From Trinity BAKumA:

Kurose Urumi, an antisocial woman, just became a new teacher. On the first day of her job, she arrives in an empty classroom with a single laptop. Suddenly, a girl materializes out of the laptop, claiming to be her student, and explaining her job as a teacher is to “download the other students and help them graduate!” Kurose reluctantly agrees to the task, and slowly finds out that her job may be fun after all.

Special comic anthology from Hirari focusing on club activities.

A high-school 4-koma comedy spin-off featuring the characters from Cross Ange.

N/A

Based on a song series by Last Note.
High school girl Eruna Ichinomiya, who enters the Mikagura Academy dreaming of a boarding school life filled with beauty. However, Eruna finds out that in the culture clubs, there is a rule that battles that are fought with special powers decide a club representative's treatment. Through various circumstances, Eruna becomes a representative of a club, and is thrown into the fray.

From Yuri Project:

Youko has a complex from being compared to her older sister her entire life, so middle school is off to a bad start when the tennis club is trying to recruit "Aiko-senpai's younger sister" and her best friend Maki. She is shocked to find out that Maki is interested in both the club and its leader Keita, whom Youko immediately disliked, and unfamiliar feelings of jealousy soon threaten to cause a rift between them.

A girl named Hiromi dreams to become a prince. One day a cute girl named Juri transfers into Hiromi's class. Due to Hiromi's cute looks she is bothered by Hiromi's classmates. Juri blatantly rejects Hiromi's classmates' invitation to join their group and she earns some scorn from Hiromi's friend, but Hiromi doesn't wish to bother Juri.
After Hiromi takes initiative to speak to Juri, Juri becomes attached to Hiromi and nicknames her Romeo.
Thus the story between Juli/Juri and Romeo/Hiromi begins.

The setting is Lillian Academy, a private Catholic all-girls school where the student council is known as the Yamayurikai (Mountain Lily Council) and younger students are taken under the wing of older students through a system known as the "soeur system" ("soeur" is French for "sister"). The main character, Yumi, who is basically a nobody, suddenly finds herself interacting with the members of the Yamayurikai and their soeurs, most notably her crush, the talented, beautiful, and withdrawn Sachiko...

Living with an alien was something Misuzu never imagined would happen, but when it does, you just have to roll with the punches. Naoko is from another world, but you wouldn’t think that since she looks just like another school girl. But her weird but pleasant personality and the advanced technology she has brought makes living with her anything but normal. Misuzu and her family make her feel part of the family and try to go about their daily lives.

This manga is about a girl who debuted as a mangaka at the age of 13, but no longer has any work as a mangaka at the age of 19. She decides to once again be a mangaka after reading manga by someone named Sachi and since girls love and boys love is currently popular she decides to go out with a girl coworker named Morishita who is in love with her to gain experience for her manga. However, she finds out that Morishita is Sachi!

Oneshot from Sayuri Hime

In "Traces of Snow," by Takahashi Mako, the protagonist goes to visit an old friend.

Koharu is solo again, so her friends drag her out to get hammered and talk about their relationships.

Source: Yuri Project

A story about Kawai-san taking music classes to be together with the senpai she loves. The problem is that her life is made unbearable by the sullen and strict drummer Ichibashi-san.

Another installment featuring Kawai-san and Ichibashi-san

The student council president is gaga over the vice president, but her feelings may or may not be returned. In the meantime, it's up to the serious and by-the-book vice president to keep the flaky (but surprisingly effective) president on track.

Childhood friends Yae Akane & Sakura Kasumi were inseparable as children until Yae and her family moved overseas. A few years later Yae is back and they are in the same school but now Sakura continuously ignores Yae?

Nanase Tachibana lives with the memories of her ex-girlfriend who passed away, will she be able to live with her twin sister?

[From Lililcious]:

One of the older yuri manga out there. Resine comes to a new boarding school to find she is rooming with Simone, a rebel who is rude to her from the start. However, Resine and Simone end up falling in love...

Volume 3 of Yamagishi Ryouko Masterpiece Collection:

1. Himawari Saita (YAMAGISHI Ryouko)
2. Lagrima
3. Shiroi Heya no Futari