• World Anvil: A worldbuilding program that helps you create, organize and store your setting with detailed wiki-like organization and interactive maps to store your notes. 
• DnD Beyond: An excellent place for digital character creation and creating a campaign group for easy roll shares and sheet management.
• Notion (TTRPG University Notion Templates)
• Evernote

• DnD Beyond’s Encounter Builder: I’ve heard it’s helpful. You can build an encounter and determine its difficulty level based on math. 

Role Generator: You can randomly generate everything from cities, to magic items, to herbs, to NPCs. https://www.rolegenerator.com/

• Inkarnate: For fantasy world and city maps. Yearly subscription.
• Wonderdraft: For fantasy world and city maps. One-time purchase.
• Dungeon Scrawl: For creating flat and isometric dungeon maps. Completely free.
• Dungeondraft: Building and Dungeon crawl maps, full color.
• Azgaar Github Fantasy Map Generator
• Dungeon Fog: Free map-making tool
• Dungeon Map Doodler

• Spotify: There are so many D&D playlists to choose from, or, pick your favorite video game tracks to play.
• Syrinscape: With Syrinscape, you can control the master playlist and players can decide their preferred volume from their end.
• YouTube Premium: Put on a 3-hour ambiance video without commercial interruptions.

• Google Forms
• TTRPG University Google Forms to Copy

• TTRPG University Printables

• DMs Guild: A place to find supplemental guides and campaigns to enhance your official D&D content.
• Drive Thru RPG: The all-TTRPG sister of DMs Guild.
• The Monsters Know: A blog and book series about monster tactics and strategies to help enhance gameplay.
• Reddit: 

• Point Buy Calculator: Doing a character sheet from scratch? This will help so much with the number crunching. https://chicken-dinner.com/5e/5e-point-buy.html
• DnD Beyond: The best place to build a digital character sheet. Fully connected to all the official D&D content. Makes leveling up take about 30 seconds.
• Wild Shape Tracker: Super helpful for druids. https://arcaneeye.com/apps/wildshape-tracker/
• Character Backstory Template: https://arcaneeye.com/dm-tools-5e/dnd-character-backstory-template/
• Xanathar’s Guide to Everything: I use this particular book ALL the time to help build my character backstories. There are roll tables in the “This is Your Life” chapter.

• Google Dice Roller: Super simple. Go to Google, type “dice roller,” and you have a dice roller.
• Roll Dice With Friends: You can give your temporary room a custom name, share the link with your friends, and all roll together!

• Owlbear Rodeo (straightforward and intuitive)
• Canva (DIY, simplified VTT)
• Roll20 (complicated learning curve)
• Foundry VTT
• Norse Foundry
• Shard
• Tablespire
• Tabletop Simulator
• Fantasy Grounds