Software and Tools for SaaS & Tech Startups

NN

NVIDIA Nemotron

4.5/5.01 verified review

Free·Open Source·Apache-2.0

Open speech language model for intelligent transcription across 40 languages

• Supports transcription in 40 languages using natural language instructions
• Includes speaker attribution and word-level timestamps out of the box
• Open model weights available for research and commercial utilization

18.7kstars on GitHub

VE

Vectoys

4.5/5.01 verified review

Free·Open Source·MIT

Open source SVG 3D engine for device mockups and interactive toys on landing pages.

• Pure SVG rendering without WebGL or canvas dependencies.
• Live interactive HTML rendered directly on device screens.
• Open source codebase distributed under the MIT license.

SC

Scalekit

4.5/5.01 verified review

Freemium

MCP gateway and delegated auth for AI agents with 600+ connectors.

• Per-user delegated OAuth access instead of shared service accounts.
• Unified MCP gateway providing access to over 600 pre-built connectors.
• Granular permission controls and audit logs for every tool call.

HY

Hyperresearch

4.5/5.01 verified review

Paid·$9/mo·MIT

Deep AI research reports with verified evidence and automated citation checking

• Automated citation verification against source passages
• Searchable vault retaining all underlying documents and raw texts
• Native support for remote MCP servers and OpenAPI specifications

4.3kstars on GitHub

AF

Aigenos Flow

4.5/5.01 verified review

Free

Open-source framework for deterministic AI agent workflows using typed fields.

• Deterministic architecture separating flow control from LLM reasoning.
• Centralized workflow and policy definitions via Markdown configuration files.
• Open-source licensing under Apache-2.0 with no core commercial restrictions.

CA

Castov

4.5/5.01 verified review

Free·Open Source·MIT

Fast, 100% client-side developer platform with CLI and MCP server support.

• 100% local browser and CLI execution with zero telemetry.
• Includes a native Model Context Protocol (MCP) server for Cursor and Claude.
• Over 60 interactive developer tools and chainable data pipelines.

1stars on GitHub

BA

Backenly

4.5/5.01 verified review

Freemium·Open Source·Apache-2.0

The autonomous backend built for coding agents over MCP.

• Native integration via MCP protocol for coding agents.
• Isolated PostgreSQL schema per project with pgvector support.
• Automated monitoring and self-repair capabilities every minute.

103stars on GitHub

CO

Cove

4.5/5.01 verified review

Free·Open Source·Unlicense

A minimal starter stack for TanStack Start with end-to-end type safety.

• Native end-to-end type safety with TanStack Router
• Minimal setup without redundant boilerplate code
• Direct integration with Drizzle ORM and Better Auth

1.4kstars on GitHub

ZR

Zro

4.5/5.01 verified review

Freemium

Private inference for open coding models with zero retention and high speed.

• Zero request retention and strict no-training policy on customer data
• Native compatibility with OpenAI and Anthropic API formats
• Optimized multi-region inference for low latency execution

PO

Popkern

4.5/5.01 verified review

Free·Open Source·AGPL-3.0

An open-source parametric BRep CAD kernel written in Rust for solid geometric modeling.

• Written in Rust for high performance during complex geometric computations.
• Permanently open-source and free for all developers and creators.
• Native support for STEP file import and export alongside Rhai scripting.

23stars on GitHub

BS

B2B SaaS Starter

4.5/5.01 verified review

Free·Open Source·MIT

Cloudflare-first B2B SaaS infrastructure starter template for rapid application development.

• Architecture optimized for Cloudflare Workers and D1
• Includes structured logging and request tracing
• Open-source MIT model suitable for self-hosting

53stars on GitHub

RE

Relaticle

4.5/5.01 verified review

Free

Open-source AI CRM for Claude and ChatGPT

• Free self-hosted open-source model without licensing fees.
• Native MCP server for connecting external AI agents.
• Mandatory user approval flow before modifying CRM records.

1.8kstars on GitHub