Join DECIPHER Discord here
CyberChef
https://gchq.github.io/CyberChef/ciphereditor
https://ciphereditor.com/Cryptii
https://cryptii.com/Cryptii v2
https://v2.cryptii.com/text/selectXlate
https://paulschou.com/tools/xlate/ (has custom octal)dCode
https://www.dcode.fr/ (top tier)GeocachingToolBox
https://www.geocachingtoolbox.comRumkin
http://rumkin.com/tools/cipherQuipqiup
https://quipqiup.com/Boxentriq
https://www.boxentriq.com/code-breaking/cryptogramGuballa
https://www.guballa.de/substitution-solver (in English, German, Spanish, French, Dutch & Portuguese)Boxentriq
https://www.boxentriq.com/code-breaking/vigenere-cipher auto vigenére with key length limitationGuballa
https://www.guballa.de/vigenere-solver (auto vigenére & beaufort decoder in English, German, Spanish, French, Dutch & Portuguese)F00l
https://f00l.de/hacking/vigenere.php (vigenére key length calculator)Audio Morse
https://morsecode.world/international/decoder/audio-decoder-adaptive.htmlSpectrogram creator
https://nsspot.herokuapp.com/imagetoaudio/Caesar:
Regular Caesar
https://a4x.me/tools/text/ (easy atbash/reverse/rot testing)Caesar with numbers as well
http://theblob.org/rot.cgi (Caesar for letters & numbers)Caesar with other language alphabets
https://planetcalc.com/1434/ (alphabets for English, French Portuguese, Russian & Spanish)Cipher Identifiers:
bionsgadgets Cipher Identifier
https://bionsgadgets.appspot.com/gadget_forms/refscore_extended.htmldCode Cipher Identifier
https://www.dcode.fr/cipher-identifierBoxentriq Cipher Identifier
https://www.boxentriq.com/code-breaking/cipher-identifierase64 Looking Text:
Aesencryption.net
https://aesencryption.net/Stupid Base64 (SB64) (also AES)
https://www.online-toolz.com/tools/text-encryption-decryption.php/Codebautify (Arcfour)
https://codebeautify.org/encrypt-decryptencipher.it (AES PGP)
https://encipher.it/Paranoiaworks (AES EAX)
https://pteo.paranoiaworks.mobi/samltool (XML)
https://www.samltool.com/decode.phpOthers:
n-gram transcription
https://a4x.me/tools/ngram/ (transcribes text in any group length)View non-printables
https://www.soscisurvey.de/tools/view-chars.phpWord completer
https://www.onelook.com/ (search ??i???n??e and get CHIMPANZEE for example)>Byte shift
https://cyber.meme.tips/xlate/shifts.html (View all byte shifts and all constant XOR’s)Casing inverter
https://www.browserling.com/tools/text-invert-caseEnglish language frequencies
https://www3.nd.edu/~busiforc/handouts/cryptography/cryptography%20hints.htmlEsolangs decoder
https://tio.run/#Large number converter
https://www.mobilefish.com/services/big_number/big_number.php (Binary, hex, decimal & base64 conversion)Stegonline
https://stegonline.georgeom.net/image (RGB value extraction)AperiSolve
https://aperisolve.fr/ (Image analysis, uses Binwalk, Steghide, Outguess, Foremost, Strings, Exiftool & Zteg)Metadata viewer
https://www.metadata2go.com/RAW pixels viewer
https://rawpixels.net/Image forensics
https://29a.ch/photo-forensics/#forensic-magnifierPunch Card decoder
http://laighside.com/punchcard.htmSpectrogram creator
https://nsspot.herokuapp.com/imagetoaudio/Random steg websites:
Futureboy
https://futureboy.us/stegano/decinput.html (JPGs only)Mobilefish
https://www.mobilefish.com/services/steganography/steganography.phpRandom steg programs:
Steganpeg
https://steganpeg.apponic.com/ (JPGs only)Outguess
https://www.rbcafe.com/software/outguess/ (JPGs only)Openpuff
https://openpuff.en.lo4d.com/windowsSilenteye
https://sourceforge.net/projects/silenteye/Youtube video tag extractor
https://online-free-tools.com/en/youtube_video_tags_extract_urlLink identifier
https://a4x.me/tools/link/ (oHg5SJYRHA0 for example)Hex viewer/editor
https://hexed.it/QR code recovery/building:
https://merricx.github.io/qrazybox/Hash identifier
https://hashes.com/en/tools/hash_identifierHash “cracker”
https://crackstation.net/