All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category2
Language7
Sort:Health Score
PocketBase
Authentication · Databases · Ecommerce
Open Source realtime backend in 1 file — embedded SQLite, auth, file storage, and admin UI as a single Go binary.
SpiceDB
Authentication · Databases · Security
An open source, Google Zanzibar-inspired authorization database that models permissions as relationships and evaluates fine-grained access checks at massive scale with single-digit millisecond latency.
Tracecat
AI Agents · Automation · Security
Open-source agentic security automation platform that runs AI agents and durable workflows at scale with sandboxed execution.
Vaultwarden
Password Manager · Security
Unofficial Bitwarden-compatible server in Rust — run the full Bitwarden ecosystem on a Raspberry Pi using every official client you already have, without the multi-container overhead.
PeerDB
Data Engineering · Databases
Postgres-native ETL that streams change data capture in real time to Snowflake, BigQuery, ClickHouse, S3, and Kafka — up to 10x faster than general-purpose pipelines, managed through a familiar Postgres SQL interface.
Sonic
Databases · Search
Fast, lightweight, schema-less search backend in Rust — microsecond queries, 30MB RAM, no document storage required.
Fluree DB
Databases
A temporal, verifiable graph database with git-like branching, integrated vector/text/geo search, and RDF/SPARQL/JSON-LD/openCypher support — benchmarked at 10.4x faster than the next database on the full Wikidata dump.
Formance Ledger
Databases · Developer Tools · Invoicing Finance
The programmable open source core ledger for fintech — build money-moving applications with atomic multi-posting transactions, account-based modeling, and Numscript, a built-in DSL for financial logic.
Maltrail
Monitoring · Security
Detect malicious network traffic using 47+ live threat feeds, heuristics, and a fat-client reporting dashboard — no commercial stack required.
OSV.dev
Security
Google's open-source vulnerability database that maps CVEs to exact package versions across 50+ ecosystems with a public API and data dumps.
SafeLine
Security
Self-hosted WAF with a custom semantic detection engine and ML-powered threat analysis that blocks web attacks without cloud dependency.
SlateDB
Databases · Developer Tools
Embedded KV store built on object storage with zero replication cost
helix-db
Databases
A graph-vector database built from scratch in Rust that unifies graph traversal, vector search, key-value, and relational storage into a single platform for AI applications.
hoop
Monitoring · Security
A wire-protocol gateway that enforces data masking, command blocking, approval workflows, and full session recording for engineers and AI agents accessing production infrastructure.
OpenSandbox
Developer Tools · Security
Secure, fast, and extensible sandbox runtime for AI agents with multi-language SDKs and Docker/Kubernetes runtimes.
OpenViking
AI Development · AI Memory · Databases
An open-source context database that gives AI agents a unified filesystem for memory, resources, and skills with hierarchical tiered retrieval.
DefGuard
Authentication · Networking · Security
Self-hosted secure remote access that unifies WireGuard VPN, identity management, and connection-level MFA in one open-source platform.
magika
Developer Tools · Security
AI-powered file type detection that identifies 200+ content types with ~99% accuracy in milliseconds using a compact deep learning model.
Shadowbroker
Analytics · Monitoring · Security
Self-hosted OSINT dashboard that fuses 60+ live intelligence feeds — flight tracking, ship AIS, satellites, CCTV, seismic and radio networks — into one real-time map, with an agent-ready command channel for AI co-analysts.
CertMate
Devops · Security
Automate SSL certificate lifecycle across any CA, 24+ DNS providers, and every major secret store — with a REST API, web dashboard, and built-in MCP server for AI-driven ops.
Cosmos-Server
Authentication · Security
All-in-one self-hosted home server with SmartShield anti-DDoS, Nebula mesh VPN, automatic HTTPS, and a 250-app marketplace — all secured behind a unified auth layer.
CubeSandbox
AI Agents · Developer Tools · Security
Instant, concurrent, hardware-isolated MicroVM sandboxes for AI agents — E2B-API compatible, sub-60ms cold starts, and a built-in zero-trust egress proxy, all self-hostable at scale.
Databasement
Databases · Developer Tools · Devops
Self-hosted database backup manager with a web UI for scheduling, encrypting, and restoring MySQL, PostgreSQL, MongoDB, SQL Server, SQLite, Firebird, and Redis to S3, SFTP, Samba, or local storage.
InfluxDB
Analytics · Databases
Open-source time-series database built for real-time ingest, fast SQL queries, and embedded Python automation — powered by Apache Arrow and Parquet.