Block65 is a software engineering and cybersecurity company.

We design, build and operate commercial cloud software, and provide licensed penetration-testing services.

Cloud & application engineering

We design, build and operate commercial cloud software end to end, from architecture to production.

Cybersecurity & penetration testing

We hold a penetration-testing service licence under Singapore's Cybersecurity Act, and test the web applications, networks and infrastructure that we and others build. Our testers are accredited through CREST and EC-Council.

Colacube Commercial
Event-delivery platform for webhooks and event streams.
colacube.io
Wallhack Open source
Layer-3 network tunnelling over QUIC and WebSockets, built for pivoting in penetration-testing engagements.
wallhack.net
Pontoon Open source
QEMU microVM orchestrator — define VMs, networks and layers in a file, build them with Docker, and launch them with KVM.
github.com/block65/pontoon

We publish over thirty public repositories on GitHub under permissive licences.

Registered name
Block65 Pte Ltd
UEN
201906778M
Incorporated
2019 · Singapore
Pen-test service licence
CS/PTS/C-2024-0516
Registered office
50 Somme Road #01-01, Singapore 207871