If you're looking for a specific kind of IF, you can create a poll to ask other people for recommendations.
Best non-infocom games of the commercial era of the 1980s and early 1990s
by Mikalye - 14 votes for 13 games, last vote on May 27, 2020; created on May 27, 2020
"There were a bunch of commercial games released in the 1980's and early 90's. In the UK, Magnetic Scrolls release 9 games between 1984-1990 Level 9 released 24 games and a port of Colossal Cave between 1981-1991, Delta 4 released 9ish..."
Games that could use more reviews
by MathBrush - 24 votes for 19 games, last vote on June 9, 2021; created on April 23, 2020
"I love to review games. Let me know if you've made a game that needs more reviews, or can suggest someone else's! I might not be personally able to review every game due to time, content, or platform, but I'll try!"
First attempt IF
by beecadee - 20 votes for 17 games, last vote on March 2, 2021; created on April 6, 2020
"Anyone wanting to write IF has to start somewhere. Looking for games that were authors' first attempts... First attempts in a given development system count!"
Unplayable (or almost unplayable) games you love
by loudcat - 4 votes for 4 games, last vote on April 2, 2020; created on March 31, 2020
"I've been thinking about games with game-breaking bugs (or games that repeatedly crash and are hard to get through) that are otherwise really solid games. Do you have any games like this?"
Best of Quest
by Denk - 12 votes for 9 games, last vote on April 1, 2020; created on March 14, 2020
"There are more than 600 Quest games on IFDB. Surely there must be a lot of bad Quest games, but there are certainly good ones too. It would be interesting to know, which ones are worth playing."
role play/ toy games
by Xw - 3 votes for 3 games, last vote on April 4, 2020; created on March 6, 2020
games with magic
by Xw - 15 votes for 12 games, last vote on June 4, 2020; created on March 6, 2020
"any game will do"
Low-rated games worth playing
by diddlescatter - 10 votes for 7 games, last vote on June 22, 2021; created on February 26, 2020
"Looking for games that may have gotten poor reviews but are still memorable and worth playing for the story."
Best Mobile Games that Aren't Choicescript
by thecanvasrose - 10 votes for 5 games, last vote on August 15, 2021; created on December 8, 2019
"I've run into some cool ones. Let's hear it! 》 Choicescript games are often (but not always) titled "Choice of ____." Games like "Choice of Robots" and "Creatures Such as We" are Choicescript games. "
Wide open spaces.
by Rovarsson - 17 votes for 12 games, last vote on April 11, 2020; created on November 29, 2019
"This can apply to the setting of the games; prairies, deserts, icecaps come to mind. It can also apply to the feel of a game, the impression that the player is free to roam far and wide. Open game-worlds."
by Rovarsson - 12 votes for 10 games, last vote on December 20, 2020; created on November 28, 2019
"I love historical novels, no matter what time period they're set in. They do have to be accurate though. Can you suggest IF-games that are also like that? (In short: no magic.)"
Your Favorite/Best Twine Games
by thecanvasrose - 27 votes for 15 games, last vote on December 16, 2020; created on November 3, 2019
"1. Please leave a description with your vote and tell me what the game is/why you like it/etc. 2. Free to play games preferred. 3. I'm interested to see what's new or less well known."
Nontradiational Parser, Gamebook, IF and Systems
by thecanvasrose - 39 votes for 34 games, last vote on May 28, 2021; created on October 20, 2019
"I'm making a list based on this poll as I play the elected games and can write snippets about them. See here: https://ifdb.org/viewlist?id=3n6rheokfkcsntf - - - - - - - - - I'm looking for games which are: 》Neither parser nor gamebook..."
Games which take place in chat messenger systems or on a digital interface
by grimperfect - 28 votes for 21 games, last vote on December 10, 2020; created on September 23, 2019
"Specifically, works where the main mechanic is either exploring a in-game digital interface(ala Secret Little Haven) or communicating using a type of chat/text messenger system(think Emily is Away). "
Plot over Puzzle Parser
by thecanvasrose - 37 votes for 21 games, last vote on August 13, 2021; created on September 8, 2019
"Looking for what it says on the tin."
Good Games in French/Bons jeux en franšais
by thecanvasrose - 22 votes for 16 games, last vote on March 2, 2021; created on August 26, 2019
"I've recently reached an intermediate level of French speaking at my university. I can easily read relatively straightforward sentences, that is, but writing which is highly poetic or archaic I will not understand. I think I know French..."
Scariest Games! (Horror or Otherwise)
by thecanvasrose - 22 votes for 18 games, last vote on March 21, 2020; created on August 20, 2019
"I'm a sucker for horror, psychological suspense, adventure, the paranormal and supernatural, monsters and mystery. Please suggest scary games to me - even those which lie outside of the genre of horror, like sci-fi, crime or fantasy, if..."
Games about grannies
by baf - 7 votes for 6 games, last vote on August 17, 2021; created on July 17, 2019
"Recently, a representative of Ubisoft attracted some attention by saying, about an upcoming game with a grandmother as a protagonist, "Nobody has dared to do anything with a granny before, I think." Obviously he was only really speaking..."
by Spike - 36 votes for 19 games, last vote on August 15, 2021; created on July 7, 2019
"Several of us are interested in using IF for education, both in the classroom as well as more broadly. The purpose of this poll is to collect examples of IF with an educational focus."
by Princessthe1st - 16 votes for 12 games, last vote on August 20, 2019; created on June 9, 2019
"I'm looking for games for middle-schoolers, that are hard and fun but still appropriate."