
HAR
Open Source harness for multi-agent coding workflows
Product HuntOpen SourceLaunched Aug 7, 2026114#11 of the day
About HAR
HAR is an open-source, agent-agnostic framework for building multi-agent coding workflows. Run a fleet of coding agents in parallel on any repository, with deterministic validation gates, verifiable proof, and full observability across every agent, all extensible and customizable to your own workflow and tooling.
The person behind HAR
More Open Source launches
InyonAnswer your coding agents from your phoneOct 23, 2026 · 1 person
NanotypeA private online text editor with markdown. Open and type.Oct 23, 2026 · 1 person- Whiteboardthe open-source IDE for thoughtful software designOct 22, 2026 · 1 person
Tetriz Engg Intelligence + ConnectorsConnect coding sessions to PRs, issues, quality, and ROIOct 22, 2026 · 1 person
TessaryStop your agents from failing silently in productionOct 22, 2026 · 1 person
LLM Test ServerYour LLM tests, without the providerOct 22, 2026 · 1 person