All feeds

Major Crypto Network Upgrades

Major Ethereum, Avalanche, BNB Smart Chain, and XRP Ledger mainnet upgrades in one auto-updating calendar. Exact activations are confirmed; protocol-majority windows remain tentative.

Free·40 events·finance·Auto-updating·Updated

Next finance date

  1. XRPL: fixCleanup3_2_0 Earliest Amendment Activation (tentative)

    Wednesday, July 29, 2026

Updated: Jul 19, 2026 · 40 events

Subscribe to this Smart Calendar Feed

One click — events appear in your calendar within minutes and update automatically as the feed refreshes.

  1. Apple Calendar
  2. Google Calendar
  3. Outlook

Using a different calendar app? Copy the feed URL and add it as a subscription:

https://smartcalendars.ai/cal/6bc95e3af7286db3a1d4e8916c503be6ead3bfa7a1dd99212f698a74998b7944.ics
Smart Calendars AI app preview

Get Smart Calendars AI

  • Schedule from anything

    Turn voice, photos, screenshots, text, and links into events.

  • AI fills in the details

    Finds dates, times, locations, links, attendees, alerts, and notes.

  • Plan many events at once

    Brain-dump a busy week and review separate calendar items.

  • Turn PDFs into schedules

    Convert dense programmes and multi-page timetables into events.

  • Stay ahead of your week

    Summaries help you understand the week behind and what comes next.

  • Catch conflicts early

    Spot overlaps and scheduling problems before they surprise you.

  • Find time that fits

    Get concrete open slots from your real calendar constraints.

  • Complex repeats, made simple

    Weekly classes, monthly reviews, custom alerts, and time zones.

  • Create contacts instantly

    Turn signatures, messages, and business cards into contact cards.

  • Capture wherever you are

    Use iPhone, iPad, Mac, Apple Watch, browser, and ChatGPT.

  • Private by design

    Processed only for your request, never used to train AI models.

Filter options

Upcoming events

JUL29

All day

XRPL: fixCleanup3_2_0 Earliest Amendment Activation (tentative)

in 10 days

Embed this calendar

Add this live, auto-updating calendar to your website or blog.

Frequently asked questions

How do I subscribe to the Major Crypto Network Upgrades calendar?

Open the Major Crypto Network Upgrades subscribe URL on this page and pick your calendar app — Apple, Google, or Outlook. The events sync automatically and stay up to date.

How often does this calendar update?

This feed refreshes on a regular schedule and your calendar app pulls the latest version on its own (usually every few hours).

Is the Major Crypto Network Upgrades calendar feed free?

Yes — every feed in our catalog is free to subscribe to, with no account required.

Can I create my own custom calendar feed?

Yes. Smart Calendars AI lets you create a custom calendar feed from any prompt — describe a topic in plain English and we generate a continuously-updated calendar from across the public web.

Can I share my own calendar availability privately?

Yes — you can publish a private free/busy feed from your Google or Microsoft calendar. Subscribers only see when you're busy, never the event details. Learn more about privacy-first calendar sharing.

Where does this calendar’s data come from?

Sources: official, rights-cleared protocol repositories, documentation, and public-ledger state.

Related smart calendar feeds

ECB Governing Council Calendar

Every European Central Bank Governing Council monetary-policy meeting and accounts (minutes-equivalent) release. Monetary-policy decisions are timed at 14:15 CET with the press conference at 14:45 CET. ECB staff macroeconomic projections are published alongside decisions in March, June, September, and December.

25 events·finance

Fed FOMC Meeting Calendar

Every Federal Open Market Committee (FOMC) meeting cycle, with Meeting Day 1 as an all-day entry, the Day 2 rate decision at 14:00 ET, and the minutes release three weeks later at 14:00 ET. SEP meetings are marked on the rate-decision event rather than split into separate entries.

15 events·finance

Crypto Market Calendar

Verified crypto ETF and regulatory dates, public-listing milestones, and major network upgrades in one free auto-updating calendar.

40 events·finance

Ethereum Network Upgrades

Official Ethereum mainnet hard forks and protocol upgrades with exact activation dates, included EIPs, and automatic calendar updates. Broad roadmap targets remain clearly marked until an exact activation is announced.

21 events·finance

Related articles

Best AI Calendar Apps in 2026: Compare Smart Calendars AI, Sunsama, Motion & More

Compare the best active AI calendar apps for 2026 by capture speed, planning depth, pricing, and workflow fit, with an updated note on the Clockwise shutdown.

Planner to Calendar: Turn Plans Into a Real Schedule

Turn content plans, student workflows, and small-business operations into calendar events, reminders, and time blocks. Smart Calendars AI closes the gap between what you planned and what actually gets scheduled.

Email to Calendar: Turn Gmail, Outlook & Booking Emails into Events

Forward or paste any Gmail or Outlook email and Smart Calendars AI extracts dates, times, links, and locations into calendar events for Apple, Google, or Outlook.

Create a custom calendar feed from any prompt.

Create Your Custom Calendar Feed