--- title: Codemirror Reviews meta_title: 'Codemirror Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter 10 reviews by the users' company size, role or industry to find out how Codemirror works for a business like yours. aggregate_rating: rating_value: 4.4 review_count: 10 scale: '5' date_modified: '2026-08-07' parent_category: name: Editor url: https://www.g2.com/categories/editor --- # Codemirror Reviews **Vendor:** Codemirror **Category:** [Text Editor Software](https://www.g2.com/categories/text-editor) **Average Rating:** 4.4/5.0 **Total Reviews:** 10 ## About Codemirror Codemirror is a versatile text editor implemented in JavaScript for the browser. It is specialized for editing code, and comes with a number of language modes and addons that implement editing functionality. ## Codemirror Reviews ### 1. Codemirror: A Must-Have Tool for Coders **Rating:** 4.0/5.0 stars **Reviewed by:** AARTI N. | Senior Software Developer(Data Analytics) , Small-Business (50 or fewer emp.) **Reviewed Date:** October 26, 2023 **What do you like best about Codemirror?** Codemirror is a rich feature set and game-changer for developers with code or text. I really like codeMirror's syntax highlighting.It instantly recognizes the language I'm working with and colorizes the code for improved readability. Also, availability of a plugin ecosystem is a significant advantage so that we can create highly tailored development environment. **What do you dislike about Codemirror?** As codeMirror is primarily designed for online use. It would be great if there were more options or workarounds for using CodeMirror in offline environments. **What problems is Codemirror solving and how is that benefiting you?** Earlier identifying and fixing code errors was time-consuming so codemirror helped me to catch errors, validate code and made code more efficient. ### 2. A must have editor for developer.. **Rating:** 3.5/5.0 stars **Reviewed by:** Verified User in Computer Software | Small-Business (50 or fewer emp.) **Reviewed Date:** February 27, 2022 **What do you like best about Codemirror?** Codemirror is a lightweight and easy-to-use editor, especially when you are a web developer. It has many inbuilt plugins that auto-correct CSS and javascript syntax. **What do you dislike about Codemirror?** Codemirror is an open-source tool that comes under MIT license and can be used on any browser, but if you have an outdated browser or some security patches, then it might hang there. **What problems is Codemirror solving and how is that benefiting you?** Our web developer team is extensively using codemirror and collaborating together. It's just an excellent tool for developers. We don't need to get into the installation process; it' plug and play ### 3. Great Text editor for developers...! **Rating:** 3.5/5.0 stars **Reviewed by:** Verified User in Management Consulting | Mid-Market (51-1000 emp.) **Reviewed Date:** February 01, 2022 **What do you like best about Codemirror?** It's lightweight and supports over 100 unique languages open-sourced, autocompletion, vim/emacs/sublime binding, linter integration, themes, inline and block widgets. I must say MIT has done an excellent job. **What do you dislike about Codemirror?** Nothing much, but it would be hard for the beginner to grasp the knowledge due to insufficient documentation available on the website. Documents have to be updated regularly and more sophisticated. **What problems is Codemirror solving and how is that benefiting you?** It's an excellent editor for developers when you start writing code on this editor like butter. Most of the developers in the team used this tool and became more productive, surprisingly. ### 4. JavaScript code editor in the browser **Rating:** 4.0/5.0 stars **Reviewed by:** Margareth S. | Computer Technical Specialist, Enterprise (> 1000 emp.) **Reviewed Date:** August 22, 2019 **What do you like best about Codemirror?** It is an incredible code editor the truth to be so little known to other than that is completely free that in my opinion it is something very good, it also has a fairly powerful and extensive API that allows us to work much better and more comfortable. This editor has many features that make it stand out as the fact that it highlights the syntax so that the reading and writing of the code becomes more enjoyable and simple, in addition to that it makes the spacing and places the indentation automatically, we can also manipulate , create or edit large documents, with thousands of lines of code without any problem and with great fluidity. Finally, I really like that it has an extensive range of languages that it supports and that in addition to that we have the option of autocomplete that when it comes to coding becomes a great friend. **What do you dislike about Codemirror?** I do not like that it is a basically new tool and that it does not have a large community that supports it but the truth is that I think that it is on the right track and to be a tool that does not charge for a commercial license it seems to me that it is quite complete. **Recommendations to others considering Codemirror:** I recommend it, the truth is that I think that being free we have the possibility to try it and to know if it is an editor that makes us comfortable or not, it seems to me that it is very powerful and I dare to say that it is better than others publishers that are paid and that in addition is an editor capable of processing many lines of code at the same time without getting stuck or anything. **What problems is Codemirror solving and how is that benefiting you?** It has been useful to me in repeated occasions where projects have been developed mainly in JavaScript, although it is capable of supporting other languages, in the environment in which it performs best is in JavaScript, I feel that it allows me to work comfortably for the interface so intuitive that it has, and that allows us to know and locate quickly if we have any error in the syntax of the code that we are writing because the editor highlights all those parts of the code. ### 5. one of the best inbuilt text editor for Browser **Rating:** 4.0/5.0 stars **Reviewed by:** Nidhin C. | Chief Technology Officer, Small-Business (50 or fewer emp.) **Reviewed Date:** September 08, 2018 **What do you like best about Codemirror?** its really versatile text editor that been already implemented on our company developers checking browser extension with javasript protocol for easy implementing and editing for such type of errors with already running HTML Platform,it is really helpful in finding out errors and editing so easily in HTML dynamic running on the all the way, its really awesome feature for all kind of long term relation with the builders of such a version of the software i am really happy with the way how has it been implemented in javascript format for such an advancement effective way. **What do you dislike about Codemirror?** Some times its not so much easy after editing and finding out each line were i have been given its edition and putting it to the sublime,but it have really impressed me for its advance functionality, when i using this i recommended it for my workers for just have look into it,such that they are easy to deal with editing codes,Not so much cons ,any way its good and happy to give 8 Stars out of 10 **Recommendations to others considering Codemirror:** You should surely Consider once as comparing all such type extension softwares ,code mirror really serves the key point,Especially a specialized code editor on my sentence **What problems is Codemirror solving and how is that benefiting you?** As the name suggests its really a mirror, where we can easily found out what changes make a dynamic web or software with such a advance functionality to have a great response in everything ,I Am happy after adding this extension, As a i am a fan of opera browser its really easy to implement it on all kinds of browser, but as per my calculation its better suitable for chrome - [View Codemirror pricing details and edition comparison](https://www.g2.com/products/codemirror/reviews?filters%5Bnps_score%5D%5B%5D=4§ion=pricing&secure%5Bexpires_at%5D=2026-08-10+01%3A00%3A07+-0500&secure%5Bsession_id%5D=2fcdfdd2-c841-4dd7-bc7f-f66f163c7cb8&secure%5Btoken%5D=44d0bbc478cde607e21f9fa8786ec350fc4ff51a694bda23bd994711c2dc0495&format=llm_user) ## Codemirror Features **Coding** - Syntax highlighting - Autocompletion - Find and replace - Code folding **Editing** - Collaborative editing - Language Support - Selection Methods **Functionality** - Extensibility - Cross-platform support - Plugins and integrations - Security **Agentic AI - Landing Page Builders** - Cross-system Integration ## Top Codemirror Alternatives - [Notepad++](https://www.g2.com/products/notepad/reviews) - 4.6/5.0 (2,413 reviews) - [Visual Studio Code](https://www.g2.com/products/visual-studio-code/reviews) - 4.7/5.0 (2,655 reviews) - [Sublime Text](https://www.g2.com/products/sublime-text/reviews) - 4.5/5.0 (1,749 reviews)