VIAaaS --- VIAaaS - ViaVersion ~~acetylsalicylic acid~~ as a Service - Standalone ViaVersion proxy How to use: server.example.com._p25565._v1_12_2._uBACKUSERNAME.viaaas.example.com (similar to tor to web proxies) Default Minecraft: viaaas.localhost with port 25565 Default WS URL: wss://localhost:25543/ws - VIAaaS auth page is designed for storing accounts in the player's browser local storage. It requires a CORS Proxy for calling Mojang APIs, which may make Mojang see that as suspicious and reset/block your account password if the IP address is suspect. - There are some information about Mojang password resetting: https://github.com/GeyserMC/Geyser/wiki/Common-Issues#mojang-resetting-account-credentials and https://mobile.twitter.com/MojangSupport/status/863697596350517248 - VIAaaS may have security vulnerabilities, make sure to block the ports in firewall and take care of browser local storage. Download: https://github.com/ViaVersion/VIAaaS/actions (needs to be logged into GitHub) Requires Java 11 How to start VIAaaS server: - ```java -jar VIAaaS-all.jar``` Usage for offline mode: - Connect to mc.example.com._v1_8.viaaas.localhost Usage for online mode: - You can use two accounts (avoids Bad Login error) or the same account for front-end and back-end connections. - You should set up a CORS Proxy (something like https://www.npmjs.com/package/cors-anywhere, ```git clone https://github.com/Rob--W/cors-anywhere && cd cors-anywhere && npm install && node server.js```) on the machine you are using the VIAaaS authenticator webpage. - Go to VIAaaS auth webpage (https://localhost:25543/), configure the CORS Proxy URL (something like http://localhost:8080/, note the ending slash) and listen to the username A that you're using to connect to the proxy. - Add the account B you'll use in ```_u``` parameter to browser auth page. - Connect to ```mc.example.com._v1_8._u(account B).viaaas.localhost``` (```_u(account B)``` parameter can be removed if you are using the same account) - Approve the login in auth webpage - Minecraft client will give Bad Login after you approve the login in your browser if you are using the same account. You can use https://www.curseforge.com/minecraft/mc-mods/auth-me for reauthenticate the client. ## WARNING VIAaaS may trigger anti-cheats, due to block, item, movement and other differences between versions. USE AT OWN RISK ## FAQ VIAaaS is stuck when connecting with online mode: - Your system may have low entropy, see https://wiki.archlinux.org/index.php/Rng-tools