Custom HTML Block Extension vs Spectra Legacy

Head-to-head on the signals that matter, from the public WordPress.org data.

Custom HTML Block Extension

by Aki Hamano

Health A88

Spectra Legacy

by Brainstorm Force

Health A87

Active-install trajectory

Custom HTML Block Extension Spectra Legacy

Active installs, each indexed to 100 at the start of the window. A line above 100 is growing its install base, below 100 is shrinking.

Metric	Custom HTML Block Extension	Spectra Legacy
Active installs Modeled from the public "N+" band and recent downloads.	7K–8K	1M–2M ✓
Install trend Change in active installs across the charted window.	+17% ✓	0%
Overall health	A · 88 ✓	A · 87
Maintenance How recently the plugin was updated.	100/100	100/100
Rating quality Volume-adjusted review quality.	88/100	93/100 ✓
Support Share of forum threads marked resolved.	70/100 ✓	58/100
Rating (adjusted)	4.47★	4.69★ ✓
Reviews	13	1,870 ✓
Ranking optimization How well the listing is tuned to rank on wp.org.	79/100	91/100 ✓
Removal risk Maintenance signals that precede a wp.org closure. Not an official status.	Low	Low
Last updated	1mo ago	3d ago ✓
Downloads · 30d	1.9K	943.1K ✓
Category	Blocks	Blocks

✓ marks the stronger plugin on each row. Rows where they're level show no marker.

Release activity

Custom HTML Block Extension Spectra Legacy

7-day average daily downloads. Downloads spike for about a week after each release as the install base re-downloads, so read this as release cadence, not growth.