| 1. | Stirling Engine needs only heat to work #shorts | 1,511 | |
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| 2. | FS1000A and XY-MK-5V 433MHz #Arduino radio modules range test | 521 | |
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| 3. | ESP32 e-paper weather station for less than $30 | 450 | |
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| 4. | MIT Open Source License in a nutshell | 388 | |
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| 5. | Why Poles can say the N-word? Because the king of Haiti said so! | 344 | |
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| 6. | Impedance Matching - why we match output and input impedance | 333 | |
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| 7. | GNU GPL v3 - General Public License in a nutshell | 323 | |
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| 8. | DIY 3d printed electric motor | 320 | |
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| 9. | Lead solder vs lead-free solder vs silver solder | 216 | |
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| 10. | Better Arduino IDE? Visual Studio Code! | 191 | |
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| 11. | How to solder 18650 Li-Ion batteries | 177 | Tutorial |
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| 12. | DIY liquid soldering flux | 174 | |
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| 13. | Impedance matching - why do we match impedance of electric devices? | 166 | |
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| 14. | Banggood - what's going on with once great place to buy stuff from China? | 155 | |
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| 15. | How to verify a JWT token in Java | JWT, Keycloak, RSA256 and Auth0 | 152 | Tutorial |
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| 16. | What is ESP32? The BEST Arduino replacement | 139 | |
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| 17. | Who is Paweł Spychalski and what is my story? | 136 | |
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| 18. | Soldering, rosin, flux and a flux pen | 115 | |
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| 19. | How they work? 433MHz radios for Arduino - FS1000A and XY-MK-5V | 115 | |
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| 20. | Prusa Smooth or Powder Coated PEI Sheet? | 114 | |
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| 21. | Xiaomi Wowstick electric screwdriver - a few months later review | 112 | Review |
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| 22. | How to fix reMarkable 2 synchronization problems | 108 | Guide |
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| 23. | How BAD are cheap 18650 Li-Ion batteries from China? | 102 | Review |
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| 24. | Long Range Beacon with LoRa, ESP32 and Arduino | 101 | |
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| 25. | I'm not Russian... | 98 | |
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| 26. | ESP32 GPS Tracker with Arduino | 88 | |
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| 27. | LGPL (Lesser General Public License) Open Source license in a nutshell | 87 | |
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| 28. | The oscilloscope usage example | Rigol DS1054Z basics | 87 | |
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| 29. | JWT best practices for max security | 102 | |
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| 30. | ESP32 & DS18B20 thermometer - simple projects with Arduino and ESP32 | 84 | |
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| 31. | Stepper motors tutorial - motor, driver & Arduino code | 84 | Tutorial |
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| 32. | 3D printing with a polypropylene (PP) filament | 83 | |
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| 33. | What is JWT? The JSON Web Token introduction | 82 | |
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| 34. | How low pass filter works? Experiment with an oscilloscope | 81 | |
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| 35. | What's the BEST open source license for your project? | 91 | |
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| 36. | Why English, Not Polish? It's really simple... | 76 | |
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| 37. | How to generate JWT token in Java | JWT, RSA256 and Auth0 | 74 | Tutorial |
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| 38. | High Pass Filter Experiments | 74 | |
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| 39. | A$$holes versus Open Source software | 73 | |
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| 40. | Crypto Mining is a cancer - Bitcoin versus everybody else | 70 | |
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| 41. | How to revoke a JWT token | The JWT lifetime, blacklist and not-before policy | 68 | Tutorial |
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| 42. | GPS locator with Arduino and LoRa | part 2 | 67 | |
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| 43. | DIY Camera Slider - ESP32 meets Arduino, stepper motors and a video camera | 67 | |
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| 44. | How to verify a JWT token in JavaScript and Node.js? | 65 | Tutorial |
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| 45. | Do I HAVE TO release GPL Open Source code? | 58 | |
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| 46. | How NOT to ask for help in the internet (and not only) | 57 | Let's Play |
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| 47. | reMarkable 2 Review | The final one! | 56 | Review |
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| 48. | MPL (Mozilla Public License) Open Source license in a nutshell | 55 | |
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| 49. | JWT claims explained: registered, public and private | 60 | |
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| 50. | A smartphone equivalent from 22 years ago Ericsson MC218 aka Psion 5mx | 54 | |
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| 51. | a little stream engine #shorts | 54 | |
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| 52. | Can I sell Open-Source software to my clients? | 52 | |
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| 53. | Corrupted NPM libs - Faker and Colors - the dark side of Open Source | 52 | |
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| 54. | Wireless Dremel tool? Sure, Greenworks V8 is here! | 51 | |
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| 55. | Is Open Source (GPL) safe for business? | 49 | |
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| 56. | Retevis RB27B Walkie Talkie Review | 43 | Review |
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| 57. | reMarkable 2 - e-paper electronic notebook review - better than paper? | 42 | Review |
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| 58. | GitHub Copilot - Artificial Intelligence for developers | 40 | |
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| 59. | The Surprising Truth About US Measurement Units | 42 | |
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| 60. | Can we trust Gearbest again? | 39 | |
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| 61. | Open Source is not free like a free beer | 38 | |
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| 62. | Why Elon Musk bought Twitter and why people will be fired? | 40 | |
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| 63. | Never crack the ESP32 OLED again | 38 | |
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| 64. | Open Source developers do not work for free | 37 | |
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| 65. | What is a NFT and how it works? | 36 | |
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| 66. | How STM32 Alternate Functions work | 59 | |
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| 67. | DIY 3D Printing Filament Dryer / Dehumidifier / Dry Box | 36 | | Filament
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| 68. | Crypto Miners hacked my AWS account and I lost $500 | 34 | |
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| 69. | How read a Private Key from PEM PKCS#8 file in Java | 81 | |
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| 70. | eSun eBOX Lite 3D printing filament dryer | 94 | |
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| 71. | Uni-T UT210E Mini Clamp Meter Review | 29 | Review |
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| 72. | Arduino NeoPixel Logo Sign with ESP32 #shorts | 28 | Vlog |
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| 73. | Difference between authentication and authorization | 39 | |
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| 74. | A better 3D printing surface - OSEQ safe sheet | 28 | |
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| 75. | Xiaomi Wowstick electric screwdriver review so much wow! | 27 | Review |
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| 76. | Xiaomi Mijia Wiha 24 in 1 screwdriver set. Any good? | 26 | |
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| 77. | How to read CSV files in Java with OpenCSV | 52 | Tutorial |
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| 78. | Lightweight 3D Printing - eSun ePLA-LW | 36 | |
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| 79. | NVIDIA Canvas - you too can be an artist now! | 23 | |
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| 80. | Uni-T UT363BT anemometer review | 23 | Review |
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| 81. | GitHub Actions versus Bitcoin miners | 22 | |
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| 82. | What's inside $70 10A bench power supply? PS-3010DF | 18 | |
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| 83. | RSA PrivateKey to PublicKey conversion in Java | 36 | |
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| 84. | The low pass filter on 500Hz signal | 21 | |
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| 85. | How to exit VIM? 4 simple ways | 20 | Guide |
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| 86. | Light Weight PLA filament - The colorFabb LW-PLA #3dprinting | 15 | |
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| 87. | How to print faster? 3D printer settings to try out | 15 | |
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| 88. | How to protect NPM from corrupted libraries? | 8 | Tutorial |
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| 89. | Can you sell or redistribute MIT licensed software without releasing the source code? | 16 | |
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| 90. | Can you sell a GPLv3 software? | 8 | |
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| 91. | The viral power of GPL V3 license infects the whole project | 8 | |
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| 92. | What happens when you want to sell GPL v3 software? | 10 | |
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| 93. | Low Pass Filters with signal generator and oscilloscope | 6 | |
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| 94. | Arduino battery tester with load resistor - part 2 | 0 | |
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