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33 events found.

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  • September 2025
  • Tue 2
    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.
    September 2 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 […]

  • Thu 4
    Painting of workers and enormous machines in a Detroit auto plant, painted by Diego Rivera
    September 4 @ 7:00 pm - 9:00 pm ๐Ÿ“š Capital Reading Group

    ๐Ÿ“š Capital Reading Group

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

    Join us for a discussion on Marx's Capital by. We'll post the sections we're covering before each meeting. We're reading Paul Reitter's recent translation (Princeton University Press, 2024).

  • Fri 5
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors
    September 5 @ 5:30 pm - 6:30 pm โšก๏ธ Beginner Soldering: Flashing LED Circuit

    โšก๏ธ 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:  

  • Fri 5
    The words "Philly 2600" in an old-school digital font
    September 5 @ 6:00 pm - 8:00 pm ๐Ÿ’ป Philly 2600 Meetup

    ๐Ÿ’ป 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 7
    '80s style pink glowing text reading "Homebrew Website Club" with a purple triangle and rainbow and grid receding into the background
    September 7 @ 6:00 pm - 8:00 pm ๐Ÿ  IndieWeb Homebrew Website Club

    ๐Ÿ  IฬถnฬถdฬถiฬถeฬถWฬถeฬถbฬถ ฬถHฬถoฬถmฬถeฬถbฬถrฬถeฬถwฬถ ฬถWฬถeฬถbฬถsฬถiฬถtฬถeฬถ ฬถCฬถlฬถuฬถbฬถ ฬถ(canceled this month!)

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

    The Homebrew Website Club is canceled this month! See y'all on October 5th. Homebrew Website Club is a growing world-wide network of meetups for everyone who wants to take back […]

  • 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.
    September 9 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 […]

  • Thu 11
    September 11 @ 2:30 pm - 4:30 pm ๐ŸŽฒ Pico Game Timer & Dice Workshop

    ๐ŸŽฒ Pico Game Timer & Dice Workshop

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

    11Learn to make a programmable game timer and dice with a Pi Pico microcontroller! First you'll solder six LEDs, two switches, and a vibration motor to the board's GPIO pins. […]

  • Thu 11
    Cover of the current edition of Small Is Beautiful: Economics as if People Mattered by E. F. Schumacher, with an illustration of two hands, black on a white background, one holding the Earth
    September 11 @ 6:30 pm - 8:30 pm โš™๏ธ Neo-Luddite Reading Group

    โš™๏ธ Neo-Luddite Reading Group: ‘Small Is Beautiful’ by E. F. Schumacher (moved to Thursday)

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

    Join us Thursday, September 11th at 6:30 p.m. ET for a discussion on Small Is Beautiful: Economics as if People Mattered by E. F. Schumacher. โžก๏ธ Virtual Meetup Link Discord: […]

  • Fri 12
    Zine cover for "Build a Solar-Powered Music Synth," with the Iffy Books logo in the lower left corner. In the middle of the page there's a black-and-white drawing of cute hamsters assembling electronic components on a breadboard. A spiral sun is overhead, with a curving arrow pointing at a pair of music notes.
    September 12 @ 12:00 pm - 1:00 pm โ˜€๏ธ Solar Music Synth Workshop

    โ˜€๏ธ Solar Music Synth Workshop

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

    Join us and build a tiny solar-powered square wave generator on a breadboard. No soldering required! The workshop is free to attend, but you'll need to purchase a kit for […]

  • Fri 12
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors
    September 12 @ 1:00 pm - 2:00 pm โšก๏ธ Beginner Soldering: Flashing LED Circuit

    โšก๏ธ 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.
    September 13 @ 10:30 am - 12:30 pm ๐Ÿš‚ Model Internet Club

    ๐Ÿš‚ Model Internet Club

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

    The Model Internet Club is back! Join us every third 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 […]

  • 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.
    September 16 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 17
    Book cover for 'The Mission: The CIA in the 21st Century' by Tim Weiner (2025). Blue background, white text, smudged gold seal with an eagle reading "Intelligence Agency"
    September 17 @ 7:00 pm - 8:30 pm ๐Ÿ‘๏ธ Intelligence History Reading Group: ‘Agents of Subversion’ by

    ๐Ÿ‘๏ธ Intelligence History Reading Group: ‘The Mission: The CIA in the 21st Century’ by Tim Weiner (2nd half)

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

    Join us Wednesday, September 17th at 7 p.m. for a discussion on the second half of The Mission: The CIA in the 21st Century by Tim Weiner (2025). ๐ŸŽง Get […]

  • Fri 19
    Top-down photo of an FM transmitter circuit on a printed circuit board, with a capsule microphone and audio input jack on the left side
    September 19 @ 5:30 pm - 7:30 pm ๐Ÿ“ป FM Transmitter Soldering Class

    ๐Ÿ“ป FM Transmitter Soldering Class

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

    Come out and get some soldering practice! This time we're assembling a short-range FM transmitter kit with a built-in mic and a 1/8" audio input jack. This project is recommended […]

  • Sat 20
    The Meshtastic logo, with the word "Meshtastic" in black
    September 20 @ 10:30 am - 12:00 pm ๐Ÿ“ก Meshtastic 101

    ๐Ÿ“ก 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-sizedย LoRa radio transceivers. Weโ€™ll show you how to flash the […]

  • Tue 23
    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.
    September 23 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 24
    Cover of the novel 'Hum' by Helen Phillips, with bright green leaf shapes arranged in a geometric pattern with lines and circles
    September 24 @ 7:00 pm - 8:30 pm ๐Ÿช Speculative Futures Reading Group

    ๐Ÿช Speculative Futures Reading Group: ‘Hum’ by Helen Phillips

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

    The Speculative Futures Reading Group meets on the last Wednesday of every month at 7 p.m.! ๐ŸŽง Get the audiobook on Libro.fm In a city addled by climate change and […]

  • Fri 26
    Zine cover for "Build a Solar-Powered Music Synth," with the Iffy Books logo in the lower left corner. In the middle of the page there's a black-and-white drawing of cute hamsters assembling electronic components on a breadboard. A spiral sun is overhead, with a curving arrow pointing at a pair of music notes.
    September 26 @ 12:00 pm - 1:00 pm โ˜€๏ธ Solar Music Synth Workshop

    โ˜€๏ธ Solar Music Synth Workshop

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

    Join us and build a tiny solar-powered square wave generator on a breadboard. No soldering required! The workshop is free to attend, but you'll need to purchase a kit for […]

  • Fri 26
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors
    September 26 @ 1:00 pm - 2:00 pm โšก๏ธ Beginner Soldering: Flashing LED Circuit

    โšก๏ธ 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:  

  • Mon 29
    The symbol of the permacomputing movement, a pixel art flower 7 pixels wide and 9 pixels tall, in white on a black background.
    September 29 @ 6:30 pm - 8:00 pm ๐Ÿ’พโ˜€๏ธ Permacomputing + Solarpunk Meetup

    ๐Ÿ’พโ˜€๏ธ Permacomputing + Solarpunk Meetup (moved to 9/29!)

    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. โžก๏ธ […]

  • Tue 30
    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.
    September 30 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 […]

  • October 2025
  • Wed 1
    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
    October 1 @ 6:00 pm - 8:00 pm

    ๐Ÿ™‚ DC215 Meetup: Serialization Vulnerabilities with Razdex

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

    Microsoft announced that the BinaryFormatter class is insecure and cannot be made secure, but how bad can it be? How about a remote code execution exploit? Join us at DC215 […]

  • Thu 2
    Flyer with an image of the Iffy Books logo carved in reverse on a pink rubber block, with the following text: Beginner Block Printing Thurs, October 2nd 5:30 PM โ€“ 8:30 PM Sign up at iffybooks.net!
    October 2 @ 5:30 pm - 8:30 pm

    ๐Ÿ–ผ๏ธ Block Printing Workshop

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

    Join us on Thursday, October 2nd from 5:30โ€“8:30 p.m. and learn the basics of block printing. We'll use Speedy Carve blocks to create designs, then we'll make prints using a […]

  • Fri 3
    The words "Philly 2600" in an old-school digital font
    October 3 @ 6:00 pm - 8:00 pm ๐Ÿ’ป Philly 2600 Meetup

    ๐Ÿ’ป 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 5
    '80s style pink glowing text reading "Homebrew Website Club" with a purple triangle and rainbow and grid receding into the background
    October 5 @ 6:00 pm - 8:00 pm ๐Ÿ  IndieWeb Homebrew Website Club

    ๐Ÿ  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 7
    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.
    October 7 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 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
    October 8 @ 6:00 pm - 8:00 pm ๐Ÿ’ป Make Your First Website

    ๐Ÿšง 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 9
    Book cover for 'Slow Down or Die: The Economics of Degrowth' by Timothรฉe Parrique, with a black and white photo of children on a carnival swing ride on a sky blue background
    October 9 @ 6:30 pm - 8:30 pm โš™๏ธ Neo-Luddite Reading Group

    โš™๏ธ Neo-Luddite Reading Group: ‘Slow Down or Die: The Economics of Degrowth’ by Timothรฉe Parrique

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

    โžก๏ธ 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 10
    Zine cover for "Build a Solar-Powered Music Synth," with the Iffy Books logo in the lower left corner. In the middle of the page there's a black-and-white drawing of cute hamsters assembling electronic components on a breadboard. A spiral sun is overhead, with a curving arrow pointing at a pair of music notes.
    October 10 @ 12:00 pm - 1:00 pm โ˜€๏ธ Solar Music Synth Workshop

    โ˜€๏ธ Solar Music Synth Workshop

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

    Join us and build a tiny solar-powered square wave generator on a breadboard. No soldering required! The workshop is free to attend, but you'll need to purchase a kit for […]

  • Fri 10
    Animated GIF of a small circuit board with two blinking LED lights, two transistors, two capacitors, and four resistors
    October 10 @ 1:00 pm - 2:00 pm โšก๏ธ Beginner Soldering: Flashing LED Circuit

    โšก๏ธ 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 11
    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.
    October 11 @ 10:30 am - 12:30 pm ๐Ÿš‚ Model Internet Club

    ๐Ÿš‚ Model Internet Club

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

    The Model Internet Club is back! Join us every third 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 […]

  • Tue 14
    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.
    October 14 @ 5:00 pm - 7:30 pm โœ๏ธ The Writing Room

    โœ๏ธ 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 15
    Book cover for 'The Fort Bragg Cartel: Drug Trafficking and Murder in the Special Forces' by Seth Harp, with the title superimposed on an ominous-looking photo of a pickup truck in the distance on a wooded road with darkness all around
    October 15 @ 7:00 pm - 8:30 pm ๐Ÿ‘๏ธ Intelligence History Reading Group: ‘Agents of Subversion’ by

    ๐Ÿ‘๏ธ Intelligence History Reading Group: ‘The Fort Bragg Cartel’ by Seth Harp

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

    On Wednesday, October 15th at 7 p.m. we'll meet to discuss The Fort Bragg Cartel: Drug Trafficking and Murder in the Special Forces by Seth Harp (2025). We'll cover the […]

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