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  • December 2025

  • Sat 6
    Image with the following words in different fonts, colors, and angles: Make a hand-coded *holiday* SVG e-card

    🎊 Make a Hand-Coded SVG Holiday E-Card

    December 6, 2025 @ 10:30 am - 12:00 pm 🎊 Make a Hand-Coded SVG Holiday E-Card
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Learn to make an animated SVG file using a plaintext editor and web browser. No fancy tools needed! Geany text editor Register

  • Sun 7
    Image with the following words in different fonts, colors, and angles: Make a hand-coded *holiday* SVG e-card

    🎊 Make a Hand-Coded SVG Holiday E-Card

    December 7, 2025 @ 10:30 am - 12:00 pm 🎊 Make a Hand-Coded SVG Holiday E-Card
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Learn to make an animated SVG file using a plaintext editor and web browser. No fancy tools needed! Geany text editor Register

  • Sun 7
    '80s style pink glowing text reading "Homebrew Website Club" with a purple triangle and rainbow and grid receding into the background

    🏠 IndieWeb Homebrew Website Club

    December 7, 2025 @ 6:00 pm - 8:00 pm 🏠 IndieWeb Homebrew Website Club
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Homebrew Website Club is a growing world-wide network of meetups for everyone who wants to take back their web experience from social media silos, and own their online identities & […]

  • Tue 9
    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.

    ✏️ The Writing Room

    December 9, 2025 @ 5:00 pm - 7:30 pm ✏️ 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 10
    Old-fashioned website screen capture with a repeated picture of a cloud in the background: Welcome To The *Making Your First Website* Workshop Learn HTML and create a home page on Neocities! Total beginners welcome! Iffy Books / Ragman WARNING: this page is under construction

    🚧 Make Your First Website

    December 10, 2025 @ 6:00 pm - 8:00 pm 🚧 Make Your First Website
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Make a home page like it's 1999! Join us at Iffy Books for a new workshop called Make Your First Website, led by Ragman a.k.a. Richard Green. You'll learn the […]

  • Thu 11
    Image with the following words in different fonts, colors, and angles: Make a hand-coded *holiday* SVG e-card

    🎊 Make a Hand-Coded SVG Holiday E-Card

    December 11, 2025 @ 2:00 pm - 3:30 pm 🎊 Make a Hand-Coded SVG Holiday E-Card
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Learn to make an animated SVG file using a plaintext editor and web browser. No fancy tools needed! Geany text editor Sublime Text Happy Birthday example file Register

  • Thu 11
    The cover of a recent edition of 'Technics and Civilization' by Lewis Mumford, with blue and yellow overlapping circles superimposed on a photo from the '30s(?) of a train with a giant propeller on the front, with two people standing nearby

    ⚙️ Neo-Luddite Reading Group: ‘Technics and Civilization’ by Lewis Mumford (1st half)

    December 11, 2025 @ 6:30 pm - 8:30 pm ⚙️ Neo-Luddite Reading Group
    Iffy Books 404 S. 20th St., Philadelphia, United States

    ➡️ Virtual Meetup Link Discord: Email neoluddite@victorgom.es for an invite! Full schedule: victorgom.es/neoluddite If you're joining for the first time, I'd suggest you read this before anything else for brief […]

  • Thu 11
    The cover of a recent edition of 'Technics and Civilization' by Lewis Mumford, with blue and yellow overlapping circles superimposed on a photo from the '30s(?) of a train with a giant propeller on the front, with two people standing nearby

    ⚙️ Neo-Luddite Reading Group: ‘Technics and Civilization’ by Lewis Mumford (1st half)

    December 11, 2025 @ 6:30 pm - 8:30 pm ⚙️ Neo-Luddite Reading Group
    Iffy Books 404 S. 20th St., Philadelphia, United States

    ➡️ Virtual Meetup Link Discord: Email neoluddite@victorgom.es for an invite! Full schedule: victorgom.es/neoluddite If you're joining for the first time, I'd suggest you read this before anything else for brief […]

  • Fri 12
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors

    ⚡️ Beginner Soldering: Flashing LED Circuit

    December 12, 2025 @ 1:00 pm - 2:00 pm ⚡️ Beginner Soldering: Flashing LED Circuit
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll learn the basics of soldering by building a tiny oscillator circuit with two transistors and two LED lights. No previous experience needed! Register:  

  • Sat 13
    A drawing of two smiling turtles facing each other, with a wi-fi symbol over their heads. One is wearing a cowboy hat and the other is wearing a little bowler. Both turtles have computers on their backs. The text "Model Internet Club" is at the bottom in a typewriter font.

    🚂 Model Internet Club

    December 13, 2025 @ 10:30 am - 12:30 pm 🚂 Model Internet Club
    Iffy Books 404 S. 20th St., Philadelphia, United States

    The Model Internet Club is back! Join us every second Saturday from 10:30 a.m. to 12:30 p.m. for an informal meetup focused on building small-scale computer networks. No registration needed […]

  • Sun 14
    Closeup photo of a zine with the title "Draw with code! An intro to turtle graphics using Python." There's a turtle icon on the middle of the cover with a zig-zagging line coming out of its tail, and several lines of code on the left, such as "left(90)" and "forward(10)." Text on the right says "free zine!" The Iffy Books logo and address (319 N. 11th St. 2I, PHL) are at the bottom right corner.

    🐢 Draw with code! An intro to turtle graphics using Python

    December 14, 2025 @ 10:30 am - 1:30 pm Private: 🐢 Draw with code! An intro to turtle graphics using Python
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Drop in any time from 10:30 a.m. to 1:30 p.m. and learn to draw cool geometric pictures using Python! It's just like Logo, the turtle drawing program that introduced a […]

  • Tue 16
    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.

    ✏️ T̶h̶e̶ ̶W̶r̶i̶t̶i̶n̶g̶ ̶R̶o̶o̶m̶ (canceled this week!)

    December 16, 2025 @ 5:00 pm - 7:30 pm ✏️ The Writing Room
    Iffy Books 404 S. 20th St., Philadelphia, United States

    We're canceling the Writing Room this week due to the freezing weather, and we're taking the next couple weeks off for the holidays. We'll be back in January! Come co-work […]

  • Wed 17
    Pi Pico Development board with red and black wires running to a USB port, attached to the Pico with twist tie wire

    🔄 Solder & Code: Pico Power Cycler

    December 17, 2025 @ 1:00 pm - 3:00 pm 🔄 Solder & Code: Pico Power Cycler
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll build a gadget that turns power on and off for a USB-powered device. Useful for rebooting solar-powered radios, making decorations blink, etc. No experience with soldering […]

  • Wed 17
    Book cover for 'The Achilles Trap: Saddam Hussein, the United States and the Middle East, 1979-2003' by Steve Coll, with a photo of two people standing near barbed with a huge plume of smoke

    👁️ Intelligence History Reading Group: ‘The Achilles Trap’ by Steve Coll

    December 17, 2025 @ 7:00 pm - 8:30 pm 👁️ Intelligence History Reading Group: ‘Agents of Subversion’ by
    Iffy Books 404 S. 20th St., Philadelphia, United States

    This month we're readingThe Achilles Trap Saddam Hussein, the United States and the Middle East, 1979-2003 by Steve Coll 🎧 Get the audiobook on Libro.fm The Achilles Trap masterfully untangles […]

  • Thu 18
    Pi Pico Development board with red and black wires running to a USB port, attached to the Pico with twist tie wire

    🔄 Solder & Code: Pico Power Cycler

    December 18, 2025 @ 1:00 pm - 3:00 pm 🔄 Solder & Code: Pico Power Cycler
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll build a gadget that turns power on and off for a USB-powered device. Useful for rebooting solar-powered radios, making decorations blink, etc. No experience with soldering […]

  • Fri 19
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors

    ⚡️ Beginner Soldering: Flashing LED Circuit

    December 19, 2025 @ 1:00 pm - 2:00 pm ⚡️ Beginner Soldering: Flashing LED Circuit
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll learn the basics of soldering by building a tiny oscillator circuit with two transistors and two LED lights. No previous experience needed! Register:  

  • Sat 20
    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"

    🎵 Cassette Mixtape Session

    December 20, 2025 @ 10:30 am - 12:00 pm 🎵 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:  

  • Sun 21
    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"

    🎵 Cassette Mixtape Session

    December 21, 2025 @ 10:30 am - 12:00 pm 🎵 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:

  • Thu 25
    Super close macro photo of a snowflake. CC-BY Alexey Kljatov https://www.flickr.com/photos/chaoticmind75/46796797182/

    ❄️ Closed December 25th

    December 25, 2025 @ 8:00 am - 5:00 pm
    Iffy Books 404 S. 20th St., Philadelphia, United States

    We'll be closed on December 25th. Sorry for the inconvenience! Photo CC-BY Alexey Kljatov

  • Sat 27
    Flyer with a pink toy keyboard in the background and the following text: Toy Quieting Workshop December 27 & 28 10:30 AM – 12:30 PM 404 S. 20th St., PHL

    🧸 Toy Quieting Workshop

    December 27, 2025 @ 10:30 am - 12:30 pm 🧸 Toy Quieting Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Is there a toy in your house that’s so loud it’s driving you up a wall? Are you just curious about electronics and sound? Join us for a hands-on workshop […]

  • Sun 28
    Flyer with a pink toy keyboard in the background and the following text: Toy Quieting Workshop December 27 & 28 10:30 AM – 12:30 PM 404 S. 20th St., PHL

    🧸 Toy Quieting Workshop

    December 28, 2025 @ 10:30 am - 12:30 pm 🧸 Toy Quieting Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Is there a toy in your house that’s so loud it’s driving you up a wall? Are you just curious about electronics and sound? Join us for a hands-on workshop […]

  • Tue 30
    Package label with a circuit diagram showing the connections between a Pi Pico development board, a DFplayer MP3 player module, and a speaker. The text reads: Breadboard MP3 Player Kit • Pi Pico board with USB-C port  & pre-soldered header pins • DFplayer MP3 Player module • 3W speaker • 830 tie point breadboard • 2-prong screw terminal • 4 push buttons • single-core wire (20") • mini wire cutter/stripper tool • M2 screw Instructions & MicroPython code at iffybooks.net/breadboard-mp3-player

    🎶 Breadboard MP3 Player Workshop

    December 30, 2025 @ 12:00 pm - 1:30 pm 🎶 Breadboard MP3 Player Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Stay tuned for details! Instructions & example code Here's what's included in the kit: Pi Pico board with USB-C port & pre-soldered header pins DFplayer MP3 Player module 3W speaker […]

  • Wed 31
    The Meshtastic logo, with the word "Meshtastic" in black

    📡 Meshtastic 101

    December 31, 2025 @ 1:00 pm - 2:30 pm 📡 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 […]

  • January 2026

  • Thu 1
    1920s(?) era greeting card with an illustration of an old man holding a scythe exiting on the left while a baby stands with its right arm up on the right. Here's the text: GOODBYE OLD YEAR! Good-bye Old Faults, Old Complaints, Old Grievances. - Good-bye Grouches, good-bye Bad Habits, good-bye Pessimism, good-bye Hard-times, Welcome a Fresh-start. HAPPY NEW YEAR TO YOU

    🕰️ Closed January 1st

    January 1
    Iffy Books 404 S. 20th St., Philadelphia, United States

    We'll be closed on New Year's Day. Sorry for the inconvenience!

  • Fri 2
    The words "Philly 2600" in an old-school digital font

    💻 Philly 2600 Meetup

    January 2 @ 6:00 pm - 8:00 pm 💻 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.

  • Sun 4
    Pi Pico Development board with red and black wires running to a USB port, attached to the Pico with twist tie wire

    🔄 Solder & Code: Pico Power Cycler

    January 4 @ 10:30 am - 12:30 pm 🔄 Solder & Code: Pico Power Cycler
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll build a gadget that turns power on and off for a USB-powered device. Useful for rebooting solar-powered radios, making decorations blink, etc. No experience with soldering […]

  • Sun 4
    '80s style pink glowing text reading "Homebrew Website Club" with a purple triangle and rainbow and grid receding into the background

    🏠 IndieWeb Homebrew Website Club

    January 4 @ 6:00 pm - 8:00 pm 🏠 IndieWeb Homebrew Website Club
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Homebrew Website Club is a growing world-wide network of meetups for everyone who wants to take back their web experience from social media silos, and own their online identities & […]

  • Tue 6
    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.

    ✏️ The Writing Room

    January 6 @ 5:00 pm - 7:30 pm ✏️ 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 7
    The symbol of the permacomputing movement, a pixel art flower 7 pixels wide and 9 pixels tall, in white on a black background.

    💾☀️ Permacomputing + Solarpunk Meetup

    January 7 @ 6:30 pm - 8:00 pm 💾☀️ Permacomputing + Solarpunk Meetup
    Iffy Books 404 S. 20th St., Philadelphia, United States

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

  • Thu 8
    Old-fashioned website screen capture with a repeated picture of a cloud in the background: Welcome To The *Making Your First Website* Workshop Learn HTML and create a home page on Neocities! Total beginners welcome! Iffy Books / Ragman WARNING: this page is under construction

    🚧 Make Your First Website

    January 8 @ 6:00 pm - 8:00 pm 🚧 Make Your First Website
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Make a home page like it's 1999! Join us at Iffy Books for a new workshop called Make Your First Website, led by Ragman a.k.a. Richard Green. You'll learn the […]

  • Fri 9
    Photo of blurry spinning top with colorful LEDs, and the following text: LED Top Soldering Kit Motion-activated spinning top w/ flashing lights! → Includes two CR2303 coin cell batteries

    ⚡️ Beginner Soldering: LED Spinning Top

    January 9 @ 12:00 pm - 1:30 pm ⚡️ Beginner Soldering: LED Spinning Top
    Iffy Books 404 S. 20th St., Philadelphia, United States

    For this class we're building a spinning top toy with LED lights that flash when it spins. No previous soldering experience required! Registration

  • Fri 9
    Animated GIF of a heart-shaped printed circuit board with red LEDs around the edge, slowly turning on and off

    ❤️ Soldering Practice: LED Heart Board

    January 9 @ 2:00 pm - 4:00 pm ❤️ 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 […]

  • Fri 9
    Photo of a black 3.5-inch floppy disk

    🛠️ D̶i̶g̶i̶t̶a̶l̶ ̶P̶r̶i̶v̶a̶c̶y̶ ̶&̶ ̶A̶u̶t̶o̶n̶o̶m̶y̶ ̶W̶o̶r̶k̶s̶h̶o̶p̶ (postponed ’til March!)

    January 9 @ 6:00 pm - 8:00 pm
    Iffy Books 404 S. 20th St., Philadelphia, United States

    We're postponing this workshop 'til March. Stay tuned for an update! A workshop/discussion on digital security, tools, and divestment from big tech. Our goal is to find alternate platforms for […]

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