end-of-life.org

Electron 43 End of Life

Support dates and upgrade guidance — rebuilt from live data.

Supported

Electron 43 is actively supported. It reaches end of life on 5 Jan 2027.

149 days of security support left
43.3.0 latest release
21% of this branch's supported lifetime has elapsed — 30 Jun 2026 → 5 Jan 2027.
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Support timeline

Official dates from the Electron release process.

MilestoneDateStatus
Initial release30 Jun 2026
End of life (scheduled)5 Jan 2027 in 149 days
Latest release43.3.0 · 4 Aug 2026 current

How much runway a newer branch buys

Electron 43 is the newest branch — this is the longest runway currently available.

BranchEnd of lifeDays leftvs 43
Electron 43 5 Jan 2027 149 this branch
Electron 42 20 Oct 2026 72 -77 days
Electron 41 25 Aug 2026 16 -133 days

Frequently asked questions

When does Electron 43 reach end of life?

Electron 43 reaches end of life on 5 Jan 2027 — 149 days from now. After that date it receives no security fixes.

Is Electron 43 still supported?

Yes. Electron 43 is currently maintained. Latest release: 43.3.0, published 4 Aug 2026.

What happens when Electron 43 reaches end of life?

Security fixes stop. After 5 Jan 2027 this branch receives no further updates under standard support.

How long do I have to upgrade from Electron 43?

149 days. This is already the newest branch, so this is the longest runway currently available.

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