Desktop search

Ψ 個人知識管理的搜尋任務類型: 電腦檔案或內文搜尋 | 多個PDF檔案的內文搜尋 | 自訂搜尋服務(網頁歸檔) | Gmail搜尋 Ψ

List of desktop search software

Full text and filename search

電腦的多個檔案的內文搜尋

Open-source software of full text search

BurntSushi/ripgrep: ripgrep recursively searches directories for a regex pattern while respecting your gitignore for Win , macOS or Linux

• File format: plain text files & compressed files
• Big file search:
• Regular expression: supported (syntax)
• License: Dual-licensed under MIT or the UNLICENSE

Windows Grep: Grep for Windows v.2.3 Win

• File format: plain text files
• big file search: ok e.g. file size (1) > 90 MB: ok; (2) > 200MB: ok
• Regular expression: supported
• refine the search:

Grep command for Linux <ref>Finding a File containing a particular text string in Linux server</ref><ref>Linux and Unix grep command help and examples</ref>

• File format: plain text files
• multiple files: grep -ir "string to search" /path/to/directory<ref>options (1) -i, which means ignore case (2) -r means search recursively through an entire directory tree including the sub directory How to use the grep command, by The Linux Information Project (LINFO)</ref>
• multiple files: find *.json | xargs grep -E "詐騙|詐欺" -sl to find json files which its content contains the string 詐騙 or 詐欺. more on Search for string in json files
• single file: grep "string to search" /path/to/file ex: keyin grep avc /var/log/messages to find the SELinux log messages<ref>HowTos/SELinux - CentOS Wiki / zh-tw/HowTos/SELinux - CentOS Wiki(in Mandarin Chinese) </ref>

Copernic: Software to search, find, and manage information v.3.5.1 on Win

• File format:
• Range: folders and file types you specified
• Refine the search: file name, file type, file size, date, folder. Quotation marks is available. More on Refine a search with operators
• Comment: Nice for searching PHP scripts

DocFetcher on Win , macOS & Linux (經常找不到文件嗎？試試免費的跨平台桌面搜尋工具：DocFetcher | 簡睿隨筆@新世界)

• File format: plain text files & compressed files
• Range: folders and files type you specified
• 搜尋: 支援輸入部分字串
• License: Eclipse Public License
• Comment: not suitable for search PHP scripts

Zotero v.3 for Firefox

• File format: Metadata or attached PDF or HTML files
• 搜尋: 儲存在Zotero資料庫的文獻書目、標籤、附檔檔名、附檔(PDF或HTML網頁檔)內文<ref>pdf_fulltext_indexing (Zotero Documentation)(screencast_tutorials:advanced_search )</ref>

grepWin v1.5.6.x

• File format: plain text files
• big file search: file size (1) > 90 MB: ok; (2) > 200MB: ok;
• Regular expression: supported
• refine the search:
• comment: If there are too many matches, the software will be frozen and get back after some minutes.

Notepad++ v7.4.2<ref>Searching in Files</ref>

• File format: plain text files
• big file search: file size < 600 MB: ok<ref>解決 Notepad++ 開啟大檔案遇到「file is too big to be opened」錯誤訊息</ref>
• Regular expression: supported
• refine the search: file name, file type (separated by ; symbol, ex: *.html; *.htm to search the text in the html and htm file types) , folder

Grep for Windows Win CLI

• File format: plain text files
• big file search:
• Regular expression:
• refine the search:

Findstr command Win

• File format: plain text files
• big file search:
• Regular expression:
• refine the search:
• instruction:<ref> 如何編寫批次檔讓我可以抓取TXT檔中的某個字串 - iT 邦幫忙::一起幫忙解決難題，拯救 IT 人的一天</ref>

Commercial software of full text search

$ Sublime Text v.2

• File format: plain text files
• big file search:
• Regular expression: supported<ref>Search and Replace — Sublime Text Unofficial Documentation</ref><ref>Perl Regular Expression Syntax - 1.47.0</ref>
• refine the search: file name, file type (separated by , symbol, ex: *.html, *.htm to search the text in the html and htm file types) , folder。 Menu -> Find -> Find in files -> Where: Add include filters<ref>Sublime Forum • View topic - Find in Files of Filetype</ref>

$ X1 Search 8 - Find Emails, Files, and SharePoint Data on Standard or Virtual Desktops(formerly Yahoo! Desktop Search)

• File format:
• Range:

$ EmEditor

• File format: plain text files
• big file search: ok
• Regular expression: supported
• refine the search:

在 Mac 上使用 Spotlight 搜尋 - Apple 支援 (台灣) on macOS

• File format: plain text files

Search text in files (cloud solution)

full text searching

• Google drive: Search your Google Drive - Drive Help text-PDF was tested: 2013-01-06
• Evernote: Search Better with Evernote Premium: Document Search
• Dropbox: How can I use full-text search to search the contents of my files? (Dropbox Help Center)
• How-To Do a Full Text Search within your Gmail Attachments?

file name or folder name searching only

• Microsoft SkyDrive
• Box
• ASUS WebStorage
• Hami+ 個人雲

template (left blank intentionally)

Software name
* File format
* big file search:
* Regular expression:
* refine the search:

by logical operators

OR: match the lines which contains pattern1 OR pattern2<ref>logical operators in grep</ref><ref>7 Linux Grep OR, Grep AND, Grep NOT Operator Examples</ref>

• awk '/pattern1|pattern2/' file_name for Linux
• grep 'pattern1\|pattern2' file_name
• grep -E 'pattern1|pattern2' file_name
• cat file_name | grep -E 'pattern1|pattern2'

AND: match the lines which contains pattern1 AND pattern2

• awk '/pattern1/&&/pattern2/' file_name for Linux
• grep -E 'pattern1.*pattern2|pattern2.*pattern1' file_name order dependent
• cat file_name | grep -E 'pattern1.*pattern2|pattern2.*pattern1' order dependent

Search text in single plain text file

Search text in a file

• Linux grep command:
  • case insensitive<ref>Using grep and Ignoring Case (Case Insensitive grep)</ref>: Using grep -i keyword /path/to/file (Linux ) or enclose it in double quotes if the keywords contains spaces grep -i "keywords contains space" /path/to/file
  • case sensitive: grep keyword /path/to/file (Linux )
  • show several surrounding lines: grep -C 2 keyword /path/to/file to show 2 lines before and 2 lines after<ref>search - grep a file, but show several surrounding lines? - Stack Overflow</ref>. (Linux )

• vim: (1)vim [options] filename (2)press /keyword (Linux )

• cat & grep: cat /path/to/file | grep keyword (Linux )<ref>Using Grep & Regular Expressions to Search for Text Patterns in Linux | DigitalOcean</ref>
  • case insensitive: Using cat /path/to/file | grep -i keyword (Linux ) or enclose it in double quotes if the keywords contains spaces cat /path/to/file | grep -i "keywords contains space" e.g. Keyin cat log.txt | grep -i error to matched the line contains error or Error in the file log.txt.
  • case sensitive: cat /path/to/file | grep keyword (Linux )

other issues

• big file search:
• Regular expression: supported
• refine the search:

Search text in multiple compressed files

• Switch to the folder & keyin the command find . -name "error*.gz" | xargs zcat | grep "pattern" to search the error*.gz files contains specified pattern <ref>linux - find string inside a gzipped file in a folder - Stack Overflow</ref>

Search text in a compressed text file

• zcat & grep: cat /path/to/compressed_text.gz | grep keyword (Linux )<ref>Unix / Linux: cat .GZ Compressed Text File On Screen</ref>

file name or folder name search

搜尋範圍(1)資料夾名稱 與 (2)檔案名稱

Everything Search Engine(official wiki) version 3.1.4

• 搜尋: 支援輸入部分字串 ，輸入 studi* 可以找到 studio ，詳 Searching。
• 媒體: 電腦本地磁碟(local NTFS volumes)，不包含網路磁碟。https://planetoid.info/images/Icon_exclaim.gif不支援 FAT 格式。
• 可當 server
• 縮小範圍: 可排除特定檔案類型或者特定目錄，不在索引範圍內。
• 教學:
  • 如何讓 Everything 從遠端電腦搜尋下載本機檔案？並整合到 Firefox 搜尋列？ | 電腦玩物,
  • Everything - 最快的檔名搜尋工具 @ Nelson 不知不覺升上國二了
  • Everything 1.4.1.965 檔案搜尋的速度極限在哪裡？試了就知道 :: 哇哇3C日誌

Locate32

• 搜尋:
• 縮小範圍:

Listary - Free Search Utility | Windows Explorer Search | Text Editing

• 介紹: 快速方便的檔案名稱篩選器–Listary，幫你立刻找出想要的檔案！ - ㊣軟體玩家

Total Commander v7.56a

• 搜尋:
• 縮小範圍: 可指定多個資料夾，路徑可用 ; 符號間隔

Where Is It? - "Catalog your media collection, use descriptions, thumbnails and categories, find files or disks you need"

• 搜尋:
• 縮小範圍:
• 其他: 無法將「網路磁碟」納入索引範圍

Wise JetSearch - Fast Local File Search Tool - Search Everything v.1.24.65 (Wise JetSearch 1.24 免安裝中文版 - 取代Windows內建搜尋功能 - 阿榮福利味)

• 搜尋: 支援輸入部分字串 ，輸入 * 或 ? 符號。例如: studi? 可以找到 studio。詳Wise JetSearch Online Help Center
• 媒體: 電腦本地磁碟，支援NTFS, FAT 格式。
• 縮小範圍: 無法排除特定檔案類型或者特定目錄，在索引範圍內。

Finder for macOS

• 搜尋: (1)可輸入部分字串，例如輸入 appl 可以找到 apple。 (2)不支援輸入 wildcard (*)
• 縮小範圍: 可預先設定排除特定目錄

尋找特定檔案類型的檔案

• Win dir <路徑><檔案類型> /b/s 例如: dir C:\Users\*.zip /b/s<ref>MS-DOS dir command help</ref>
• Linux ls -R <路徑> | grep <檔名規則> ls -R /home | grep \/zip$<ref>bash - List files with certain extensions with ls and grep - Stack Overflow</ref>

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軟體名稱 (left blank intentionally)

• 搜尋: (1)是否支援輸入部分字串 (2)是否支援輸入 wildcard
• 縮小範圍:

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quick file search filter under a folder: file name or folder name

• Press Ctrl + s to use the Quicksearch filter at Total Commander

quick file search filter: file name only

• Press Alt + Space to search and launch the file Launchy: The Open Source Keystroke Launcher. Require index the files first. [Last visited: 2012-02-07]

References

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further reading

• List of search engines - Wikipedia, the free encyclopedia
• Chin-Hsi Lin (2010). 研究生2.0: 新年新希望：不再找不到檔案了！
• 檔案搜尋軟體
• Search Tools - CNET Download.com