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Iffy Books | 404 S. 20th St., PHL

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33 events found.

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  • March 2025
  • Mon 17
    The Meshtastic logo, with the word "Meshtastic" in black
    March 17 @ 12:00 pm - 1:30 pm 📡 Meshtastic 101

    📡 Meshtastic 101

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for an introduction to Meshtastic, an application that lets you send private text messages over the air using pocket-sized LoRa radio transceivers. We’ll show you how to flash the […]

  • Tue 18
    March 18 @ 3:00 pm - 4:30 pm 🪡 Beginner Darning Workshop

    🪡 Beginner Darning Workshop

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a class on how to darn your clothes! Bring a garment with a small hole (dime-sized is ideal) or we'll provide a scrap you can use. We're […]

  • Tue 18
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.
    March 18 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ The Writing Room

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 19
    Flyer image with a row of ten 1/4-inch phone plugs and the following text in blue: Beginner Soldering: Make a DIY Guitar Cable
    March 19 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a relatively quick and easy soldering workshop, suitable for total beginners! You'll strip some wires and solder 1/4-inch plugs to the ends, creating your own guitar cable. […]

  • Wed 19
    The symbol of the permacomputing movement, a pixel art flower 7 pixels wide and 9 pixels tall, in white on a black background.
    March 19 @ 6:30 pm - 8:00 pm 💾☀️ Permacomputing + Solarpunk Meetup

    💾☀️ Permacomputing + Solarpunk Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The Permacomputing + Solarpunk meetup is every other third Wednesday at Iffy Books! You can join us in person (404 S. 20th St., PHL) or remotely via Jitsi Meet. ➡️ […]

  • Thu 20
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 20 @ 12:00 pm - 2:00 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Thu 20
    Painting of workers and enormous machines in a Detroit auto plant, painted by Diego Rivera
    March 20 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group

    📚 ̶C̶a̶p̶i̶t̶a̶l̶ ̶R̶e̶a̶d̶i̶n̶g̶ ̶G̶r̶o̶u̶p̶ (canceled this week. sorry!)

    Iffy Books 404 S. 20th St., Philadelphia, United States

    We're canceling this week's meeting due to an unforeseen issue. Very sorry for the delay! We hope you can make it on April 3rd. ̶J̶o̶i̶n̶ ̶u̶s̶ ̶o̶n̶ ̶t̶h̶e̶ ̶f̶i̶r̶s̶t̶ ̶a̶n̶d̶ […]

  • Fri 21
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 21 @ 2:00 pm - 4:00 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Fri 21
    The logo for The Open Organization of Lockpickers, with the acronym TOOOL at the top in red. Each letter O in the acronym is designed to look like the keyway of a lock.
    March 21 @ 6:00 pm - 8:00 pm 🔓 TOOOL Lock Picking Meetup

    🔓 TOOOL Lock Picking Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The third Friday of every month from 6–8 p.m. we host a meetup run by the Philadelphia Chapter of the Open Organization of Lockpickers. > Come join us for our […]

  • Mon 24
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 24 @ 12:00 pm - 2:00 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Tue 25
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.
    March 25 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ The Writing Room

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 26
    The cover of the novel 'Orbital' by Samantha Harvey, with glowing planet-like spheres on a starry background with glowing halos
    March 26 @ 7:00 pm - 8:30 pm

    🪐 Speculative Futures Reading Group: ‘Orbital’ by Samantha Harvey

    Join us Wednesday, March 26th at 7 p.m. to discuss the novel Orbital by Samantha Harvey (2023). > Six astronauts rotate in their spacecraft above the earth. They are there […]

  • Thu 27
    Animated GIF of a heart-shaped printed circuit board with red LEDs around the edge, slowly turning on and off
    March 27 @ 12:00 pm - 2:00 pm ❤️ Soldering Practice: LED Heart Board

    ❤️ Soldering Practice: LED Heart Board

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come out and get some soldering practice! This time we're making a heart-shaped board with 22 LEDs, using an oscillator circuit to dim and brighten them at the speed you […]

  • Thu 27
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 27 @ 5:30 pm - 7:30 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Fri 28
    A photo of an audio cassette tape, made of black plastic with a red label. The brand is BASF, and the text says "ferro super LH 90"
    March 28 @ 11:00 am - 12:00 pm 🎵 Cassette Mixtape Session

    🎵 Cassette Mixtape Session

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Bring a playlist on your phone/computer and we’ll help you record it to an audio cassette tape. We have plenty of tapes to share! Register: coming soon!

  • Fri 28
    The Meshtastic logo, with the word "Meshtastic" in black
    March 28 @ 3:00 pm - 5:00 pm 📡 Meshtastic 101

    📡 Meshtastic 101

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for an introduction to Meshtastic, an application that lets you send private text messages over the air using pocket-sized LoRa radio transceivers. We’ll show you how to flash the […]

  • Sat 29
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 29 @ 10:00 am - 12:00 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Sun 30
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick
    March 30 @ 10:00 am - 12:00 pm 📺 Solder & Code: Li’l Info Box

    📺 Solder & Code: Li’l Info Box

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Sun 30
    Zine on a wooden shelf with 4 skeins of thread: "How to Darn Your Clothes"
    March 30 @ 2:00 pm - 4:00 pm 🪡 Beginner Darning Workshop

    🪡 Beginner Darning Workshop

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a class on how to darn your clothes! Bring a garment with a small hole (dime-sized is ideal) or we'll provide a scrap you can use. We're […]

  • April 2025
  • Tue 1
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.
    April 1 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ The Writing Room

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 2
    Flyer image with a row of ten 1/4-inch phone plugs and the following text in blue: Beginner Soldering: Make a DIY Guitar Cable
    April 2 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a relatively quick and easy soldering workshop, suitable for total beginners! You'll strip some wires and solder 1/4-inch plugs to the ends, creating your own guitar cable. […]

  • Wed 2
    Logo for the DC215 meetup, with the DEF CON logo (smiley face and crossbones) on the left and "215" in green ASCII art on the right, all on the black background
    April 2 @ 6:00 pm - 8:00 pm

    💻 DC215 Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Welcome to the DC215 Meetup at Iffy Books! This month, we’re having a redo of our Meshtastic talk! Join us while we dive into Meshtastic and LoRa nodes, a powerful […]

  • Thu 3
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor
    April 3 @ 12:00 pm - 1:30 pm ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Thu 3
    A painting of several factory buildings by Vincent van Gogh. There's matted hay on the ground in the foreground. A person dressed in black in the middle distance is carrying a long yellow object
    April 3 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group

    📚 Capital Reading Group

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us on the first and third Thursday of every month at 7 p.m. for a reading group on Capital by Karl Marx. Reading for April 3rd: • The Buying […]

  • Fri 4
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor
    April 4 @ 2:00 pm - 3:30 pm ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Fri 4
    The words "Philly 2600" in an old-school digital font
    April 4 @ 6:00 pm - 8:00 pm 💻 Philly 2600 Meetup

    💻 Philly 2600 Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    > The Philly 2600 meeting is a monthly gathering of local hackers, phreaks, nerds, geeks, activists, tinkerers, developers, infosec professionals, and other interesting people.

  • Sat 5
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor
    April 5 @ 10:00 am - 11:30 am ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Sat 5
    Flyer with the cover of the book 'Why We Fear AI: On the Interpretation of Nightmares' by Hagen Blix & Ingeborg Glimmer. 13/13 -NYC WORD IS CHANGE BOOKSTORE- 7PM WITH DAVID GRAY WIDDER 3/17—ONLINE • THE DATA FIX PODCAST WITH MÉL HOGAN 4/05-PHILADELPHIA IFFY BOOKS-TBA WITH VICTOR GOMES COMMON NOTIONS PRESS BROOKLYN PHILLY
    April 5 @ 5:00 pm - 7:00 pm

    ⚙️ Book Launch for ‘Why we fear AI’ by Hagen Blix & Ingeborg Glimmer

    Iffy Books 404 S. 20th St., Philadelphia, United States

    On Saturday, April 5th at 5:00 p.m. we'll host a book launch event for 'Why we fear AI' by Hagen Blix & Ingeborg Glimmer, published by Common Notions Press. Victor […]

  • Sun 6
    A king penguin head. Photo taken at Edinburgh Zoo, Scotland.
    April 6 @ 10:30 am - 12:30 pm 🐧 Linux Lab

    🐧 Linux Lab: Search your system with find & grep

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The first Sunday of every month we'll host an event for Linux beginners. Stay tuned for more details! Photo CC-BY-SA Mark Dickson

  • Mon 7
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"
    April 7 @ 12:00 pm - 1:00 pm ⚡️ Beginner Soldering: USB Data Blocker

    ⚡️ Beginner Soldering: USB Data Blocker

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Mon 7
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"
    April 7 @ 1:00 pm - 2:00 pm ⚡️ Beginner Soldering: USB Data Blocker

    ⚡️ Beginner Soldering: USB Data Blocker

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Tue 8
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.
    April 8 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ The Writing Room

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 9
    Front cover of 'Obfuscation: A User's Guide for Privacy and Protest' by Finn Brunton & Helen Nissenbaum, with glitchy-looking white text on a black background, with an orange rectangle at the bottom left
    April 9 @ 6:30 pm - 8:30 pm ⚙️ Neo-Luddite Reading Group

    ⚙️ Neo-Luddite Reading Group: ‘Obfuscation: A User’s Guide for Privacy and Protest’ by Finn Brunton & Helen Nissenbaum

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Full schedule: victorgom.es/neoluddite ➡️ Virtual Meetup Link Time and Place: The 2nd Wednesday of each month 6:30-8:30 ET in person at Iffy Books. There is also a virtual option for […]

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