Creator's Programs
MrCoolAndroid
Requires Xbox Live connection; works with Xbox 360/One/Series (still better than the official Rich Presence, as it's more detailed)
An exploited console would require a stealth server in order to not be banned.
https://github.com/MrCoolAndroid/Xbox-Rich-Presence-Discord
SirDankz
Requires the Nova plugin to be enabled through Aurora. Source code is promised, but as of writing has not been posted yet.
Reddit thread: https://redd.it/1vma14r
Download link: https://www.mediafire.com/file/84sli1cremm4wd3/360Presence-win-x64.zip/file
XeCord
Requires an exploited console to load the plugin, shows all games present on XboxUnity.
Requires User Token and is against Discord's ToS but chance of being banned from Discord is pretty low.
https://github.com/UncreativeXenon/XeCord
jnackmclain
Requires an exploited console running Aurora.
https://github.com/jnackmclain/Xbox360_presence
TeamUIX
Requires an exploited console that has the JRPC2 plugin.
https://github.com/OfficialTeamUIX/Xbox-Discord-Rich-Presence
Deputies
Doesn't come with a pre-compiled binary.
https://github.com/Deputies/Xbox360DiscordRichPresence
Professional
Requires an exploited console that has the xbdm plugin.
Forum post: https://www.se7ensins.com/forums/threads/discord-rich-presence-bot-for-jtag-rgh-and-xbox-one.1829355/
Mirror: https://consolemods.org/wiki/File:Xbox_Activity_Bot.rar