구글 번역

Should we mention this ? … but works good, has the most language pairs (…) Still recommended to have English in from or to, and be more careful if translating directly from non-English to non-English languages. Has also an API for developers (paid).
Plagiarismdetector: plagiarism checker

One more plagiarism checker that works well from what we could test. Not super fast (but that can be expected if many sources), but free up to a search of 1000 words, and provides one or more links to the sources and some plagia score. A metasearch engine, that uses smartly the input combined in […]
시각적 유의어 사전 마인드 맵

Search 145k+ English words connected to each other by meaning (same, similar, opposite ..) expandable at will, and presented as a nice mind map. This will help your creativity for research on terms, wordings, and texts, but not much on technical solutions finding (Ex: “metals” will not list all metals) One of the rarely paid […]
AI 텍스트 감지기

You had manual writing tools, then recently AI automatic content writing tools, then plagiarism detectors … and now AI to detect AI writings! At least on the few trials we did …. indeed, it did detect humanly written texts and AI-generated tests. The story does not tell if it detects human texts because of the […]
PDF에 워터마크를 추가하는 무료 온라인 서비스

Get all the pages of your pdf watermarked in one go with your own text or image. Not the fanciest Graphical User Interface, but very efficient.Select your PDF, select a couple of options, and be ready to get all your pages watermarked.text, size, font … or your own imageexact positiontransparencyover or under the existing contentexact […]
무료 온라인 OCR

Just provide your scanned image or PDF (with images inside), select your language among 20+and desired output format and get within seconds your recognized text. From our tests, the service is very efficient providing you have at least a 200dpi source. You can upload images and files up to 25Mo on the free version which […]
요약하자면, 이 GPT는 TLDR입니다.

A nice free GPT service, good a summarizing many contents. Either file upload, remote URL, or copy/paste text is possible. It provides the results, so as already proposes some variants for new queries or related topics.
LaTex Playground - 기능 데모

무료 편집기에서 모든 LaTeX 명령어를 사용하여 온라인으로 텍스트를 작성할 수 있을 뿐만 아니라, 제공되는 매우 긴 예제는 언어와 그 모든 가능성을 완벽하게 보여주는 훌륭한 개요 역할을 합니다.
무료 마크다운-HTML 변환기

Just copy/paste your Markdown text and it will be converted into HMTL, providing you both the raw HTML and its preview. Simple and effective, just as the Markdown principle. In case you have not used it before, or used without even knowing it: Markdown is a lightweight markup language created by John Gruber in 2004, […]
문자열 비교 알고리즘 (또는 문자열 유사도 검색 알고리즘)

In coding, when ever you want to be smarter than comparing if 2 strings are perfectly equal ( “abc” == “abd” ? ) … like how much is the first string different from the 2nd (like if the user entered something with a typo) , you have the choices between several algorithms, each with pros […]