Download ChessSolve

Name: ChessSolve
Author: Sárvári Merse

By: Sárvári Merse Add-on

Download ChessSolve (current and past versions) for Firefox

Latest Version: 2.12.3 Updated: 4 days ago

Ready to install?

ChessSolve is available to install from Firefox Add-ons Store and for download from this page.

View source code

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Total downloads

Available versions

You can find the current and older versions of ChessSolve here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.

Upgrade to download older versions

Version	Download	Size	Timestamp
2.12.3	XPI · ZIP · Source code	350.10KB	2026-08-15
2.12.2	XPI · ZIP · Source code	347.64KB	2026-08-14
2.12.1	XPI · ZIP · Source code	344.16KB	2026-08-10
2.12.0	Paid users only	344.78KB	2026-08-08
2.11.1	Paid users only	337.79KB	2026-08-06
2.10.3	Paid users only	334.42KB	2026-08-03
2.9.0	Paid users only	329.85KB	2026-07-29
2.10.2	Paid users only	334.41KB	2026-07-29

2026-08-15 · 0 downloads

XPI ZIP Source code

2026-08-14 · 0 downloads

XPI ZIP Source code

2026-08-10 · 0 downloads

XPI ZIP Source code

2026-08-08 · 0 downloads

Paid users only

2026-08-06 · 0 downloads

Paid users only

2026-08-03 · 0 downloads

Paid users only

2026-07-29 · 0 downloads

Paid users only

2026-07-29 · 0 downloads

Paid users only

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

Download the ChessSolve ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the ChessSolve ZIP file from step 1. ChessSolve is now installed on your browser.