhancements. Its highly customizable components, such as color themes (known as Geany Themes) and the ability to add new file types, cater to diverse user preferences. Additionally, Geany is equipped with numerous settings that allow for extensive personalization, ensuring it meets the unique needs of its users, including support for popular programming languages like C, Java, PHP, HTML, and JavaScript. Ultimately, Geany appeals to developers looking for a reliable tool that combines simplicity with comprehensive functionality.

Lapce is an innovative, open-source code editor designed to provide a swift and responsive experience, especially beneficial for developers tackling extensive projects or intricate codebases. Developed using Rust, Lapce takes advantage of native development's performance benefits to ensure a seamless editing experience that minimizes delays. The editor boasts a sleek, contemporary interface alongside advanced features like multi-caret editing, split views, and integrated terminal capabilities. By incorporating support for the Language Server Protocol (LSP), Lapce delivers accurate autocompletion, syntax highlighting, and efficient code navigation for a variety of programming languages, ultimately boosting developer productivity. Its high degree of extensibility, comprehensive plugin support, and emphasis on performance position Lapce as an optimal choice for developers seeking a lightweight yet robust editor that effectively combines simplicity with functionality, making it appealing to both novices and experienced coders alike. Furthermore, Lapce's commitment to community-driven development ensures that it continues to evolve, addressing the needs of users and keeping pace with the ever-changing landscape of software development.

Experience a versatile, cross-platform code editor that accommodates more than 60 programming languages across 9 different platforms. You can build or compile your projects seamlessly, and by simply double-clicking on an error message in the Build window, you can swiftly navigate to the relevant line of code. Each error and warning is clearly indicated with an icon located in the left margin for easy identification. Additionally, the overview bar next to the vertical scrollbar provides a visual representation of errors and warnings in relation to your current scroll position within the document. For a more efficient workflow, you can either drag the scrollbar slider to a marked location or click directly on the mark to bring it into view. SlickEdit also features an integrated debugging tool that serves as a user-friendly interface for a variety of debuggers. You can set breakpoints, step through code, inspect the stack, and examine variables and members, offering all the essential functionalities you would anticipate from a debugging tool. Furthermore, SlickEdit facilitates debugging for numerous languages, including GNU C/C++, Java, WinDbg, Clang C/C++ LLDB, Google Go, Python, Perl, Ruby, PHP, XCode, Scala, C# with Mono, Visual Basic with Mono, and Android JVM/NDK, making it a comprehensive solution for diverse development needs. This extensive support makes SlickEdit an invaluable tool for developers working in multiple environments.

Textastic for Mac serves as an ideal desktop counterpart to the widely used iOS code editor. Featuring compatibility with over 80 source code and markup languages, it seamlessly extends the robust syntax highlighting capabilities of its iOS version to the Mac platform. Users can easily integrate their own syntax definitions that are compatible with TextMate and Sublime Text. The Mac version is derived from the same code editor that powers the iOS application, ensuring a consistent experience. It utilizes native macOS APIs like Core Text, which enhances performance and speed. The app simplifies your workflow with features such as code completion, file navigation through a symbol list, and support for contemporary Mac functionalities like Auto Save and Versions. Additionally, with iCloud Drive integration, syncing files between macOS and iOS devices becomes a hassle-free process. This application not only supports a vast array of coding languages but also includes features such as iCloud auto-save and macOS Versions, making it a comprehensive tool for developers. Furthermore, it allows for the importation of syntax definitions, themes, and templates from TextMate, enhancing its customization options.

Code::Blocks is a free, open-source Integrated Development Environment (IDE) that is cross-platform and primarily aimed at developers working with C, C++, and Fortran. Renowned for its lightweight architecture and modular design, Code::Blocks provides a customizable user interface that supports various compilers such as GCC, Clang, and Microsoft Visual C++. The IDE is equipped with an easy-to-navigate interface that includes essential features like syntax highlighting, code folding, auto-completion, and a powerful debugging environment that allows for breakpoints, variable inspection, and tracing the call stack. Additionally, Code::Blocks is highly customizable through the use of plugins, which enable developers to integrate functionalities such as version control, scripting capabilities, and custom build systems. Its combination of being lightweight, flexible, and compatible across different platforms makes it an excellent option for students, educators, and developers engaged in small to medium-sized C/C++ projects. Overall, Code::Blocks serves as a versatile tool that caters to a wide range of programming needs.

SourceDebug is a robust and efficient project-focused programming editor, code explorer, and debugging tool designed to enhance your understanding of code as you work and strategize. It features integrated dynamic analysis for languages such as C/C++ and Objective-C, making it versatile for various coding tasks. With SourceDebug, you can debug applications even when the source code is stored in different locations, ensuring flexibility in your workflow. The application seamlessly combines editing, browsing, compiling, and debugging functionalities for both local and remote projects. This tool is particularly useful for rapidly familiarizing yourself with an existing codebase, enabling a smooth transition to new projects. SourceDebug thoroughly analyzes your project, allowing for effortless navigation and code editing. You can quickly jump to variables, functions, or included files, enhancing productivity. The Smart Bookmark feature is a standout, as it records your browsing position for easy access later. Additionally, it supports debugging through GDB or LLDB-MI over various protocols such as SSH, ADB, Telnet, Rlogin, and Local Cygwin, with GDB server debugging also available. Users can show Quickwatch, Watches, Callstack, Variables, Memory, Breakpoint List, Disassemble, and Thread List as necessary. Furthermore, SourceDebug supports various storage solutions, including SFTP, FTP, and local drives, making it a comprehensive tool for developers. This versatility empowers programmers to tackle complex projects with ease and efficiency.

CodeRunner is an efficient, lightweight programming text editor and integrated development environment (IDE) tailored for macOS. This versatile application was crafted to accommodate a diverse array of popular programming languages and execute them without delay. By default, it can run code in 25 different languages, but users can easily configure it to support additional languages through their respective terminal commands. With a robust offering of over 200 syntax modes, an array of advanced editing capabilities, and thoughtful design elements, CodeRunner is sure to become your preferred editor for all types of text files. Its code completion functionality stands out as one of the finest available in any IDE, featuring intelligent text matching that goes beyond mere single-word suggestions. The extra-fuzzy search algorithm allows users to swiftly locate the right completion among thousands, supplemented by useful documentation snippets and a smart ranking system for results. Instead of cluttering your code with print statements for debugging, take advantage of CodeRunner's comprehensive built-in debugging tools, which allow you to set breakpoints and step through your code seamlessly. With its user-friendly interface and powerful features, CodeRunner is ideal for both novice programmers and seasoned developers alike.

Buffer Editor is an innovative code and text editing tool designed for seamless software development, code viewing, or note-taking while on the move. Countless programmers rely on Buffer Editor for its swift, robust, and sophisticated coding capabilities on mobile platforms. It allows users to preview a variety of file types compatible with iOS, such as images, PDFs, videos, and documents. You can effortlessly toggle between your currently open files and even open several terminals in separate tabs. Additionally, you can preview content both on localhost and your own server, enhancing your workflow and productivity. With its user-friendly interface and extensive features, Buffer Editor truly stands out in the realm of mobile coding applications.

jEdit stands out as a well-established text editor for programmers, boasting a development history that spans hundreds of person-years, especially when factoring in the creation of plugins. This robust editor surpasses many costly alternatives in terms of functionality and user-friendliness, all while being offered as free software with complete source code under the GPL 2.0 license. It includes a built-in macro language and an extensible architecture for plugins, with a vast selection of macros and plugins readily available. Users can easily download and install these plugins directly from jEdit through the convenient "plugin manager" feature. Additionally, jEdit supports a wide variety of character encodings, such as UTF-8 and Unicode, making it highly versatile. It is designed to be configurable and customizable, encompassing all the essential and advanced features one would anticipate in a modern text editor, ensuring it meets the diverse needs of its users. As a result, jEdit remains a compelling choice for developers seeking a powerful yet accessible tool for their coding tasks.

RunCode offers online workspaces that allow you to work in a web browser on code projects. These workspaces offer a complete development environment that includes a code editor, a terminal and access to a variety of tools and libraries. These workspaces are easy to use and can be set up on your own computer.