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Top Open Source Projects using HCL

A curated collection of the 13 best free and open-source projects built using HCL. Discover popular repositories, architecture patterns, and trending software in 2026.

13 projects indexedExplore all tech stacks →
Beam

Beam

AGPL-3.0
1,755

Run GPU inference, task queues, and sandboxes on serverless infrastructure with sub-second cold starts, autoscaling, and support for your own AWS, GCP, or bare metal.

Beam
GoPythonHCLShell+11
Wachd

Wachd

NOASSERTION
35

Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.

Wachd
GoTypescriptHCLShell+16
Tracecat

Tracecat

AGPL-3.0
3,780

Tracecat is a scalable, self-hostable platform for automating security workflows and playbooks without limits.

Tracecat
PythonTypescriptHCLShell+26
Terrateam

Terrateam

MPL-2.0
1,269

Automate infrastructure changes with secure GitOps workflows. Plan, validate, and deploy Terraform, OpenTofu, and Pulumi directly from pull requests.

Terrateam
OCamlHCLSvelteTypescript+17
Statusnook

Statusnook

MIT
975

A powerful open-source status page system for real-time incident tracking, maintenance updates, and transparent communication with users.

Statusnook
GoCSSShellHCL+6
Sequin

Sequin

MIT
2,192

Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack.

Sequin
ElixirSvelteGoHCL+17
Quickwit

Quickwit

Apache-2.0
11,550

High-performance search engine designed for big data, offering scalability, real-time indexing, and cost-effective operations.

Quickwit
RustHTMLTypescriptHCL+16
Polar

Polar

Apache-2.0
10,213

Comprehensive payment solution with built-in tax handling, automated benefits, and seamless integrations for digital product and SaaS businesses.

Polar
PythonTypescriptMDXHCL+30
PostHog

PostHog

NOASSERTION
39,294

All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

PostHog
PythonTypescriptRustHCL+37
OpenTofu

OpenTofu

MPL-2.0
29,944

A community-driven, truly open-source fork of Terraform for managing cloud infrastructure through code.

OpenTofu
GoMDXHCLShell+8
Nitric

Nitric

Apache-2.0
2,014

Nitric automates cloud infrastructure provisioning from your application code for AWS, GCP and Azure

Nitric
GoHCLMakefileDockerfile+17
Digger

Digger

MIT
5,032

Open-source CI/CD orchestrator for Terraform with pull request automation, drift detection, and enterprise-grade security. Self-hostable with private runners.

Digger
GoTypescriptJavaScriptHCL+18
Cosmos Server

Cosmos Server

NOASSERTION
6,134

Complete self-hosting solution with automated maintenance, Smart-Shield protection, anti-DDoS, SSO authentication, and VPN access for secure private cloud management.

Cosmos Server
GoJavaScriptTypescriptHCL+15