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Bump reported React version to 19.0.0#5171

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JoviDeCroock wants to merge 1 commit into
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JoviDeCroock/compat-react-19-version
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Bump reported React version to 19.0.0#5171
JoviDeCroock wants to merge 1 commit into
mainfrom
JoviDeCroock/compat-react-19-version

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@JoviDeCroock

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If we support use we could probably justify this bump

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github-actions Bot commented Jul 18, 2026

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📊 Tachometer Benchmark Results

Summary

duration

  • create10k: unsure 🔍 -1% - +0% (-5.98ms - +3.58ms)
    preact-local vs preact-main
  • filter-list: unsure 🔍 -0% - +1% (-0.07ms - +0.12ms)
    preact-local vs preact-main
  • hydrate1k: unsure 🔍 -2% - +2% (-0.96ms - +0.87ms)
    preact-local vs preact-main
  • many-updates: unsure 🔍 -2% - +1% (-0.34ms - +0.12ms)
    preact-local vs preact-main
  • replace1k: unsure 🔍 -2% - +1% (-1.17ms - +0.52ms)
    preact-local vs preact-main
  • text-update: slower ❌ 0% - 8% (0.01ms - 0.16ms)
    preact-local vs preact-main
  • todo: unsure 🔍 -1% - +0% (-0.23ms - +0.11ms)
    preact-local vs preact-main
  • update10th1k: unsure 🔍 -4% - +4% (-1.00ms - +1.03ms)
    preact-local vs preact-main

usedJSHeapSize

  • create10k: unsure 🔍 -0% - +0% (-0.00ms - +0.00ms)
    preact-local vs preact-main
  • filter-list: unsure 🔍 -0% - +0% (-0.00ms - +0.00ms)
    preact-local vs preact-main
  • hydrate1k: unsure 🔍 -0% - +5% (-0.02ms - +0.23ms)
    preact-local vs preact-main
  • many-updates: unsure 🔍 -0% - +0% (-0.00ms - +0.00ms)
    preact-local vs preact-main
  • replace1k: unsure 🔍 -0% - +0% (-0.00ms - +0.00ms)
    preact-local vs preact-main
  • text-update: unsure 🔍 -4% - +1% (-0.04ms - +0.01ms)
    preact-local vs preact-main
  • todo: unsure 🔍 +0% - +0% (+0.00ms - +0.00ms)
    preact-local vs preact-main
  • update10th1k: unsure 🔍 -0% - +0% (-0.00ms - +0.01ms)
    preact-local vs preact-main

Results

create10k

duration

VersionAvg timevs preact-localvs preact-main
preact-local841.87ms - 847.28ms-unsure 🔍
-1% - +0%
-5.98ms - +3.58ms
preact-main841.83ms - 849.71msunsure 🔍
-0% - +1%
-3.58ms - +5.98ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local19.08ms - 19.08ms-unsure 🔍
-0% - +0%
-0.00ms - +0.00ms
preact-main19.08ms - 19.08msunsure 🔍
-0% - +0%
-0.00ms - +0.00ms
-
filter-list

duration

VersionAvg timevs preact-localvs preact-main
preact-local16.51ms - 16.69ms-unsure 🔍
-0% - +1%
-0.07ms - +0.12ms
preact-main16.55ms - 16.61msunsure 🔍
-1% - +0%
-0.12ms - +0.07ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local1.55ms - 1.56ms-unsure 🔍
-0% - +0%
-0.00ms - +0.00ms
preact-main1.56ms - 1.56msunsure 🔍
-0% - +0%
-0.00ms - +0.00ms
-
hydrate1k

duration

VersionAvg timevs preact-localvs preact-main
preact-local56.28ms - 57.74ms-unsure 🔍
-2% - +2%
-0.96ms - +0.87ms
preact-main56.51ms - 57.61msunsure 🔍
-2% - +2%
-0.87ms - +0.96ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local4.99ms - 5.24ms-unsure 🔍
-0% - +5%
-0.02ms - +0.23ms
preact-main5.01ms - 5.01msunsure 🔍
-5% - +0%
-0.23ms - +0.02ms
-
many-updates

duration

VersionAvg timevs preact-localvs preact-main
preact-local16.01ms - 16.36ms-unsure 🔍
-2% - +1%
-0.34ms - +0.12ms
preact-main16.14ms - 16.44msunsure 🔍
-1% - +2%
-0.12ms - +0.34ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local3.74ms - 3.75ms-unsure 🔍
-0% - +0%
-0.00ms - +0.00ms
preact-main3.74ms - 3.75msunsure 🔍
-0% - +0%
-0.00ms - +0.00ms
-
replace1k
  • Browser: chrome-headless
  • Sample size: 100
  • Built by: CI #5700
  • Commit: ac4482d

duration

VersionAvg timevs preact-localvs preact-main
preact-local53.78ms - 54.97ms-unsure 🔍
-2% - +1%
-1.17ms - +0.52ms
preact-main54.10ms - 55.30msunsure 🔍
-1% - +2%
-0.52ms - +1.17ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local3.01ms - 3.01ms-unsure 🔍
-0% - +0%
-0.00ms - +0.00ms
preact-main3.01ms - 3.01msunsure 🔍
-0% - +0%
-0.00ms - +0.00ms
-

run-warmup-0

VersionAvg timevs preact-localvs preact-main
preact-local28.51ms - 29.24ms-unsure 🔍
-1% - +3%
-0.32ms - +0.80ms
preact-main28.21ms - 29.06msunsure 🔍
-3% - +1%
-0.80ms - +0.32ms
-

run-warmup-1

VersionAvg timevs preact-localvs preact-main
preact-local32.65ms - 33.99ms-unsure 🔍
-3% - +2%
-1.12ms - +0.79ms
preact-main32.80ms - 34.17msunsure 🔍
-2% - +3%
-0.79ms - +1.12ms
-

run-warmup-2

VersionAvg timevs preact-localvs preact-main
preact-local28.80ms - 30.03ms-unsure 🔍
-4% - +2%
-1.30ms - +0.47ms
preact-main29.20ms - 30.46msunsure 🔍
-2% - +4%
-0.47ms - +1.30ms
-

run-warmup-3

VersionAvg timevs preact-localvs preact-main
preact-local25.24ms - 25.63ms-unsure 🔍
-1% - +1%
-0.23ms - +0.27ms
preact-main25.26ms - 25.58msunsure 🔍
-1% - +1%
-0.27ms - +0.23ms
-

run-warmup-4

VersionAvg timevs preact-localvs preact-main
preact-local24.45ms - 26.10ms-unsure 🔍
-3% - +6%
-0.84ms - +1.47ms
preact-main24.15ms - 25.77msunsure 🔍
-6% - +3%
-1.47ms - +0.84ms
-

run-final

VersionAvg timevs preact-localvs preact-main
preact-local20.12ms - 20.55ms-unsure 🔍
-2% - +1%
-0.48ms - +0.11ms
preact-main20.31ms - 20.73msunsure 🔍
-1% - +2%
-0.11ms - +0.48ms
-
text-update
  • Browser: chrome-headless
  • Sample size: 220
  • Built by: CI #5700
  • Commit: ac4482d

duration

VersionAvg timevs preact-localvs preact-main
preact-local2.09ms - 2.20ms-slower ❌
0% - 8%
0.01ms - 0.16ms
preact-main2.01ms - 2.12msfaster ✔
0% - 7%
0.01ms - 0.16ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local1.01ms - 1.04ms-unsure 🔍
-4% - +1%
-0.04ms - +0.01ms
preact-main1.02ms - 1.06msunsure 🔍
-1% - +4%
-0.01ms - +0.04ms
-
todo

duration

VersionAvg timevs preact-localvs preact-main
preact-local29.78ms - 29.98ms-unsure 🔍
-1% - +0%
-0.23ms - +0.11ms
preact-main29.81ms - 30.07msunsure 🔍
-0% - +1%
-0.11ms - +0.23ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local1.27ms - 1.27ms-unsure 🔍
+0% - +0%
+0.00ms - +0.00ms
preact-main1.27ms - 1.27msunsure 🔍
-0% - -0%
-0.00ms - -0.00ms
-
update10th1k

duration

VersionAvg timevs preact-localvs preact-main
preact-local23.94ms - 25.38ms-unsure 🔍
-4% - +4%
-1.00ms - +1.03ms
preact-main23.93ms - 25.36msunsure 🔍
-4% - +4%
-1.03ms - +1.00ms
-

usedJSHeapSize

VersionAvg timevs preact-localvs preact-main
preact-local2.97ms - 2.98ms-unsure 🔍
-0% - +0%
-0.00ms - +0.01ms
preact-main2.97ms - 2.97msunsure 🔍
-0% - +0%
-0.01ms - +0.00ms
-

tachometer-reporter-action v2 for CI

@github-actions

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Size Change: -1 B (-0.01%)

Total Size: 15.9 kB

📦 View Changed
Filename Size Change
compat/dist/compat.mjs 3.91 kB -1 B (-0.03%)
ℹ️ View Unchanged
Filename Size
debug/dist/debug.mjs 3.89 kB
devtools/dist/devtools.mjs 274 B
dist/preact.mjs 4.89 kB
hooks/dist/hooks.mjs 1.55 kB
jsx-runtime/dist/jsxRuntime.mjs 861 B
test-utils/dist/testUtils.mjs 473 B

compressed-size-action

@coveralls

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Coverage Status

coverage: 98.541%. remained the same — JoviDeCroock/compat-react-19-version into main

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2 participants