https://jera.com/blog daily 0.75 2024-11-08 https://jera.com/blog/2024/3/swiftui-coding-katas monthly 0.5 2024-11-08 https://jera.com/blog/2023/9/getting-started-developing-for-vision-pro-and-visionos monthly 0.5 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/37d98136-9155-4d7c-b137-d2f7b7569364/Screenshot+2023-10-06+at+7.26.56%E2%80%AFPM.png Blog - Getting Started Developing for Vision Pro and visionOS - Make it stand out Initial Scene: Window; Immersive Space Renderer: RealityKit; Immersive Space: Mixed https://jera.com/blog/2023/9/unity-and-vision-pro-its-complicated monthly 0.5 2024-11-08 https://jera.com/blog/2022/2/announcing-the-silicon-valley-tech-reading-group monthly 0.5 2024-11-08 https://jera.com/blog/2021/6/here-we-go-again monthly 0.5 2024-11-08 https://jera.com/blog/2014/9/computer-vision-challenge-4-ocr monthly 0.5 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1628050601242-1R8EXT1N4N1BJX99LS4B/IMG_2288.jpg Blog - Computer Vision Challenge 4: OCR - Make it stand out Receipt for OCR https://jera.com/blog/2014/3/computer-vision-challenge-3-play-spot-it monthly 0.5 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1628050996948-WV20OJ9PES4WX9FLYK5V/IMG_32211.jpg Blog - Computer Vision Challenge 3: Play Spot-It™ - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/blog/2014/2/computer-vision-challenge-2-object-tracking monthly 0.5 2024-11-08 https://jera.com/blog/2014/1/computer-vision-challenge-1-augmented-reality monthly 0.5 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1628031050107-REYIM48RNPCSL2S0QW30/Goal.jpg Blog - Computer Vision Challenge 1: Augmented Reality - Make it stand out Virtual globe floating over a sheet of paper with a fiducial marker printed on it. https://jera.com/blog/2013/8/streaming-video-for-pebble monthly 0.5 2024-11-08 https://jera.com/blog/2013/8/cvfunhouse-a-ios-framework-for-opencv monthly 0.5 2024-11-08 https://jera.com/blog/2013/08/your-iphones-seven-senses monthly 0.5 2024-11-08 https://jera.com/blog/2013/08/a-brief-note-on-wikipad monthly 0.5 2024-11-08 https://jera.com/blog/2008/3/shuttle-launch monthly 0.5 2024-11-08 https://jera.com/tech-blog daily 0.75 2023-05-28 https://jera.com/apps-old daily 0.75 2021-07-13 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956926813-COFOMFC1RF1QR7HI0XPL/BigSuggestifierIcon.png Apps-Old - Improv Suggestifier Suggestifier: improv suggestions for practice. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956894987-ILMIUXBYFICQ65HHJDHQ/ResistorVision_1024_cs4-modified.png Apps-Old - ResistorVision ResistorVision: just point at a resistor to read its value. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps-Old - Make it stand out Download ResistorVision on the App Store https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps-Old - Make it stand out Download Suggestifier on the App Store https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1625189693410-8RIKI4J2TP1YW6O6CWLS/Heart-Canvas-Logo.png Apps-Old - Heart Canvas Coming Soon! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps-Old - Make it stand out Download ResistorVision on the App Store https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956894987-ILMIUXBYFICQ65HHJDHQ/ResistorVision_1024_cs4-modified.png Apps-Old - ResistorVision ResistorVision: just point at a resistor to read its value. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956926813-COFOMFC1RF1QR7HI0XPL/BigSuggestifierIcon.png Apps-Old - Improv Suggestifier Suggestifier: improv suggestions for practice. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1625189693410-8RIKI4J2TP1YW6O6CWLS/Heart-Canvas-Logo.png Apps-Old - Heart Canvas Coming Soon! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps-Old - Make it stand out Download Suggestifier on the App Store https://jera.com/projects daily 1.0 2025-09-01 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/97b9fb57-1215-41d2-a78a-5caac7f6c6ed/Up+Periscope%21 Projects - Up Periscope! Up Periscope was the first video game I ever worked on, back in 1986 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/0292e190-c522-46ff-8344-5a468d63025a/EA730BC6-8517-463E-923E-D48E51CE9DF9_1_201_a.jpeg Projects - Finger Gun This is my Ludum Dare 56 entry in the “Compo” category. It’s also the first Vision Pro Game I’ve written in Unity. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176050619-DQABGZQ0L97MVB5HJKNZ/IMG_6923.jpeg Projects - Brain An iOS App to view patient brain scans in 3D. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622175735789-H315GEIHC1OGM2VW91JA/IMG_6922.jpeg Projects - Geopogo AR Viewer An iOS AR Viewer for Geopogo’s architectural rendering system. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622177436352-9EVQFPQ9PLCBA946ZTWO/IMG_0083.jpeg Projects - CVFunhouse A computer vision framework for iOS that allows you to quickly create apps that use the OpenCV library. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176830187-S5T88HP7MBR8TIGBGO0R/IMG_0026.JPG Projects - WristVision An app for the Pebble smart watch that lets your view your iPhone’s camera from the watch screen. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176599751-YXCT3NNIV942K8BQXWMY/IMG_0008.jpeg Projects - HeatKey A green screen app for iOS that uses your body temperature to separate you from the background. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/31c283c6-ec89-42a0-bfdd-53e89052cbdf/FDB35447-AAE4-46B5-A8F4-D1434E0E4D0D_1_201_a.jpeg Projects - Living Room Lander™ Land a spaceship in your living room! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622175419954-4DPR0A052WAFXXYI4S6J/IMG_6100.JPG Projects - Bluebird A virtual Bluebird flies around and lands on your finger. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622177152989-5GTRREEAOMRBBX5A8HLW/IMG_0154.JPG Projects - HandScape A touch-sensitive case for the back of your iPad. Lets you control your iPad without moving your hands. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622175735789-H315GEIHC1OGM2VW91JA/IMG_6922.jpeg Projects - Geopogo AR Viewer An iOS AR Viewer for Geopogo’s architectural rendering system. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622175419954-4DPR0A052WAFXXYI4S6J/IMG_6100.JPG Projects - Bluebird A virtual Bluebird flies around and lands on your finger. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/e0fe3ce1-fb6c-4eb7-89de-a306a3731e0b/Dragon.png Projects - Dragon Dogfight A dragon in flight https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/d384932a-40e8-4dbf-8e7e-12ed5c2d7f7f/conferences.jpeg Projects - PumpHouse PumpHouse was a graphical client for The Well online community. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/31c283c6-ec89-42a0-bfdd-53e89052cbdf/FDB35447-AAE4-46B5-A8F4-D1434E0E4D0D_1_201_a.jpeg Projects - Living Room Lander™ Land a spaceship in your living room! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956894987-ILMIUXBYFICQ65HHJDHQ/resistorvision.png Projects - ResistorVision™ ResistorVision instantly tells you the value of any resistor you point your iPhone’s camera at. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176830187-S5T88HP7MBR8TIGBGO0R/IMG_0026.JPG Projects - WristVision An app for the Pebble smart watch that lets your view your iPhone’s camera from the watch screen. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622177152989-5GTRREEAOMRBBX5A8HLW/IMG_0154.JPG Projects - HandScape A touch-sensitive case for the back of your iPad. Lets you control your iPad without moving your hands. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/97b9fb57-1215-41d2-a78a-5caac7f6c6ed/Up+Periscope%21 Projects - Up Periscope! Up Periscope was the first video game I ever worked on, back in 1986 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176599751-YXCT3NNIV942K8BQXWMY/IMG_0008.jpeg Projects - HeatKey A green screen app for iOS that uses your body temperature to separate you from the background. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622176050619-DQABGZQ0L97MVB5HJKNZ/IMG_6923.jpeg Projects - Brain An iOS App to view patient brain scans in 3D. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/0292e190-c522-46ff-8344-5a468d63025a/EA730BC6-8517-463E-923E-D48E51CE9DF9_1_201_a.jpeg Projects - Finger Gun This is my Ludum Dare 56 entry in the “Compo” category. It’s also the first Vision Pro Game I’ve written in Unity. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/7935c735-6783-4299-9cd2-892d45c1c3f2/Multi-Timer-Final-1024.png Projects - MultiTimer MultiTimer was an app that let you run multiple timers simultaneously. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622177436352-9EVQFPQ9PLCBA946ZTWO/IMG_0083.jpeg Projects - CVFunhouse A computer vision framework for iOS that allows you to quickly create apps that use the OpenCV library. https://jera.com/jbrewer daily 0.75 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/8b85f64b-a5e0-4eae-a6cc-653aa7310348/IMG_7242.JPG About https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/8b85f64b-a5e0-4eae-a6cc-653aa7310348/IMG_7242.JPG About https://jera.com/privacy daily 0.75 2021-06-23 https://jera.com/app-privacy daily 0.75 2021-06-23 https://jera.com/resistorvision daily 0.75 2023-06-29 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622779417858-9YVUDYWYKZNL964I9PH4/bloggif_52fe89d1bf3e4.gif ResistorVision - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622779417858-9YVUDYWYKZNL964I9PH4/bloggif_52fe89d1bf3e4.gif ResistorVision - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/suggestifier daily 0.75 2021-09-17 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1631850423723-0TO2KMOXSN5FAI249T4H/1242x2688bb.png Suggestifier - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1631850423723-0TO2KMOXSN5FAI249T4H/1242x2688bb.png Suggestifier - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/heart-canvas daily 0.75 2021-07-14 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1626288307189-BUZ3HB2QGQ3KIDU2RG8C/Heart-Canvas-Medium.jpeg Heart Canvas - Make it stand out Screenshot of Heart Canvas for iPad https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1626288307189-BUZ3HB2QGQ3KIDU2RG8C/Heart-Canvas-Medium.jpeg Heart Canvas - Make it stand out Screenshot of Heart Canvas for iPad https://jera.com/bluebird daily 0.75 2024-10-18 https://jera.com/brain daily 0.75 2025-07-16 https://jera.com/handscape daily 0.75 2021-09-23 https://jera.com/heatkey daily 0.75 2021-09-23 https://jera.com/wristvision daily 0.75 2021-09-23 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622782465769-DJPBT4BFF803N2EHMBR7/ScreenShot-1-960.png WristVision - High Resolution Mode Displayed video at one frame per second at the Pebble’s full 144 x 168 resolution. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622782785596-NHAPOIUJKJU83GTIHIWW/ScreenShot-1-960.png WristVision - High Speed Mode Displayed much lower resolution video (16 x 17) at 20-30 frames per second. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622782785596-NHAPOIUJKJU83GTIHIWW/ScreenShot-1-960.png WristVision - High Speed Mode Displayed much lower resolution video (16 x 17) at 20-30 frames per second. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622782465769-DJPBT4BFF803N2EHMBR7/ScreenShot-1-960.png WristVision - High Resolution Mode Displayed video at one frame per second at the Pebble’s full 144 x 168 resolution. https://jera.com/cvfunhouse daily 0.75 2021-11-17 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622783127210-I2Z7RZH6M0STENN2NHN9/CVFunhouse-Web-Icon.png CVFunhouse - Make it stand out Th https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1622783127210-I2Z7RZH6M0STENN2NHN9/CVFunhouse-Web-Icon.png CVFunhouse - Make it stand out Th https://jera.com/suggestifier/support daily 0.75 2021-06-23 https://jera.com/legal daily 0.75 2021-06-17 https://jera.com/techinfo/index daily 0.75 2021-06-22 https://jera.com/techinfo/xpfaq daily 0.75 2021-06-23 https://jera.com/techinfo/duck daily 0.75 2021-06-22 https://jera.com/techinfo/jtns/jtn002 daily 0.75 2021-06-23 https://jera.com/techinfo/jtns/jtn001 daily 0.75 2021-06-22 https://jera.com/techinfo/jtns/jtn003 daily 0.75 2021-06-22 https://jera.com/techinfo/jtns/jtn004 daily 0.75 2021-06-22 https://jera.com/multitimer daily 0.75 2021-06-23 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1624419934750-08VAE3PPAOMTFN4HEL47/MultiTimer_iPhone_3G_Vert_sRGB_0609.png MultiTimer - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1624419934750-08VAE3PPAOMTFN4HEL47/MultiTimer_iPhone_3G_Vert_sRGB_0609.png MultiTimer - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/marinjava daily 0.75 2021-06-24 https://jera.com/globe daily 0.75 2021-06-24 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1624501421357-KTI949BV14GX5OB2OE8N/Default.png Globe - Make it stand out Image cT https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1624501421357-KTI949BV14GX5OB2OE8N/Default.png Globe - Make it stand out Image cT https://jera.com/techinfo/jtns daily 0.75 2021-06-24 https://jera.com/techinfo/jtns/jtn000 daily 0.75 2021-06-24 https://jera.com/services daily 0.75 2021-06-24 https://jera.com/solitaire daily 0.75 2021-06-24 https://jera.com/apps daily 0.75 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/31c283c6-ec89-42a0-bfdd-53e89052cbdf/FDB35447-AAE4-46B5-A8F4-D1434E0E4D0D_1_201_a.jpeg Apps - Living Room Lander™ Land a spaceship in your living room! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956926813-COFOMFC1RF1QR7HI0XPL/improv-suggestifier.png Apps - Suggestifer™ Get suggestions for improv practice from 10 different categories. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/31c283c6-ec89-42a0-bfdd-53e89052cbdf/FDB35447-AAE4-46B5-A8F4-D1434E0E4D0D_1_201_a.jpeg Apps - Living Room Lander™ Land a spaceship in your living room! https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623956926813-COFOMFC1RF1QR7HI0XPL/improv-suggestifier.png Apps - Suggestifer™ Get suggestions for improv practice from 10 different categories. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1623963737802-4GFQLWJW9GBQ8DJ4ZY10/App+Store+Badge+Black.png Apps - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/apps-1 daily 0.75 2021-07-20 https://jera.com/pumphouse daily 0.75 2021-08-04 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1628055745533-NG181DQF2A8QEG6418ES/conferences.gif PumpHouse for The Well - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1628055745533-NG181DQF2A8QEG6418ES/conferences.gif PumpHouse for The Well - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/lander daily 0.75 2024-10-22 https://jera.com/fingergun daily 0.75 2024-10-19 https://jera.com/upperiscope daily 0.75 2024-10-18 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/141c69d7-7147-4c8b-8724-ee41e3177967/Image+12.jpg Up Periscope! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/141c69d7-7147-4c8b-8724-ee41e3177967/Image+12.jpg Up Periscope! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://jera.com/apps-copy2 daily 0.75 2024-10-22 https://jera.com/john-brewer-resume daily 0.75 2025-10-21 https://jera.com/new-gallery-1 daily 0.75 2024-11-08 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/1657497889074-KAGE37H6NVV95FZU263W/Screen+Shot+2022-03-06+at+4.40.01+PM.png New Gallery https://jera.com/dragon daily 0.75 2025-11-30 https://images.squarespace-cdn.com/content/v1/5feea0308500a82fe9d51f2b/f2eecb0c-cbef-4f25-97ec-b16001f46977/Dragon+Dogfight+Mood+Board%281%29.png https://jera.com/qr-carryall daily 0.75 2025-08-16