101 things to make with a Raspberry Pi -1 implement scratch in python, using Snake Wrangling for Kids as example 0. a tool to help you re-model your house (input - camera pix, output, re-layed out bathrooms/kitchens/gardens etc) 1. My Life Video Indexer my life bits sense cam IR tool 2. portable wireless networked gameserver no-one ever be more than a few hundred meters from an SL server 3. Real Time Natural Language Translation babelfish+txt2speech+speech2txt 4. virtualised social network in a box 5. An Omni-instrument - something that mimics all known musical instruments 6. a Virtual Pet Store 7. Retro Games Emulator 8 Retro Computer Emulator (e.g. Apple II) 9. pocket SAT solver 10. Prime Radiant (basically mathematica in a box with holographic browser) (see Asimov's Foundation series) e.g. navigating Fermat's last theorem.... 11. Cryptic Crossword Puzzle Creator 12. Portable Virtual Person (e.g. to present talks without real person) 13. a Turing test tester 14. a universe generator take first principles of physics, alter initial conditions and see what you get in terms of galaxies, stars, materials etc 15. a multimedia spam classifier/ filter (increasingly we are getting image and soon video spam, and need better than text/Bayesian filters 16. a visual programming and debugging toolset for visual programming and debugging systems 17. a route planner and display system for all of a town's cyclists 18. a visual age extrapolator feed in several 2D pix of your self and it will show you in 2.5D what you will look like in future (based on model of skin/flesh/hair ageing and physics etc) 19. Global Thermonuclear Economics See how to destabilize the world banking system, and how to fix it 20. song interpolator auto-segue for DJ free raves... 21. song extrapolator 22. video interpolator (moviemorph) 23. eternity service [p2p backup with crypto] 24. retort generator (wish you'd thought of saying that at the time? now you can - TTS + large database) 25. subtitle display for the opera 26 environment annotation (like those museum guides) 27. deja-vu detector (have I been here before? with these people?) 28 object recognition 29 virtual referee 30 help you cheat at poker (hang it round your neck, recognise the cards, speech recognition for the bets) 31 recognise who you're talking to (helpful if you're at a party and can't remember whether you've met this person before - extend this to virtual introductions, realtime view of your social network and how they fit in?) 32 song recognition, recommendation 33 portable backing band - give it a song and style and have it play along with you 34 personal soundtrack - recognise context, play appropriate music ("I'm entering a room, play the death march music from Star Wars") lecture note taker - snapshot the presentation slides / blackboard 35 targeted messaging - point at someone and send them a message (but you don't know them, so you don't know their address, so you have to identify them and then forward to their own device. Like Bluetooth push but without broadcast so potentially less annoying. Good in bars for shy people. Also targeted road rage.) 36 batsqueak - as you walk around, use mic to send tones, headphones to receive echoes, build 3d model of room you're in 37 Receipt scanner for expense tracking 38 Bar code scanner 39 Sign translator (input photograph from road sign and get the translation in your language) 40 Speech synthesizer that reads out your emails when driving 41 Card scanner (for business cards) 42 Laser pointer? 43 Card payments using the device (integrated rfid?)/eWallet stuff 44 Universal instrument tuner 45 Display musical scores that somehow also scroll as you play an instrument 46 Server administration from the berry 47 Network visualisation overlayed on building schematics 48 Interactive tech support for physical processes For example, the instruction manuals for servers could be interactive/movie-like and a camera could recognise the real components in front of an engineer and assist them with the trouble shooting of a problem. 49 Lecture note taker/recorder/uploader 50 Conversation recorder 51 Short range games (chess, backgammon, etc) with people with similar devices near by. 52 Area tour guide (using video, audio, internet sources) 53 Museum tour guide 54 Scientific calculator (graphing kind, excel-like) 55 "OCR" for pictures: tell a story about a picture (object detection and some natural language processing) 56 Audio/Picture translator: some software that turns Mozart's masterpieces into Picasso's paintings. 57 2/2.5/3D Street map with street index as a cheap alternative for the expensive SatNavs 58 Portable Virtual 3D interactive Hayes Manual for All Cars 59 Portable Virtual 3D interactive Bicycle Maintenance Manual 60 Scene Indexer and Searcher for Digital Video Recorder 61 Lua and Alice on Python on the Raspberry 62 A virtual Terry Pratchett, to continue writing (illustrating) Discworld Books 63. gracenote for movies 64. Interactive HDTV Planetarium 65. A virtual tailor & wardrobe/style advisor 66. social network graph visualisation/navigation 67. clothing design tool (from drawing outline to auto-generating knitting pattern) 68. virtual game player for (insert your favourite) console games 69 language tutor (including sign input/output) 70.furniture arranging, flowers and holiday packing visual helper 71. visual software radio programming 72. juggling tutor 73. eco-modeller (generalised game of life with visualisation) 74. emulate a network of 1000 BBC Micros 75. auto music transcription 76. virtual computer use training box 77. auto-games mirror/avatar editor 78. job simulator (show kids what work is really like) 79. a virtual 3D history of a city (time lapse holography) 80. Medical & Health amanuensis: heart rate & rhythm; blood sugar, pressure, oxygen saturation & viscosity; brain wave monitoring: anxiety, "Deja Vu" & "Aura" to indicate imminent epileptic fits; sniffers for typhus, cholera, hep, HIV? 81. A distributed natural language translation and re-translation service 82. Plagiarism detector while you write 83. Song plagiarism detector 84. retro game fashion design tool 85. a network of avatar animators which takes a midi music input and creates an improves (HD tv) ballet (use flocking etc) 86. A virtual Cosmetic Surgeon (you input a bunch of photos of yourself, and of people you want to look more like, and it does the morphing) 87. distributed environmental driven drum machine 88. ultra mp3 type player (in python) 89. social network based comms (python) toolkit (uses proximity to discover neighbours and then can message them directly by neighbour name/trust 90. Robot Car Football programmes 91. getmethatmedia legally - you're watchin a movie on your PVR and there's a tune in the background -this application would find if you already have a copy of the tune in your mp3 library , and find any free copies of it on youtube if there are 92. whavnt I been there before - a scene on tv/film - this application finds photos in your picture store of that place... 93. remote high definition console for everything 94. eternity system in a box set (with matrioshka routing) 95. (with camera) _ a gesture recognizer (and universal remote control) 96. meeting recorder (with camera/mike) and indexer 97. Universal protocol converter 98. portable web cache (never underestimate the bandwidth of a truck load of raspberries) 99. virtual bike ride (bicycle not included) _ for exercise bike shows you a POV of a cycle route as you "ride along it" to relieve boredom while exercising ... 100. Your Ideas Go Here. see also http://www.cl.cam.ac.uk/~jac22/equator-gadgets.html