Open source focus

Open Source Alternatives to Api288 Dc4

36 open source API Platform options similar to Api288 Dc4, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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Together AI76
AI InfrastructureSan Francisco, United States$906.0M
AI acceleration cloud platform for open source and enterprise.
Open source · Self-hostable
Qdrant71
Vector DatabaseBerlin, Germany$87.5M
High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Supabase70
DatabaseSan Francisco, United States$933.0M
Open source Firebase alternative with a PostgreSQL backend and real-time capabilities.
Open source · Self-hostable
npm66
Developer ToolsOakland, USA$10.6M
The world's largest software registry for JavaScript packages and the default package manager for Node.js.
Open source · Self-hostable
Appwrite58
EnterpriseSan Francisco, United States$37.0M
Open-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
Steel.dev58
Developer ToolsTel Aviv, Israel$17.0M
Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
Liblab55
Developer ToolsAustin, United States$42.0M
SDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.
Open source · Self-hostable
KiloClaw54
Artificial Intelligence
A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Responsive35
EnterpriseSan Francisco, United States
Platform for developers building stateful reactive applications on the modern cloud with object store native databases.
Open source · Self-hostable
vxtwitter.com31
Web DevelopmentSan Francisco, United States
The world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable
fixupx.com26
Web DevelopmentSan Francisco, United States
The world's leading software development platform for version control and collaboration.
Open source · Self-hostable
Procfunc23
Developer Tools
A service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.
Open source
Remls22
Developer Tools
GitHub is a platform for developers to collaborate on code, manage projects, and build software.
Open source
Apache CouchDB21
Database
An open-source, document-oriented NoSQL database implemented in Erlang, designed for reliability and seamless multi-primary synchronization.
Open source · Self-hostable
Camunda Pte. Limited20
Workflow AutomationBerlin, Germany
Camunda provides an open-source process automation platform for orchestrating human and system workflows.
Open source · Self-hostable
Fastify12
Developer Tools
An open-source, highly efficient web framework for Node.js focused on speed and low overhead.
Open source
Apache Cassandra10
Database
Open-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable
Littlebat9
Open Source
Open-source AI tools for iOS and AWS, allowing self-hosting and data privacy.
Open source
Lastsaas2
SaaS Boilerplate
LastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.
Open source
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Grafana Labs80
ObservabilityNew York, United States
Commercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Grafana Cloud69
ObservabilityNew York, United States$2.1B
Full-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.
Open source · Self-hostable
ClickHouse Cloud68
DatabaseSan Francisco, United States$1.1B
Fully managed ClickHouse service for real-time analytics on AWS, GCP, and Azure.
Open source · Self-hostable
ScyllaDB67
DatabasePalo Alto, United States$101.0M
ScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
Pulumi66
Infrastructure as CodeSeattle, United States$228.5M
Modern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.
Open source · Self-hostable
Logz.io63
EnterpriseTel Aviv, Israel$122.0M
Logz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
Open source · Self-hostable
Gitpod63
Developer ToolsTübingen, Germany$28.0M
Cloud Development Environments for efficient and secure team software development.
Open source · Self-hostable
Codefresh62
EnterpriseBrisbane, Australia$42.0M
Octopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.
Open source · Self-hostable
DragonflyDB61
DatabaseTel Aviv, Israel$21.0M
Source-available, multi-threaded Redis replacement for modern cloud workloads.
Open source · Self-hostable
CIQ59
Artificial IntelligenceReno, United States$26.0M
Sponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Mirantis58
Cloud InfrastructureCampbell, United States$255.0M
Mirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.
Open source · Self-hostable
Treeverse56
DataOpsTel Aviv, Israel$23.0M
Open-source data lake management platform for engineers and data scientists.
Open source · Self-hostable
pgEdge, Inc.55
DatabaseSan Francisco, United States$24.0M
pgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.
Open source · Self-hostable
Fleet Device Management55
CybersecuritySan Francisco, USA$32.0M
Autonomous endpoint management platform to counter AI-accelerated exploits.
Open source · Self-hostable
CloudQuery53
EnterpriseSan Francisco, United States$18.5M
Open-source data integration platform for security and infrastructure teams.
Open source · Self-hostable
OpenOps53
EnterpriseSan Francisco, United States$125K
No-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
Together AIAI acceleration cloud platform for open source and enterprise.	AI Infrastructure	Open source · Self-hostable	San Francisco, United States	$906.0M	76
QdrantHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.	Vector Database	Open source · Self-hostable	Berlin, Germany	$87.5M	71
SupabaseOpen source Firebase alternative with a PostgreSQL backend and real-time capabilities.	Database	Open source · Self-hostable	San Francisco, United States	$933.0M	70
npmThe world's largest software registry for JavaScript packages and the default package manager for Node.js.	Developer Tools	Open source · Self-hostable	Oakland, USA	$10.6M	66
AppwriteOpen-source backend-as-a-service platform for building scalable applications.	Enterprise	Open source · Self-hostable	San Francisco, United States	$37.0M	58
Steel.devCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.	Developer Tools	Open source · Self-hostable	Tel Aviv, Israel	$17.0M	58
LiblabSDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.	Developer Tools	Open source · Self-hostable	Austin, United States	$42.0M	55
KiloClawA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.	Artificial Intelligence	Open source · Self-hostable	—	—	54
ResponsivePlatform for developers building stateful reactive applications on the modern cloud with object store native databases.	Enterprise	Open source · Self-hostable	San Francisco, United States	—	35
vxtwitter.comThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.	Web Development	Open source · Self-hostable	San Francisco, United States	—	31
fixupx.comThe world's leading software development platform for version control and collaboration.	Web Development	Open source · Self-hostable	San Francisco, United States	—	26
ProcfuncA service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.	Developer Tools	Open source	—	—	23
RemlsGitHub is a platform for developers to collaborate on code, manage projects, and build software.	Developer Tools	Open source	—	—	22
Apache CouchDBAn open-source, document-oriented NoSQL database implemented in Erlang, designed for reliability and seamless multi-primary synchronization.	Database	Open source · Self-hostable	—	—	21
Camunda Pte. LimitedCamunda provides an open-source process automation platform for orchestrating human and system workflows.	Workflow Automation	Open source · Self-hostable	Berlin, Germany	—	20
FastifyAn open-source, highly efficient web framework for Node.js focused on speed and low overhead.	Developer Tools	Open source	—	—	12
Apache CassandraOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.	Database	Open source · Self-hostable	—	—	10
LittlebatOpen-source AI tools for iOS and AWS, allowing self-hosting and data privacy.	Open Source	Open source	—	—	9
LastsaasLastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.	SaaS Boilerplate	Open source	—	—	2
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82
Grafana LabsCommercializes the open-source Grafana observability platform with AI features.	Observability	Open source · Self-hostable	New York, United States	—	80
Grafana CloudFull-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.	Observability	Open source · Self-hostable	New York, United States	$2.1B	69
ClickHouse CloudFully managed ClickHouse service for real-time analytics on AWS, GCP, and Azure.	Database	Open source · Self-hostable	San Francisco, United States	$1.1B	68
ScyllaDBScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.	Database	Open source · Self-hostable	Palo Alto, United States	$101.0M	67
PulumiModern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.	Infrastructure as Code	Open source · Self-hostable	Seattle, United States	$228.5M	66
Logz.ioLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.	Enterprise	Open source · Self-hostable	Tel Aviv, Israel	$122.0M	63
GitpodCloud Development Environments for efficient and secure team software development.	Developer Tools	Open source · Self-hostable	Tübingen, Germany	$28.0M	63
CodefreshOctopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.	Enterprise	Open source · Self-hostable	Brisbane, Australia	$42.0M	62
DragonflyDBSource-available, multi-threaded Redis replacement for modern cloud workloads.	Database	Open source · Self-hostable	Tel Aviv, Israel	$21.0M	61
CIQSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.	Artificial Intelligence	Open source	Reno, United States	$26.0M	59
MirantisMirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.	Cloud Infrastructure	Open source · Self-hostable	Campbell, United States	$255.0M	58
TreeverseOpen-source data lake management platform for engineers and data scientists.	DataOps	Open source · Self-hostable	Tel Aviv, Israel	$23.0M	56
pgEdge, Inc.pgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.	Database	Open source · Self-hostable	San Francisco, United States	$24.0M	55
Fleet Device ManagementAutonomous endpoint management platform to counter AI-accelerated exploits.	Cybersecurity	Open source · Self-hostable	San Francisco, USA	$32.0M	55
CloudQueryOpen-source data integration platform for security and infrastructure teams.	Enterprise	Open source · Self-hostable	San Francisco, United States	$18.5M	53
OpenOpsNo-code, open-source cloud automation platform for FinOps and custom solutions.	Enterprise	Open source · Self-hostable	San Francisco, United States	$125K	53