SP Flash Tool Compilation for MediaTek Devices
SP Flash Tool is tool use to Flash your Stock Firmware and also to upgrade your firmware, there are a lot of version of the SP Flash Tool it just vary on the compatibility of your device if you are using the latest SOC of chipset of the MediaTek Devices for example the MT6582,MT6592 and other more be sure to use the latest build because it supports that SOC. but for some you can use the other version if you are just using the MT6577 or MT6589 typically you will see the SOC that the SP Flash Tool that it supports in the Platform.xml of every SP Flash Tool that you will download it shows what device they support here is an example of the file.
as you will notice it supports the SOC MT6571 and MT6592 on the SP Flash Tool v3.1344.0.212.
Now here are the compilation of the SP Flash Tool that is Available over the web take note that the lower version are already outdated and you can only use it with the old SOC model of the MediaTek so just be sure to use the latest builds.