Opensource tech stack
Opensource builds mostly with Python, Bash, Java, C++. Its stack also includes AWS, Kubernetes, OpenSearch, Amazon Aurora. AWS is named in 4 of the 8 job postings Opensource published in the last 12 months (50%). Counted by Alion from the job postings of Opensource, updated Oct 6, 2026.
What programming languages does Opensource use?
Python is named in 38% of job postings at Opensource, followed by Bash (25%), Java (25%), C++ (25%).
C++ 
What databases does Opensource use?
OpenSearch is named in 25% of job postings at Opensource, followed by Amazon Aurora (13%), Db2 (13%), MySQL (13%).
What cloud and platforms does Opensource use?
AWS is named in 50% of job postings at Opensource, followed by Kubernetes (38%), Linux (38%), Amazon CloudWatch (25%).
AWS
4 50%
Kubernetes
3 38%
Amazon EC2
2 25%
Datadog
2 25%
Grafana
2 25%
Splunk
2 25%
Show all (18)
What developer tools does Opensource use?
Terraform is named in 38% of job postings at Opensource, followed by FortiGate (25%), Prometheus (25%), Ansible (25%).
Terraform
3 38%
FortiGate
2 25%
Prometheus
2 25%
Ansible
2 25%
ArgoCD
2 25%
Helm
2 25%
CloudFormation
1 13%
Docker
1 13%
Show all (9)
Which engineering practices does Opensource ask for?
TCP/IP is named in 50% of job postings at Opensource, followed by CI/CD (38%), IAM (38%), DNS (25%).
CI/CD
3 38%
Incident Management
2 25%
GitOps
2 25%
Service Mesh
2 25%
Show all (11)
What does each Opensource team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
3 postingsHow does your stack fit Opensource?
How modern is the Opensource stack?
Opensource scores 69 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How common is the Opensource stack in its industry?
Share of the 185 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Opensource
Questions about the Opensource tech stack
What programming languages does Opensource use?
The languages named in Opensource job postings are Python (38%), Bash (25%), Java (25%), C++ (25%), Assembly (13%), as a share of the 8 postings of the last 12 months.
Does Opensource use AWS?
Yes. AWS is named in 4 of 8 job postings (50%) and required in 3 of them.
What cloud and platforms does Opensource use?
The cloud and platforms named in Opensource job postings are AWS (4), Kubernetes (3), Linux (3) (postings in brackets).
What skills do you need for a DevOps job at Opensource?
DevOps postings at Opensource most often require Kubernetes (3), Bash (2), Datadog (2), Grafana (2), out of 3 postings in the last 12 months.
Is the Opensource tech stack changing?
No new technology has appeared in Opensource job postings in the last six months.
How modern is the Opensource tech stack?
Opensource scores 69 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Opensource tech stack?
Alion reads every job posting Opensource publishes and tags the technologies each one names. The figures on this page count the 8 postings of the last 12 months and were updated on Oct 6, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Opensource tech stack: 51 technologies from 8 job postings", as of Oct 6, 2026. https://alion.io/company/opensource-3/technologies