Some of the important features of the PNG Optimizer addon are listed below. This is followed by an overview of this addon. This summary contains few words about the addon, its function, and its features. Next is FAQ, this section is useful to get information about how this addon works in your browser. If you couldn't find a specific answer, please fill the bug report form on this page or the contact form on the homepage to let us know about your question. Following the FAQ, is the bug report form. It is designed to collect user feedbacks and bugs about this addon. Users can suggest improvements or feature requests through this form too. The next section is for submitting comments about this addon which uses the Facebook comments plugin. The last section is dedicated to reports submitted through the GitHub website. We hope the information provided on this page, could help you get all the basics you need about this addon and enable you to have a better experience with PNG Optimizer.
In short, PNG Optimizer is a browser extension that let you easily optimize PNG images in your browser (in a stand-alone popup). If you want to contribute to the developement of this addon, please fork it on GitHub, and push your changes to a named branch. Moreover, you can review all the comments made on GitHub commits.
4 Reasons to Use PNG Optimizer
Has a stand-alone popup window to drag and drop PNG images.
Has a console to inform you about ongoing processes.
Can optimize and also reduce PNG file size for up to 50 percent.
Available for Firefox, Chrome and Opera browsers on all operating systems.
This video gives you an idea of how the extension works in your browser.
Frequently Asked Questions
1. What is PNG Optimizer?
PNG Optimizer is a browser add-on that helps you optimize PNG images. It also reduces the file size depending on the optimization level. Simply drag and drop PNG file(s) to a designated area in the app UI and then wait for few seconds for the optimization process to finish up. You can select an optimization engine from the drop-down list. There are five optimization engines available to choose from. All the info about the optimization process is being displayed in the console area within the app UI. Once the optimization process is done, please click on the download icon next to each optimized image item to download the optimized file. Please note that download location is the default location in your browser.
2. How can I work with this add-on?
To work with this addon, as mentioned above, just drag and drop a PNG file or multiple files in the - file I/O box - within the app UI (top section). Then, wait for few seconds for the optimization process and finally download your optimized file from the bottom result section. Once an optimization process is finished, you can start a new one. Moreover, you can terminate an optimization process by pressing on the reload button at the top right corner in the app UI. It is important to note that, this add-on can reduce the file size for PNG images for up to 50%, but this number may vary for each image depending on its internal structure. There are five optimization engines embedded in the app. The first and last engines can optimize JPEG & PNG files and the rest can optimize PNG files only. Please note that depending on the optimization engine you choose, the result will be different in terms of quality and final size. Therefore, please select the one that best matches your need.
3. How can I download the source code for PNG Optimizer?
To download the source code for this extension from Chrome Web Store, it is recommended to use Extension Source Downloader. With this addon, you can download the source code as a ZIP or CRX format to your machine. If you want to download the source code from the Firefox addons store, please open the firefox download link (if available) in the Firefox browser and then right-click on the - Add to Firefox - button and select - Save Link As... - item. Choose the destination folder on your machine and then save the file in XPI format. You can then rename the XPI format to a RAR or ZIP file. Some extensions may have a GitHub repo address, which you can use to download the source code as well. But, it may not be the latest version of the addon. Therefore, downloading the source code from the official web stores is the best option as it always gives you the latest version of the addon.
4. How does PNG optimizer addon work?
5. How do I turn the extension OFF?
When app UI is closed, this addon is completely OFF and has no usage (RAM/CPU) on your system at all. Alternatively, if you want to completely turn off the addon, please head to the extensions tab in your browser and then click on the disable button from there.
6. Is this extension available for mobile firefox (Firefox for android)?
Yes, this addon is available for all browsers and platforms including mobile Firefox and Opera browsers.
7. How can I reload the app UI?
When you open the app UI, you will see a reload button on the top left corner. Please press on this button to reload the UI. Also note that, reloading the UI will terminate all active operations and reset the optimization process.
8. How can I download the optimized image?
As mentioned above, once the optimization process is done, the optimized image will be rendered in the top right rectangular area. Simply click on the - download button - in order to download the optimized image. Please note that, the image will be downloaded to the default download location in your machine.
9. How can I change the download location for the optimized image?
To change the download location, please head to the settings tab in your browser and then find the download section. Within this section, you can adjust the download path. This will globally change the download location for all you downloads in your browser.
10. Can I also optimize other formats for image files (i.e. jpeg)?
No, unfortunately this addon is only designed for PNG file formats. In future, support for other file formats will be added.
Your feedback goes a long way towards making this addon even better. With this feedback and bug report form, you can report bugs or suggest features/enhancements for the functionality or performance of this addon. Please note that this form will be sent to the developer(s) of this addon. You will not get an immediate or personal response at the moment. However, the developer(s) may contact you through the email address provided in this form for further clarifications or to request additional information regarding the reported bug(s).
Reviews | Discussions
Please note: keep these reviews/discussions clean, and avoid the usage of derogatory or inappropriate language or terminology in references to individuals or groups based on race, national or ethnic origin, color, religion, age, gender, etc. Do not submit bugs in your reviews, use the above bug-report section instead. Also, never post any personal information in these reviews.
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