v2.11.0 (opens in a new tab)
v2.11.0 is a hardfork, security and stability release on top of v2.10.3. It's the public release of v2.11.0-priv, which validators and major RPC providers already run. Uburu hardfork.Polygon PoS release notes
Ethereum releases
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Official repository for the Polygon Blockchain0xPolygon/bor on GitHub
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Items with a reason of their own, ranked by urgency, weight and how often the project publishesv0.12.1 (opens in a new tab)
Heimdall v0.12.1 is the public counterpart of the private v0.12.1-priv release that delivered the Lugano hardfork, already activated on both networks: Amoy: block 47,105,000 (2026-09-23) · Mainnet: block 54,627,000 (2026-10-01 16:22 UTC) · Node operators still…Polygon PoS release notes
v0.10.0 (opens in a new tab)
Release candidate on top of v0.9.0, introducing the Ithaca hardfork. Full diff: Highlights. This is a hardfork release. The headline work is the new Ithaca hardfork (autonomous recovery from a producer stall under a pending milestone), gated at a per-network H…Polygon PoS release notes
v0.10.0-beta (opens in a new tab)
Release candidate on top of v0.9.0, introducing the Ithaca hardfork. Full diff: Highlights. This is a hardfork release. The headline work is the new Ithaca hardfork (autonomous recovery from a producer stall under a pending milestone), gated at a per-network H…Polygon PoS release notes
v0.9.0 (opens in a new tab)
Heimdall v0.9.0 — Mainnet (Zurich hardfork). Summary. Heimdall v0.9.0 is a mandatory release for all mainnet node operators. It activates the Zurich hardfork at Heimdall block 47,880,000 (estimated Thu June 25th, ~2PM UTC), and ships a large set of features, c…Polygon PoS release notes
v0.8.2 (opens in a new tab)
Summary. The heimdall v0.8.2 release contains a security/liveness fix for Polygon mainnet, mirroring the v0.8.2-priv private release. Upgrade is recommended for all node operators. Highlights. Block-producer liveness fix in PrepareProposal.Polygon PoS release notes
v0.8.2-beta (opens in a new tab)
Summary. The heimdall v0.8.2-beta release contains a security/liveness fix for Polygon Amoy, mirroring the v0.8.2-beta-priv private release. Upgrade is recommended for all node operators. Highlights. Block-producer liveness fix in PrepareProposal.Polygon PoS release notes
The stream
Newest firstThu 5 November
v2.11.0 (opens in a new tab) · Polygon PoS High priority
Tue 3 November
Thu 1 October
v0.12.1 (opens in a new tab) · Polygon PoS Security
Tue 8 September
Tue 18 August
Thu 13 August
Mon 20 July
v0.10.0 (opens in a new tab) · Polygon PoS Recommended
Tue 14 July
v0.10.0-beta (opens in a new tab) · Polygon PoS Recommended
Wed 17 June
v0.9.0 (opens in a new tab) · Polygon PoS Recommended
Thu 11 June
v0.8.2 (opens in a new tab) · Polygon PoS Recommended
Wed 10 June
v0.8.2-beta (opens in a new tab) · Polygon PoS Recommended
Tue 2 June
Wed 27 May
v2.8.3-beta4 (opens in a new tab) · Polygon PoS Breaking
Wed 27 May
v2.8.2 (opens in a new tab) · Polygon PoS Recommended
Thu 14 May
v2.8.0 (opens in a new tab) · Polygon PoS Recommended
Mon 11 May
v2.8.0-beta (opens in a new tab) · Polygon PoS Recommended
Wed 29 April
v0.7.1 (opens in a new tab) · Polygon PoS Security
Thu 26 March
Fri 23 January
v0.6.0 (opens in a new tab) · Polygon PoS Security
Tue 13 January
v0.5.6 (opens in a new tab) · Polygon PoS Recommended
Mon 12 January
v0.5.5 (opens in a new tab) · Polygon PoS Security
Thu, 18 December 2025
v0.5.4 (opens in a new tab) · Polygon PoS Security
Fri, 12 December 2025
v0.5.3 (opens in a new tab) · Polygon PoS High priority
Mon, 24 November 2025
Everything here already leads the page above.
Release candidates
Versions the projects put out for testing, carrying the changes the release will bringv0.9.0-beta (opens in a new tab) · Polygon PoS Recommended
v2.8.3-beta5 (opens in a new tab) · Polygon PoS Breaking
v2.8.3-beta3 (opens in a new tab) · Polygon PoS Breaking
v2.8.0-beta2 (opens in a new tab) · Polygon PoS High priority
v0.7.1-beta (opens in a new tab) · Polygon PoS Security