r/QuantumComputing is a subreddit with 104k members. The community frequently discusses quantum computing, quantum, computing, research, and career, and the most common flair used is question, discussion, image, news, and quantum information.
Academic discussion of all things quantum computing from hardware through algorithms. Not the place for business speculation, memes, or philosophy.
Popular Topics in r/QuantumComputing
#1
Quantum Computing
107 posts
#2
Quantum
68 posts
#3
Computing
18 posts
#4
Research
14 posts
#5
Career
12 posts
#6
Qubits
12 posts
#7
Hardware
12 posts
#8
Simulation
9 posts
#9
Qiskit
8 posts
#10
Qubit
8 posts
Flair Used in r/QuantumComputing
#1
Question
: "Tool for coloured quantum circuits for posters"
12 posts
#2
Discussion
: "Looking for 2 Teammates for a Quantum Computing Hackathon!"
8 posts
#3
Image
: "Global QC Spend Breakdown 2021-2025"
5 posts
#4
News
: "IBM announces modular quantum computing advance with meter-scale L-couplers"
4 posts
#5
Quantum Information
: "Is it worth spending time on Quantum Machine Learning ?"
4 posts
#6
Algorithms
: "Alice & Bob - Shor's algorithm compiled on cat qubits: 22 593 qubits for RSA-2048 in 3.14 days"
3 posts
#7
Video
: "The Quantum Wave Function Explained Simply (and Why It Matters for Quantum Computing)"
1 post
#8
Quantum Hardware
: "Room temperature quantum computing"
1 post
#9
QC Education/Outreach
: "Quantum Week'26 | Bengaluru | Final Call"
1 post
Member Growth in r/QuantumComputing
Yearly
+22k members(26.8%)
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Last updated: November 5, 2026