Slack Emoji

Here is a collection of default Slack Emoji that I think are the most useful ones for a tool like this.

Symbols

:exclamation:
:question:
:grey_exclamation:
:grey_question:
:zzz:
:fire:
:speech_balloon: / :thought_balloon:
:zap:
:cloud:
:gift:
:bell: / :no_bell:
:crystal_ball:
:cd: / :dvd: / :floppy_disk: / :dvd:
:camera: / :video_camera:
:computer: / :tv:
:battery:
:mailbox: / :envelope: / :package:
:mailbox_closed: / :mailbox_with_mail: / :mailbox_with_no_mail:
:lock: / :unlock: / :key:
:sos: / :id: / :no_entry_sign: / :no_entry:
:a: / :b: / :ab:
:clock1: / :clock2: / :clock3: / :clock4: / :clock5: / :clock6:
:clock7: / :clock8: / :clock9: / :clock10: / :clock11: / :clock12:
:x: / :o:
:100:
:link:
:black_circle: / :white_circle: / :red_circle: / :large_blue_circle:
:shipit:

Files and Documents

:page_facing_up:
:page_with_curl:
:bookmark_tabs:
:bar_chart:
:chart_with_upwards_trend:
:chart_with_downwards_trend:
:scroll:
:clipboard:
:calendar:
:date:
:card_index:
:file_folder:
:open_file_folder:
:newspaper:
:memo:
:book:
:closed_book:
:green_book:
:blue_book:
:orange_book:
:notebook:
:notebook_with_decorative_cover:
:ledger:
:books:
:bookmark:

Misc

:name_badge:
:microscope:
:telescope:
:gem:
:trophy:
:pencil:
:ribbon:
:tophat:
:crown:
:briefcase:
:heart:
:sparkles:
:star:
:boom:

Food and Drinks

:beer:
:beers:
:cocktail:
:tropical_drink:
:wine_glass:
:doughnut:
:cake:
:cookie:

Vehicles and Construction

:rocket:
:ticket:
:vertical_traffic_light:
:traffic_light:
:construction:

Hands

:thumbsup: / :thumbsdown:
:punch:
:raised_hand: / :raised_hands:
:clap: / :pray:
:point_up: / :point_down: / :point_left: / :point_right:

Keyboard Symbols

:one: / :two: / :three: / :four: / :five:
:six: / :seven: / :eight: / :nine: / :keycap_ten:
:1234: / :zero: / :hash: / :symbols:
:arrow_backward: / :arrow_down: / :arrow_forward: / :arrow_left: /
:capital_abcd: / :abcd: / :abc:
:arrow_lower_left: / :arrow_lower_right: / :arrow_right: / :arrow_up:
:arrow_upper_left: / :arrow_upper_right:
:arrow_double_down: / :arrow_double_up:
:arrow_down_small:
:arrow_heading_down: / :arrow_heading_up:
:leftwards_arrow_with_hook: / :arrow_right_hook: / :left_right_arrow:
:arrow_up_down: / :arrow_up_small:
:arrows_clockwise: / :arrows_counterclockwise:
:rewind: / :fast_forward:
:information_source: / :ok:
:twisted_rightwards_arrows:
:repeat: / :repeat_one:
:new: / :top: / :up: / :cool: / :free: / :signal_strength: