|---[ Reversing ]

[32-bit Opcode Reference] :: (http://ref.x86asm.net/coder32.html)
[64-bit Opcode Reference] :: (http://ref.x86asm.net/coder64.html)
[Intel x86 Assembler Instruction Set Opcode Table] :: (http://sparksandflames.com/files/x86InstructionChart.html)
[ODA - The Online Disassembler] :: (https://www.onlinedisassembler.com/odaweb/)
[Online TrID] :: (http://mark0.net/onlinetrid.aspx)
[Executable Online Viewer] :: (https://exe.urih.com/)
[Visual Analysis of Binary Files] :: (https://binvis.io/#/)
[Online Strings Utility] :: (https://www.fileformat.info/tool/strings.htm)
[File Signatures] :: (http://www.garykessler.net/library/file_sigs.html)
[Wotsit.org - The Programmer's File & Data Resource] :: (http://devel.archefire.org/mirrors/www.wotsit.org/)
[FileFormat.Info - The Digital Rosetta Stone] :: (http://www.fileformat.info/)
[Zamzar - File formats descriptions and meanings] :: (http://www.zamzar.com/fileformats/)
[File Magic Numbers] :: (https://gist.github.com/leommoore/f9e57ba2aa4bf197ebc5)
[Magic Bytes - JavaScript Library] :: (https://github.com/LarsKoelpin/magic-bytes)
[HexEd.it - Browser based hex editor] :: (https://hexed.it/)

|---[ Binary Exploitation / Coding ]

[Compiler Explorer Online] :: (https://godbolt.org/)
[Online GDB] :: (https://www.onlinegdb.com/)
[Try It Online (TIO) - Online Interpreter] :: (https://tio.run/)
[Compile and Execute Assembly Online] :: (https://www.tutorialspoint.com/compile_assembly_online.php)
[Online Terminals, Compilers & Interpreters] :: (http://www.tutorialspoint.com/codingground.htm)
[Execute Python Online (Python v2.7.13)] :: (https://www.tutorialspoint.com/execute_python_online.php)
[Python 3 Terminal Online] :: (https://www.tutorialspoint.com/python3_terminal_online.php)
[Execute Ruby Online (Ruby v2.4.1)] :: (https://www.tutorialspoint.com/execute_ruby_online.php)
[PowerShell Terminal Online] :: (https://www.tutorialspoint.com/powershell_terminal_online.php)
[Python Decompiler] :: (https://python-decompiler.com/)
[Esoteric Languages (ESO Lang) Wiki] :: (https://esolangs.org/wiki/language_list)
[Hello world!] :: (https://esolangs.org/wiki/Hello_world)
[Hello world in Esoteric languages] :: (https://esolangs.org/wiki/Hello_world_program_in_esoteric_languages)
[The Hello World Collection] :: (http://helloworldcollection.de/)
[Search code] :: (https://searchcode.com/)
[Grep App - Search git repos] :: (https://grep.app/)

|---[ Malware Analysis ]

[VirusTotal - Virus, Malware and URL Scanner] :: (http://www.virustotal.com)
[PolySwarm - Scan files for threats] :: (https://polyswarm.io/)
[VirSCAN.org] :: (http://virscan.org/)
[Jotti's Malware Scan] :: (https://virusscan.jotti.org/en)
[Deepviz Malware Analyzer] :: (https://sandbox.deepviz.com/)
[Malware Analysis by Malwr.com] :: (https://malwr.com/)
[NoDistribute - Online Virus Scanner w/o Distribution] :: (http://nodistribute.com/)
[CyberTracker - MalwareHunterTeam] :: (http://cybertracker.malwarehunterteam.com/)
[Advanced File Analysis] :: (https://valkyrie.comodo.com/)
[Static Analysis Framework] :: (https://mastiff-online.korelogic.com/)
[ThreatExpert File Analysis] :: (http://www.threatexpert.com/submit.aspx)
[Microsoft Malware Protection Center] :: (https://www.microsoft.com/en-us/security/portal/submission/submit.aspx)
[Hybrid-Analysis - Malware/File Analysis] :: (https://www.hybrid-analysis.com/)
[Reverse.IT - Malware/File Analysis] :: (https://www.reverse.it)
[File Analyzer] :: (https://www.file-analyzer.net/)
[Document Analyzer] :: (http://www.document-analyzer.net/)
[Office Document Malware Analysis] :: (https://www.quicksand.io/)
[Scan Documents for Embedded Executables/Payloads] :: (https://www.cryptam.com/)
[Malware Tracker aka PDF-Examiner] :: (https://www.malwaretracker.com/pdf.php)
[APK Analyzer] :: (https://www.apk-analyzer.net/)
[Linux Sandbox] :: (https://detux.org/)

|---[ Converters ]

[BIN, HEX, DEC, BASE64 Translator] :: (https://paulschou.com/tools/xlate/)
[CyberChef - The Cyber Swiss Army Knife] :: (https://gchq.github.io/CyberChef/)
[Base64 Encode] :: (https://www.base64encode.org/)
[Base64 Decode] :: (https://www.base64decode.org/)
[Cryptii - Converter between multiple format systems] :: (https://cryptii.com/text/select)
[dCode - The Ultimate Toolkit to Solve Games & Riddles] :: (https://www.dcode.fr/tools-list)
[AES - Symmetric Ciphers Online] :: (http://aes.online-domain-tools.com/)
[ASCII Converter (Hex/Dec/Bin/Base64/ASCII)] :: (https://www.branah.com/ascii-converter)
[Hex Dec Bin Oct converter for programmers] :: (http://calc.50x.eu/)
[Rot13 Converter] :: (http://www.rot13.com/)
[Hex to ASCII Text Converter] :: (https://www.rapidtables.com/convert/number/hex-to-ascii.html)
[Number Base Converter] :: (https://www.rapidtables.com/convert/number/index.html)
[URL Encoding] :: (http://www.blooberry.com/indexdot/html/topics/urlencoding.htm)
[URL Encode/Decode] :: (http://www.url-encode-decode.com/)
[Online Encrypt Decrypt String] :: (https://codebeautify.org/encrypt-decrypt)
[Cipher Tools] :: (http://rumkin.com/tools/cipher/)
[Reverse String] :: (https://codebeautify.org/reverse-string)
[Morse Code Translator] :: (https://morsecode.scphillips.com/translator.html)
[Morse Code Table Cheat Sheet] :: (https://terablitz.com/radio/morse-code-table-cheat-sheet/)
[Maritime Signals Code] :: (https://www.dcode.fr/maritime-signals-code)