I found this pretty cool collection of illustration artworks by Vijay Verma called 100-days Illustrations. All the images are free for both personal and commercial use. I want to keep this collection here for my own reference and also to share with others who might find it useful.

Image: 101-gym-guy
Image: 102-gym-cycle
Image: 103-gym-time
Image: 104-dumbbell
Image: 105-freelancer
Image: 106-italy
Image: 107-healthy
Image: 108-forget-password
Image: 109-map-location
Image: 110-sega-megdrive
Image: 111-coding
Image: 112-installing
Image: 113-workstation
Image: 114-retro-tv
Image: 115-eiffel-tower
Image: 116-gameboy
Image: 117-ironman
Image: 118-macbook
Image: 119-working
Image: 120-power-of-pen
Image: 121-work-from-home-1
Image: 122-work-from-home-2
Image: 123-temprature-meter
Image: 124-sanitizer
Image: 125-wash-hand
Image: 126-namaste-no-hand-shake
Image: 127-sick-sneezing
Image: 128-forehead-tester
Image: 129-wear-mask
Image: 130-COVID-Virus
Image: day1-ipod
Image: day10-canvas-stand
Image: day100-the-snail
Image: day11-blackboard
Image: day12-bed
Image: day13-it-girl
Image: day14-forklift
Image: day15-color-tool
Image: day16-retro-cassette
Image: day17-walkie-talkie
Image: day18-floppy
Image: day19-apple-watch
Image: day2-gaming-console
Image: day20-rocket
Image: day21-Lantern
Image: day22-owl
Image: day23-radio
Image: day24-e-scooter
Image: day25-sport-bicycle
Image: day26-rainbow
Image: day27-my-robot
Image: day28-selfi-girl
Image: day29-selfie-boy
Image: day3-gaming-mouse
Image: day30-cafe
Image: day31-sweet-home
Image: day32-frankenstein
Image: day33-pumpkin
Image: day34-ticket
Image: day35-firework
Image: day36-abacus
Image: day37-calculator
Image: day38-macintosh
Image: day39-pc
Image: day4-polariod
Image: day40-powerbook-100
Image: day41-desktop
Image: day42-imac
Image: day43-ram
Image: day44-hdd
Image: day45-gpu-ati
Image: day46-experiment-lab
Image: day47-chemistry-lab
Image: day48-medical-lab
Image: day49-angler-fish
Image: day5-vault
Image: day50-pirahna
Image: day51-whale
Image: day52-auntum
Image: day53-farm
Image: day54-building
Image: day55-living-room-interior
Image: day56-tv-room
Image: day57-reading-room
Image: day58-bedroom
Image: day59-kitchen
Image: day6-open-vault
Image: day60-bathroom
Image: day61-travel-bag
Image: day62-office-bag
Image: day63-school-bag
Image: day64-followers
Image: day65-city-road
Image: day66-travel
Image: day67-dog
Image: day68-happy-cat
Image: day69-dotted-notebook
Image: day7-vintage-camera
Image: day70-designer-fav-tool-wacom
Image: day71-designer-tool-essential
Image: day72-designer-tool-war
Image: day73-writing-tool
Image: day74-stationary-set
Image: day75-stationary-set-2
Image: day76-watch-spectacle
Image: day77-pocket-knief
Image: day78-wallet
Image: day79-coffee
Image: day8-printer
Image: day80-tea
Image: day81-ice-cream
Image: day82-burger
Image: day83-snowman
Image: day84-reindeer
Image: day85-socks
Image: day86-candle
Image: day87-chritmas-ball
Image: day88-jingle-bell
Image: day89-christmas-gift
Image: day9-toolbox
Image: day90-santa
Image: day91-merry-christmas
Image: day92-freelancing
Image: day93-programing
Image: day94-ui-ux
Image: day95-app-development
Image: day96-camping
Image: day97-champagne
Image: day98-junk-boat
Image: day99-pirate-boat