Onion messages
Onion messages are messages that can be sent across the LN network by nodes that support the protocol. Messages don’t use HTLCs, minimizing the use of LN node resources.
This topic description is a stub. We would welcome a pull request providing more background information about the topic.
Primary code and documentation
Optech newsletter and website mentions
2024
2023
- BOLTs #759 adds support for onion messages to the LN specification
- LDK #2294 adds support for replying to onion messages
2022
- 2022 year-in-review: onion messages
- LDK #1652 adds support for onion message reply paths
- LDK #1503 adds support for onion messages
- Proposals to either rate limit or charge for onion messages
- Proposal to charge for onion message bandwidth
- Eclair #2133 begins relaying onion messages by default
- Eclair #2117 adds onion message replies in preparation for supporting offers
- Eclair #2099 adds onion message configuration option for controling when to relay messages
2021
- 2021 year-in-review: onion messages
- Eclair #2061 adds initial support for onion messages
- C-Lightning #4921 updates the implementation of onion messages
- Eclair #1957 adds basic support for onion messages
2020
- C-Lightning #3600 adds experimental support for onion messages using blinded paths
- Proposal for LN direct messages