Newsletter Subject Spark
Newsletter Subject Spark: Board a subject line that gets a newsletter opened, not ignored.
BlackoutSeal
Stages selected text with a dramatic black censor strip and a rotating 'Classified' stamp overlay on the page.
0 users
Aspect Ratio Frame
Aspect Ratio Frame: Calculate matching dimensions for any crop ratio.
Lorem Ipsum Generator
Lorem Ipsum Generator: Generate placeholder text for your designs and prototypes.
UUID Forge
Generate random UUID v4 identifiers and copy them instantly.
Line Diff
Compare two text blocks line by line and highlight added, removed, and unchanged lines.
Word Frequency
Paste text and see the top N word counts with an optional short-word filter.
Mini Detective
Hide a tiny secret character on each page. Click it to collect points and level up.
0 users
IPv6 Squeeze
Compress and expand IPv6 addresses using basic zero-compression rules.
Payload Size
Estimate Base64 payload byte size from text length or pasted Base64.
betterdeepnote
Inspired by Betterdeepseek firefox addon addition to insert .txt and .md file so deepseek will contsantly read them.
Mood Board
Pick a mood emoji set and caption template, then copy share-ready text.
Bulls Eye
Guess a secret number from 1 to 100 with higher or lower hints.
MailDecor
Compose brand-colored professional HTML emails and inject them into Gmail & Outlook with 1 click. By Satish Kunwar.
Dalton Preview
Approximate how a hex color appears under protanopia, deuteranopia, and tritanopia matrices.
Edit Distance
Compute Levenshtein edit distance and step count between two strings.
