Here are some links that might help you make your Frogger-like!

List of commercial Frogger-likes

• Please still don't copy them! Just take inspiration 😊
  • https://www.giantbomb.com/frogger/3030-11903/similar-games/
  • Credit to Dark_Rozen for sharing this!

Long-play of Frogger (Video)

• See the top comment for chapters!
  • https://www.youtube.com/watch?v=u23kf-XBack

Articles

• Great, clear description of gameplay. Useful tricks in the right sidebar
  • https://classicgaming.cc/classics/frogger/about
    
• Specific mention of level 3 changes. Some light strategy talk too.
  • https://primetimeamusements.com/getting-good-frogger/

Forum Discussions

• Contains a list of bugs in the original
  • https://forums.arcade-museum.com/threads/frogger-bugs-descriptions-and-fixes.482765/
• Discussion about level changes, and play strategies
  • https://www.classicarcadegaming.com/forums/index.php?topic=782.0

Row speedup bug (Video)

• Clarifies which rows get sudden speed-ups applied (obnoxiously-so in this case)
  • https://primetimeamusements.com/getting-good-frogger/

Have resources to share? Make a community post and I'll merge it with this if it's useful. You can also share links on the Discord! ~ Lýz