Blockchain infrastructure intelligence

Never miss a
network upgrade again

NodeSeer tracks hardforks, upgrades, and maintenance windows across major blockchains — so your team stays ahead of every change.

No credit card required. Free plan available.

10+

Chains tracked

Daily

Event updates

Free

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Your blockchain command centre

Impact-rated events grouped by date. Hardforks and deprecations flagged in red — critical changes are impossible to miss.

app.nodeseer.io/calendar
UTCChainImpactEventType
Monday, June 23, 20262 events
14:00
Ethereum

Prague Hard Fork

EIPs 7702, 2537 activation at epoch 364032

Hard Fork
18:30
Solana

v2.1 Client Upgrade

Recommended validator upgrade window

Upgrade
09:00
Avalanche

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12:00
Polygon

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16:45
BNB Chain

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Chain Chatter

Stay ahead of every network

Real-time chain status, client release tracking, and official social updates from each network's core team.

ChainStatusLatest BlockClientLast Update
Ethereum
Operational

#22,483,201

8s ago

v1.15.3

go-ethereum

Lighthouse v7.0.0 released with improved attestation effectiveness and reduced memory footprint. Recommended upgrade for all validators.2h ago
Solana
Operational

#341,203,774

1s ago

v2.1.14

agave

Firedancer v0.5 milestone reached on testnet. Full mainnet beta coming Q3 2026. Two independent validator clients strengthen network resilience.2h ago
Avalanche
Degraded

#57,441,203

4s ago

v1.11.12

avalanchego

Update: root cause identified as a misconfigured load balancer in us-east-1. Direct RPC connections to validators are unaffected. ETA for resolution: ~2 hours.3h ago

Showing 3 of 10 supported chains

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How it works

From signal to your stack

NodeSeer continuously monitors blockchain sources, extracts events with AI, and delivers them to your team automatically.

1
01

Monitor

We continuously watch official GitHub repos, X accounts, Discord servers, and RPC nodes for every supported chain.

GitHubX / DiscordRPC nodes
2
02

Process

AI parses announcements into structured events. Separate workers track client releases and poll chain health in real time.

AI parsingHealth checksVersion tracking
3
03

Publish

Events are impact-rated and published. Chain status, social feeds, and release versions update in real time.

Events calendarChain statusSocial feed
4
04

Deliver

Your team gets timely alerts through their preferred channel — before critical changes affect your infrastructure.

Web appREST APISlackGrafana

Everything your team needs to stay ahead

Built for DevOps, node operators, and blockchain infrastructure teams.

Event Calendar

Impact-rated calendar with date grouping and chain filters. Hardforks and deprecations highlighted so you never miss a critical change.

Instant Alerts

Slack webhooks that fire before high-impact events. Configure per-chain and per-type filters to cut through the noise.

REST API

Filterable events API with API key auth. Pipe events into your own tools, Grafana dashboards, or monitoring stack.

Supported chains

Free plan covers the top 5. Premium unlocks them all.

Ethereum
Solana
Avalanche
Polygon
BNB Chain
ArbitrumPRO
OptimismPRO
BasePRO
CosmosPRO
PolkadotPRO

Start monitoring in 30 seconds

Free plan, no credit card. Upgrade anytime for API access and alerts.