From 8c9307093f8f07cbeaacfbc1ac7e09482045add1 Mon Sep 17 00:00:00 2001 From: Kaan Kacar Date: Wed, 15 Jul 2026 15:03:18 +0300 Subject: [PATCH 1/2] Add Protocol 27 Mainnet section to software versions --- docs/networks/software-versions.mdx | 35 +++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/docs/networks/software-versions.mdx b/docs/networks/software-versions.mdx index 993d11d668..ecc01e8cae 100644 --- a/docs/networks/software-versions.mdx +++ b/docs/networks/software-versions.mdx @@ -12,6 +12,41 @@ Release candidates are software releases that are also released to the [Testnet] [testnet]: ./README.mdx +## Protocol 27 (Mainnet, July 9, 2026) + +### Software + +| Software | Version | +| --- | --- | +| XDR | `v27.0` | +| Rust XDR | `27.0.0` | +| Smart Contract Host Environment | `27.0.0` | +| Stellar Core | `27.1.0` | +| Smart Contract Rust SDK | `27.0.0` | +| Poseidon Rust SDK | `TBD` | +| Stellar CLI | `27.0.0` | +| Stellar RPC | `v27.0.0` | +| Stellar Horizon | `v27.0.0` | +| Stellar Galexie | `TBD` | +| Stellar Quickstart | `TBD` | +| Stellar JS Stellar Base | `v14.0.0` | +| Stellar JS Stellar SDK | `v16.0.0` | +| Stellar Horizon Client & TxnBuild | `TBD` | +| Stellar RPC Client | `TBD` | +| Freighter | | +| Laboratory | `N/A` | +| Futurenet Network Passphrase | `Test SDF Future Network ; October 2022` | +| Testnet Network Passphrase | `Test SDF Network ; September 2015` | +| Mainnet Network Passphrase | `Public Global Stellar Network ; September 2015` | + +### Release notes + +New features in Zipper, Protocol 27: + +- [Release Notes](https://github.com/stellar/stellar-core/releases/tag/v27.0.0) +- [Protocol 27 Upgrade Guide](https://stellar.org/blog/foundation-news/stellar-zipper-protocol-27-upgrade-guide) +- Authentication Delegation and Address-Bound Soroban Credentials: [CAP-71](https://github.com/stellar/stellar-protocol/blob/master/core/cap-0071.md) + ## Protocol 27 (Testnet, June 18, 2026) ### Software From 33f7bb7301ee42ae9eed720a41f61940b42bf39c Mon Sep 17 00:00:00 2001 From: Kaan Kacar Date: Wed, 15 Jul 2026 16:20:50 +0300 Subject: [PATCH 2/2] Trigger review re-run