founding_caseownership=verifiededitorial=approvedrel=follow
Utileno
Free bilingual web tools that run in the browser — no signup, no file upload.
/compare/converters
Format and unit converters, markdown/yaml/diff/QR utilities, and related transform tools on IndieIndex.
Highlighted
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
Transform
Client-side converters between JSON, types, and other data formats.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
UnitConverters.net
Large free unit conversion calculator set (length, area, volume, more).
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
Epoch Converter
Unix timestamp ↔ human date converter.
ownership=unclaimededitorial=approvedrel=ugc nofollow
Squoosh
Compress and convert images in the browser with WebAssembly.
ownership=unclaimededitorial=approvedrel=ugc nofollow
CyberChef
Browser “Cyber Swiss Army Knife” for encoding, decoding, and data transforms.
ownership=unclaimededitorial=approvedrel=ugc nofollow
Cryptii
Modular encoding/decoding pipelines that run in your browser.
ownership=unclaimededitorial=approvedrel=ugc nofollow
YAMLlint
Free online YAML validator and reformatter.
ownership=unclaimededitorial=approvedrel=ugc nofollow
Dillinger
Free online Markdown editor with live preview and export.
ownership=unclaimededitorial=approvedrel=ugc nofollow
StackEdit
Open-source in-browser Markdown editor (offline-capable).
ownership=unclaimededitorial=approvedrel=ugc nofollow
Text Compare!
Paste two texts and see the difference — simple online diff.
ownership=unclaimededitorial=approvedrel=ugc nofollow
goQR.me
Free QR code generator for URLs, vCards, and more.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
TinyPNG
Compress PNG, JPEG, WebP, and AVIF with a simple web upload.
Others in converters
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
Daissue Korean Romanizer
국립국어원 표기법 기반 한글→로마자 웹 변환기.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
Ezgif
GIF, video, and image converters in the browser.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
JSON Formatter
Format, validate, and convert JSON in the browser.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
모두의 변환기 — 평수 계산기
평 ↔ m² ↔ ft² 즉시 환산과 아파트 평형 참고표.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
OKLCH Color Picker
Interactive OKLCH color picker and hex/rgb/hsl converter.
ownership=unclaimededitorial=approvedrel=ugc nofollow
PDFLince
Privacy-first PDF toolkit — compress, merge, split, convert in-browser.
ownership=unclaimededitorial=unreviewedrel=ugc nofollow
Toolu
회원가입 없는 한국어 중심 무료 온라인 도구 모음.
ownership=unclaimededitorial=approvedrel=ugc nofollow
우리한글 (UriHangeul)
한글 글자수·자모·로마자·한영타자·전통단위 등 브라우저 한국어 도구 모음.