Signa alternatives

Tools that do what Signa does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Signa.

Read 2026-11-04

With a free plan or free to use: Brandfetch, GleanMark, PermitStack, TrademarkMind, GitHub, United States Postal Service.

10 alternativesUnlike Signa

#1
Offendersearch Developer tools MCP · open
An API that queries about 1.5 million sex offender registry records from all 58 US registries in a single call.
Also: MonitoringOwn MCP server
1.1k
Active
From $0.15 per use
#2
Brandfetch Developer tools
Provides API access to a database of brand logos, colors, and assets for integration into applications.
Free planMore widely used
1.2M
Active
From $99/mo
#3
GleanMark Legal MCP · open
Searches, clears and monitors trademarks against the USPTO's records, and drafts office action responses and TTAB research.
Free planAlso: Monitoring, Workflow automation
2
Active
From $99/mo
2025
#4
PermitStack Developer tools MCP · open
Normalizes building permit records from 8,000 US cities into an API, browser search and CSV exports.
Free planOwn MCP server
1.4k
Active
From $29/mo
#5
TinyFish Developer tools MCP · sign-in
Provides web search, content fetching, browser automation, and agent APIs for AI applications to access and interact with live web content.
More widely used
150k
Active
From $0.00 per use
#6
Microsoft Developer tools
Sells Windows, Microsoft 365 and Azure cloud services, plus Surface devices and Xbox consoles.
More widely used
135M
Active
1975
#7
TrademarkMind Legal MCP · open
Searches USPTO and international trademark registers for name and logo conflicts, and tracks filing deadlines and renewals.
Free planAlso: Monitoring
19
Active
#8
Egnyte Developer tools MCP · sign-in
Stores and syncs company files in a cloud repository with co-editing, permission controls, and AI search and agents that run over those files.
Also: AgentsMore widely used
227k
Active
From $22/user/mo
2007
#9
GitHub Developer tools
Hosts Git repositories with pull requests, code review, issue tracking and Actions pipelines for building, testing and deploying code.
Free planAlso: Workflow automation, Code generation
42M
Active
From $4/user/mo
2007
#10
United States Postal Service Developer tools MCP · open
Serves U.S. and Canadian postal code data, address validation and radius search through an API or downloadable databases.
Free planOwn MCP server
11.3M
Active
From $49/mo
2003

← Signa: the full card All Developer tools tools →

How this list is made: the words Signa is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.